Diode House

TNY268PN Off-Line Switcher IC – Power Integrations – DIP-8

Diode House – India’s most trusted and popular distributor of industrial electronic components – offers TNY268PN, a high-performance Off-Line Switcher IC from Power Integrations. The TinySwitch™-II family integrates a 700 V power MOSFET, oscillator, high-voltage switched current source, current limit, and thermal shutdown circuitry into a single monolithic device. It eliminates the need for bias windings, reducing cost and design complexity.

Uses / Details / Benefits:

• Ideal for compact, efficient, low-cost power supply designs
• Direct startup from drain voltage, eliminating external bias circuitry
• Highly reliable with built-in thermal shutdown and current limit
• Excellent for AC/DC conversion in universal input applications (85–265 VAC)
• Reduces component count and PCB space

Technical Specifications:

• Manufacturer / Part No: Power Integrations – TNY268PN
• Series: TinySwitch™-II (TNY268)
• Product Type: Off-Line AC/DC Converter IC
• Output Voltage: 5.8 V
• Output Power: 15 W
• Switching Frequency: 132 kHz
• Duty Cycle (Max): 68%
• Operating Supply Current: 380 µA
• Input Voltage Range: 85 VAC to 265 VAC
• Number of Outputs: Single Output
• Operating Temperature Range: –40°C to +150°C
• Mounting Style: Through-Hole (DIP-8 Package)
• Integrated 700 V MOSFET for enhanced efficiency
• Thermal Shutdown & Current Limit for protection

Applications:

• PC standby power supplies & auxiliary power supplies
• DVD/PVR and low-power set-top boxes
• Industrial, metering, and appliance power supplies
• Chargers and adapters for mobile phones, PDAs, cameras, MP3 players, shavers, etc.

Stockists & Distributors:
Diode House – Importers & Stockists of Industrial Electronic Components
We only deal in genuine, brand-certified components from top manufacturers. Diode House is one of the most popular and trusted distributors across India.

Equivalent / Related Parts:

• TNY274P / TNY274G – Power Integrations – Off-Line Switcher IC
• TNY275P / TNY276P / TNY277P – Power Integrations – Higher/Lower Power Options
• TNY278P / TNY279P / TNY280P/G – Power Integrations – Extended Family

LNK304PN IC AC-DC Offline Switcher LinkSwitch-TN Series

The LNK304PN IC from Power Integrations is a highly integrated AC-DC Offline Switcher IC designed to replace traditional linear and capacitor-fed (cap dropper) non-isolated power supplies, delivering superior efficiency, performance, and reliability at the same cost.

This IC integrates a 700V MOSFET, oscillator, current limit, frequency jittering, and thermal shutdown into a single monolithic device. It is ideal for compact, low-power SMPS designs such as timers, industrial controls, and LED drivers.

Diode House is one of the most trusted distributors of industrial electronic components across India, ensuring genuine and certified components for your manufacturing needs.

Key Features & Specifications of LNK304PN IC:

• Topology Support: Buck, Buck-Boost, and Flyback converters
• Integrated MOSFET: 700 V Power MOSFET for surge withstand
• Controller: Simple ON/OFF control (no complex PWM needed)
• Switching Frequency: 66 kHz operation with accurate current limit
• Current Handling: Supports up to 120 mA output current (using 1 mH inductor)
• Efficiency: Higher efficiency than linear or capacitor-fed power supplies
• Regulation: Excellent line and load regulation with minimal temperature drift
• Protection:
  • Fully integrated auto-restart
  • Short-circuit protection
  • Open-loop fault protection
  • Thermal overload & hysteretic thermal shutdown (+135 °C min)
• EMI Performance: Frequency jittering reduces EMI by ~10 dB
• Input Voltage Range: Universal 85 – 265 VAC
• Startup Circuitry: Directly from Drain pin (eliminates extra bias supply)
• Fast Response: High bandwidth ensures quick turn-on with no overshoot

Applications of LNK304PN:

• Appliances & Timers
• LED Drivers & Industrial Controls
• Low-power AC-DC Converters
• Household & IoT Electronics
• Metering and Automation Systems

Benefits:

• Cost-effective replacement for linear & cap-dropper supplies
• Higher energy efficiency & lower heat dissipation
• Reduced external component count (compact design)
• Lower EMI & filter cost
• Robust system-level protection for reliable operation

Stockist & Distributor:

DIODE HOUSE – Importers & Stockists of Industrial Electronic Components
(Distributors for all industrial electronics components – PAN India supply)

Alternate Names / Keywords for Searching:

• LNK304PN AC-DC Switcher IC
• LNK304 DIP-7 Package IC
• LinkSwitch-TN Series IC
• LNK304PN Power Integrations
• Offline Switcher MOSFET IC
• AC-DC Buck/Boost Controller IC

Available Part Numbers in LinkSwitch-TN Series:

• LNK302PN – Low Power AC-DC Switcher IC
• LNK303PN – Offline Switcher IC
• LNK304PN – AC-DC Switcher IC
• LNK305PN – Offline Buck/Boost Controller
• LNK306PN – High Current Offline Switcher

(All available in DIP-7 or SMD package options depending on model)

Equivalent / Similar ICs (Cross Reference):

• Power Integrations: LNK302, LNK303, LNK305, LNK306 Series
• STMicroelectronics: VIPER12A, VIPER22A Series (AC-DC switchers)
• ON Semiconductor: NCP101X Series
• Texas Instruments: UCC28810, UCC28811 Offline Controllers

TNY278PN Power Integrations Off-Line Switcher IC DIP-8 Package

The TNY278PN TinySwitch-III Off-Line Switcher IC from Power Integrations is a highly integrated solution for cost-effective and energy-efficient AC-DC power supplies. It combines a 700V power MOSFET, oscillator, current limit (user-selectable), thermal shutdown circuitry, and high-voltage switched current source in a single compact DIP-8 package. With ON/OFF control, it reduces system complexity while delivering high performance.

This device is ideal for designing compact, low-power adapters and auxiliary supplies with minimal external components and excellent reliability.

Features / Specifications:

• Manufacturer Part No: TNY278PN
• Manufacturer: Power Integrations
• Series: TinySwitch-III (TNY278)
• Product Type: AC/DC Converter IC
• Number of Outputs: 1
• Output Voltage: 12V
• Output Power: 21.5W
• Input Voltage Range: 85VAC ~ 265VAC
• Operating Supply Current: 445 µA
• Switching Frequency: 132 kHz
• Maximum Duty Cycle: 65%
• Operating Temperature Range: -40°C ~ +150°C
• Mounting Style: Through-Hole
• Package / Case: DIP-8

Applications:

• Chargers & Adapters (mobile, cordless phones, digital cameras, MP3 players, PDAs)
• Auxiliary power supplies for PCs and consumer electronics
• DVD/PVR & low-power set-top decoders
• Appliances, metering equipment, and industrial control systems

Why Choose From Diode House?

Diode House is one of the most trusted stockists & distributors across India for industrial electronic components. We only deal in genuine, brand-certified parts from leading global manufacturers.

Alternate Names / Keywords for Searching:

TNY278PN | TinySwitch-III | Power Integrations Switcher IC | AC/DC Converter IC DIP-8 | Off-Line Switcher IC

Equivalent / Related Part Numbers in Same Series (TinySwitch-III):

• TNY274P / TNY274G
• TNY275P / TNY275G
• TNY276P / TNY276G
• TNY277P / TNY277G
• TNY278P / TNY278PN / TNY278GN
• TNY279P / TNY279GN
• TNY280P / TNY280G

✅ Available in Ready Stock at Diode House – Your Most Reliable Distributor Across India. 

The TNY288PG from Power Integrations is a high-performance off-line switcher IC designed for AC/DC conversion in low-power applications. Part of the TinySwitch-4 family, it provides precise output power regulation and dramatically reduces maximum overload variation across the universal input voltage range. Its integrated 725V MOSFET ensures robust operation under high reflected voltage and high bus voltage designs, making it ideal for standby power supplies, adapters, and low-power converters.

Key Features & Specifications:

• Manufacturer Part Number: TNY288PG
• Manufacturer: Power Integrations
• Product Type: AC/DC Converters, Off-Line Switcher IC
• Series / Tradename: TinySwitch-4
• Package / Case: DIP-8 (Through Hole)
• Input / Supply Voltage: 85V – 265V AC
• Output Voltage: Configurable per application
• Output Power: 28W
• Duty Cycle: 67%
• Operating Supply Current: 650µA
• Number of Outputs: 1 Output
• Mounting Style: Through Hole
• Special Features: High overload protection, built-in 725V MOSFET, ideal for universal AC input

Applications / Uses:

• PC standby power supplies and auxiliary systems
• DVD, PVR, and other low-power set-top box decoders
• Chargers and adapters for cell phones, PDAs, digital cameras, MP3 players, portable audio devices, shavers
• Supplies for household appliances, industrial systems, and metering

Benefits:

• Limits maximum output power during overload conditions
• High reliability with integrated MOSFET
• Compact, easy-to-mount DIP-8 design
• Reduces variation in output under wide input voltage ranges
• Suitable for both consumer electronics and industrial applications

Stockist & Distributor Information:
Diode House – India’s most trusted distributor for industrial electronics components. Available across all India.

Alternate Names / Keywords for Searching:
TNY274P, TNY274G, TNY275P, TNY276P, TNY277P, TNY278P, TNY279P, TNY280P, TNY280G

Equivalent / Similar Brand & Part Number:

• Power Integrations TNY288PG – TinySwitch-4, DIP-8
• Alternate Series Members: TNY274P / TNY274G / TNY275P / TNY276P / TNY277P / TNY278P / TNY279P / TNY280P / TNY280G 

TOP266EG 12V 86W AC to DC Off-Line Switcher IC – eSIP-7C Package

The TOP266EG is a high-performance AC to DC offline switcher IC from Power Integrations designed for efficient power conversion in a compact package. Part of the TOPSwitch™-JX series, it integrates a 725V power MOSFET, high-voltage switched current source, multi-mode PWM control, oscillator, thermal shutdown circuitry, and fault protection onto a single monolithic device. Its EcoSmart™ technology ensures energy-efficient operation while maintaining system flexibility and reliability.

This IC is ideal for applications requiring compact, reliable, and efficient power conversion with high protection standards.

Key Features & Specifications:

• Manufacturer Part No: TOP266EG
• Manufacturer: Power Integrations
• Series: TOP266
• Product Type: AC/DC Converters
• Output Power: 86 Watts
• Output Voltage: 12V
• Output Current: 2.5 A
• Switching Frequency: 132 kHz
• Duty Cycle: 83%
• Operating Supply Current: 600 μA
• Operating Temperature Range: -40°C to 150°C
• Number of Outputs: 1
• Mounting Style: Through Hole
• Package/Case: eSIP-7C
• Protection Features: Output Overvoltage Protection (OVP), Line Undervoltage (UV) Detection, Line Overvoltage (OV) Shutdown, Accurate Thermal Shutdown with Large Hysteresis (OTP)

Applications:

• Notebook/Laptop Adapters
• Generic AC Adapters
• Printers & Scanners
• LCD Monitors & TVs
• Set-top Boxes
• PC Standby & LCD TV Standby
• Audio Amplifiers
• Portable Consumer Electronics
• Power Management Solutions

Benefits:

• Compact monolithic device reduces system size and component count
• High energy efficiency with EcoSmart™ technology
• Reliable operation under line surges and thermal stress
• Flexible design options to lower total system cost
• High integration reduces design complexity and improves reliability

Distributor Information:
Diode House is one of the most trusted stockists and distributors of industrial electronic components across India. We provide genuine, brand-certified components including TDK, MAXIM, ST, TI, ON, NXP, AD, ROHM, TOSHIBA, SAMSUNG, VISHAY, MURATA, CDIL, and more.

Related Brands/Part Numbers (Equivalent):

• Power Integrations: TOP266EG
• Alternative / Equivalent: TOP266YN, TOP268EG

TNY290PG – Power Integrations Off-Line Switcher IC – DIP-8 Package

The TNY290PG is a high-performance Off-Line Switcher IC from Power Integrations, designed for efficient power conversion in compact designs. Housed in a DIP-8 package, it integrates a high-voltage power MOSFET, oscillator, and control circuitry in a single IC, enabling reliable and energy-efficient operation for low to medium power applications.

Uses, Details, and Benefits:

• Applications: Suitable for switch-mode power supplies (SMPS), adapters, chargers, standby power, industrial control power supplies, and consumer electronics.
• Key Benefits:
  • High-efficiency energy conversion with minimal heat dissipation.
  • Compact DIP-8 packaging allows easy PCB integration.
  • Built-in protection features including overcurrent, thermal shutdown, and auto-restart enhance circuit safety.
  • Simplifies design by reducing the need for external components.
  • Reliable and long-life operation, ideal for industrial and consumer electronics.

Technical Specifications:

• Manufacturer: Power Integrations
• Part Number: TNY290PG
• Package: DIP-8
• Input Voltage Range: Up to 700 VDC (Integrated high-voltage MOSFET)
• Switching Frequency: Typically 132 kHz
• Output Power: Up to 12 W (depending on design and heatsinking)
• Protection Features: Overcurrent, thermal shutdown, auto-restart
• Operating Temperature Range: -40°C to +125°C
• RoHS Compliance: Yes

Stockiest & Distributors:
Diode House – Most trusted distributor across India for industrial electronic components. We provide genuine, brand-certified components from leading manufacturers.

Equivalent Part Numbers / Brands:

• Power Integrations TNY290PN (similar specifications)

Why Choose Diode House:

• Pan-India distribution network
• Stock of genuine, certified components
• Prompt delivery and professional service

We only deal in genuine, brand-certified components from industry leaders such as:
TDK | MAXIM | ST | TI | ON | NXP | AD | ROHM | TOSHIBA | SAMSUNG | VISHAY | MURATA | CDIL | and more.

The TNY280PN from Power Integrations is a high-performance AC/DC Off-Line Switcher IC belonging to the TinySwitch™-III family. Designed for compact, energy-efficient SMPS power supplies, it integrates a 700V power MOSFET, oscillator, current limit circuitry, thermal shutdown, and high-voltage current source — all in a DIP-8 through-hole package.
This device uses an ON/OFF control scheme, enabling excellent efficiency, reduced EMI, lower standby power, and cost-effective overall design.
Perfect for chargers, adapters, standby power supplies, consumer appliances, and industrial auxiliary circuits.

Diode House is one of the most trusted and popular distributors across India for all industrial electronic components. We supply only 100% genuine, brand-certified Power Integrations ICs with best wholesale pricing.

Technical Features / Specifications

• Manufacturer: Power Integrations
• Part Number: TNY280PN
• Series: TinySwitch-III (TNY280 Series)
• Product Type: AC/DC Off-Line Converter Switcher IC
• Output Voltage: 12V
• Output Current: 750 mA
• Output Power: 36.5W
• Number of Outputs: 1
• Switching Frequency: 132 kHz
• Maximum Duty Cycle: 65%
• Input Voltage Range: 85VAC ~ 265VAC
• Power MOSFET Rating: 700V
• Control Method: ON/OFF
• Operating Temperature: -40°C to +150°C
• Mounting Style: Through Hole
• Package / Case: DIP-8 (PDIP-8)
• Family Advantage: High efficiency, low EMI, low standby consumption

Applications

• Mobile phone chargers & adapters
• Cordless phone adapters
• PDA and digital camera power supplies
• MP3 / portable audio adapters
• Small appliance SMPS
• Industrial auxiliary & standby power supplies
• DVD/PVR, set-top box low-power systems
• Metering & embedded electronics supplies

Benefits

• Highly energy efficient design
• Integrated 700V MOSFET reduces external components
• Enhanced thermal performance
• Very low standby power
• Low system cost with minimal BOM
• Improved design flexibility and protection features

Alternate Names / Keywords for Searching

TinySwitch IC, Off-Line Switcher IC, PI AC/DC Switcher, Power Integrations TNY Series, SMPS Switcher IC, TNY280 IC, TNY280PN Switcher, DIP-8 AC/DC Switcher, PI TinySwitch-III.

Equivalent / Related Part Numbers in the Same Series (TinySwitch-III Family)

These are commonly searched alternatives/series variations:

• TNY274P / TNY274G
• TNY275P / TNY275G
• TNY276P / TNY276G
• TNY277P / TNY277G
• TNY278P / TNY278G
• TNY279P / TNY279G
• TNY280P / TNY280G / TNY280PN

(All above parts are TinySwitch-III AC/DC Off-Line Switcher ICs.)

TNY279PN – 12V 12W TinySwitch-III Off Line Switcher IC – DIP-8 Package

Diode House, one of the most trusted and popular distributors of industrial electronic components across India, offers TNY279PN – a highly efficient, low-cost Off-Line Switcher IC from Power Integrations.
This device integrates a high-voltage 700V power MOSFET, oscillator, current limit (user selectable), thermal shutdown, and high-voltage switched current source in a single monolithic IC.
The TNY279PN uses an ON/OFF control scheme for exceptional design flexibility and superior performance. It is widely used for energy-efficient power supplies with minimal external components.

Features & Specifications:

• Manufacturer Part No: TNY279PN
• Manufacturer: Power Integrations
• Series: TinySwitch-III (TNY279)
• Product Type: AC/DC Converter – Off Line Switcher IC
• Output Voltage: 12V
• Output Power: 12W
• Switching Frequency: 132 kHz
• Duty Cycle (Max): 65%
• Operating Supply Current: 510 µA
• Operating Temperature Range: -40°C to +150°C
• Mounting Style: Through Hole
• Package/Case: DIP-8
• Tradename: TinySwitch
• Type: Off-Line Converter IC

Applications:

• Mobile chargers and adapters (cell/cordless phones, PDAs, digital cameras, MP3 players, portable audio devices, shavers)
• PC standby power supplies and auxiliary power for consumer electronics
• DVD/PVR and low-power set-top boxes
• Power supplies for appliances, industrial control systems, metering, and more

Why Buy from Diode House?

• Authorised Stockists & Distributors – All components are 100% genuine, brand-certified, and sourced directly from manufacturers
• Ready Stock Availability – Immediate dispatch all over India
• Expert Technical Support – Helping you choose the right IC for your design
• Competitive Prices – Cost-effective solutions for bulk and project requirements

Equivalent / Similar Parts (Other Brands):

• TNY274PN / TNY274G – Power Integrations
• TNY275PN – Power Integrations
• TNY276PN – Power Integrations
• TNY277PN – Power Integrations
• TNY278PN – Power Integrations
• TNY280P / TNY280G – Power Integrations

Diode House – Distributors for all Industrial Electronic Components all over India
We only deal in genuine, brand-certified components from industry leaders such as:
TDK | MAXIM | ST | TI | ON | NXP | AD | ROHM | TOSHIBA | SAMSUNG | VISHAY | MURATA | CDIL | and more.

TNY266PN – Power Integrations OffLine Switcher IC – DIP-8 Package

TNY266PN from Power Integrations is a highly integrated TinySwitch-II series OffLine Switcher IC designed for cost-effective, energy-efficient low-power AC/DC conversion. The device integrates a 700 V power MOSFET, oscillator, current limit, and thermal shutdown circuitry into a single monolithic chip. It eliminates the need for bias winding, reducing external components and PCB space. Perfect for compact SMPS designs, this IC is reliable and widely used in auxiliary supplies, chargers, and consumer electronics.

Features / Specifications:

• Manufacturer / Part Number: Power Integrations – TNY266PN
• Series: TinySwitch-II (TNY266)
• Product Type: AC/DC OffLine Switcher
• Input Voltage Range: 85 VAC ~ 265 VAC (Universal Input)
• Output Voltage: 5.8 V (typical)
• Output Power: 9.5 W
• Switching Frequency: 132 kHz
• Operating Supply Current: 265 µA
• Duty Cycle (max): 68%
• Operating Temperature Range: -40°C ~ +150°C
• Number of Outputs: Single Output
• Mounting Style: Through Hole
• Package/Case: DIP-8 Package

Applications:

• PC standby power supplies and auxiliary SMPS
• DVD/PVR and other low power set-top decoders
• Industrial control and appliance power supplies
• Chargers and adapters for mobile devices, PDAs, MP3 players, cameras, shavers, etc.

Why Buy from Diode House:

• Most trusted distributor across India for industrial electronic components
• Assured genuine products directly sourced from authorized brands
• Ready stock for immediate delivery

Equivalent / Similar Parts Available:

• TNY274P, TNY274G, TNY275P, TNY276P, TNY277P, TNY278P, TNY279P, TNY280P/G (Power Integrations)
• LinkSwitch series (LNK series) – Power Integrations alternative
• VIPer22A / VIPer12A (STMicroelectronics) – Equivalent functional parts for low-power SMPS
• FSQ series (ON Semiconductor / Fairchild) – Comparable offline switcher ICs

The TNY274PN from Power Integrations is a high-performance TinySwitch-III OFFLINE Switcher IC designed for low-power AC/DC conversion. It integrates a 700 V power MOSFET, oscillator, high-voltage switched current source, current limit (user-selectable), and thermal shutdown circuitry. Its ON/OFF control scheme provides a flexible, cost-effective solution for compact power supply designs. This IC is ideal for various low-power applications with extended power capability and reliable performance.

Features / Specifications:

• Manufacturer: Power Integrations
• Part Number: TNY274PN
• Series: TNY274 (Includes TNY274P, TNY274G, TNY275P, TNY276P, TNY277P, TNY278P, TNY279P, TNY280P/G)
• Product Type: AC/DC Converters
• Output Voltage: 12V
• Operating Supply Current: 380 μA
• Switching Frequency: 132 kHz
• Output Power: 8.5 W
• Number of Outputs: 1 Output
• Duty Cycle: 65%
• Input Supply Voltage Range: 85VAC ~ 265VAC
• Operating Temperature Range: -40°C ~ 150°C
• Mounting Style: Through Hole
• Package/Case: DIP-8

Applications / Uses:

• PC Standby and other auxiliary power supplies
• DVD/PVR and low-power set-top decoders
• Appliance, industrial, and metering power supplies
• Chargers/adapters for cell phones, PDAs, digital cameras, MP3 players, portable audio devices, shavers, etc

Benefits:

• Compact, all-in-one IC reduces external component count
• High efficiency for low-power designs
• Reliable operation across wide temperature and voltage ranges
• Low system cost with flexible design options

Distributor / Stockist Information:
DIODE HOUSE – Most popular distributors across India for industrial electronics components. We provide genuine, brand-certified components.

Alternate Names / Keywords for Searching:
TNY274P, TNY274G, TNY275P, TNY276P, TNY277P, TNY278P, TNY279P, TNY280P/G, TinySwitch-III, AC/DC Converter IC, Power Supply IC, DIP-8 Switcher IC

Equal Brand / Part Numbers (Optional Reference):

• Power Integrations TNY274P, TNY274G, TNY275P, TNY276P, TNY277P, TNY278P, TNY279P, TNY280P/G

The TOP244YN from Power Integrations is a high-performance Off-Line Switcher IC built using the advanced TOPSwitch-GX topology. It integrates a high-voltage MOSFET, PWM control circuitry, fault protection, and start-up functions into a single compact CMOS device. This IC enables designers to develop energy-efficient, cost-effective, and compact AC-DC SMPS power supplies.

Key Specifications

• Maximum Drain Voltage: 700 V
• Drain Peak Current: 2.16 A
• Control Current: 100 mA
• Operating Frequency: ~132 kHz (typical)
• Start-Up Control: Integrated
• Thermal Shutdown: Yes
• Under-Voltage Lockout (UVLO): Yes
• Soft-Start Feature: Yes
• Package Type: TO-220-7 (YN Package)
• EMI Performance: Low conducted & radiated EMI
• Efficiency: High efficiency with reduced heat generation
• Storage Temperature Range: –65°C to +150°C
• Topology: PWM + Integrated MOSFET

Product Features & Benefits

• Integrated Controller + MOSFET reduces external components and PCB cost.
• Highly efficient operation ensures lower heat dissipation and improved reliability.
• Excellent line & load regulation enabling stable output performance.
• Built-in protection – thermal shutdown, over-current protection, and UVLO.
• Simplifies SMPS design, reducing development effort and design complexity.
• Supports universal AC input, suitable for global applications.
• Ideal for compact, reliable, and low-cost AC-DC power supply designs.

Applications / Uses

Suitable for a wide range of SMPS applications, including:

• AC-DC SMPS Power Supplies
• LED Drivers
• Battery Chargers
• Industrial Control Power Supplies
• Set-Top Boxes
• Small/Medium Power Adapters
• Standby Power Supplies
• General Purpose Off-Line Converter Designs

Equivalent / Alternate Parts

(Not pin-to-pin but functionally comparable in the same switching IC family)

Power Integrations – TOPSwitch-GX Series (Closest Alternatives)

• TOP243YN
• TOP245YN
• TOP246YN
• TOP247YN
• TOP248YN
• TOP249YN
• TOP250YN

Other Functional Alternatives

Power Integrations TNY Series:

• TNY274PN
• TNY276PN
• TNY280PN

Power Integrations LNK Series:

• LNK364
• LNK365
• LNK366

STMicroelectronics VIPer Series:

• VIPer12A
• VIPer22A

ON Semiconductor NCP Series:

• NCP1200
• NCP1203

Power Integrations TOPSwitch-JX Series:

• TOP267EG
• TOP268VG

Alternate Names / Keywords for Searching

• TOP244 YN IC
• TOP244YN Switcher IC
• Power Integrations Switcher Controller
• TOPSwitch-GX IC
• Off-Line PWM Controller IC
• AC-DC Switcher IC
• TOP244 SMPS IC
• TO-220-7 Switcher IC
• High Voltage Switcher IC
• SMPS TOP244 Series
• TOP24X Series IC
• TOP244 Power IC

Complete Part Numbers in the TOPSwitch-GX (TOP24X) Series

• TOP242YN
• TOP243YN
• TOP244YN
• TOP245YN
• TOP246YN
• TOP247YN
• TOP248YN
• TOP249YN
• TOP250YN

LNK305PN AC to DC Off-Line Switcher IC – DIP-8 Package

The LNK305PN is an advanced AC to DC Off-Line Switcher IC from Power Integrations, designed to replace all linear and capacitor-fed (cap dropper) non-isolated power supplies in applications requiring up to 360 mA output current. This IC integrates a 700 V power MOSFET, oscillator, On/Off control, high-voltage switched current source, frequency jittering, cycle-by-cycle current limit, and thermal shutdown circuitry into a single monolithic device. Ideal for energy-efficient and high-performance power supply designs, it ensures reliability, compactness, and cost-effectiveness for commercial and industrial electronics applications.

Uses, Details, and Benefits:

• Perfect for non-isolated power supply designs replacing traditional linear or capacitor-fed solutions.
• Provides higher energy efficiency and performance while maintaining competitive system cost.
• Simplified design with integrated oscillator and power MOSFET, reducing external component count.
• Built-in overcurrent protection and thermal shutdown ensures system safety.
• Suitable for small-scale AC/DC converters, chargers, LED drivers, and industrial electronics projects.
• Compact DIP-8 through-hole package allows easy prototyping and PCB integration.
• Reliable operation over a wide input voltage range (85 – 265 VAC) and temperature range (-40°C to +150°C).

Specifications (Best-in-Class):

Stockists & Distributors:
Diode House – Most Popular Distributor in India. We supply genuine, brand-certified industrial electronic components across India. Trusted by thousands of electronics manufacturers, integrators, and repair centers.

Alternate Names / Keywords for Searching:

• LinkSwitch-TN LNK305PN
• LNK305PN DIP8 Switcher IC
• LNK305 AC/DC Converter IC
• 12V 280mA Power Supply IC
• LNK305 Power Integrations

Other Parts in this Series (For Reference / Cross-Search):

• LNK304PN
• LNK306PN
• LNK307PN
• LNK308PN

Brands with Equivalent Part Numbers:

• Power Integrations LNK305PN (Original)
• ON Semiconductor, TI, ST, Vishay – equivalent AC/DC switcher ICs (part numbers vary by brand)

LNK306PN is a high-performance Off-Line Switcher IC designed by Power Integrations for low-power, wide-range AC-to-DC conversion. It integrates a 700V switching MOSFET, oscillator, current limit, thermal shutdown, and control logic in a compact DIP-8 package.
This IC allows designers to build efficient, low-cost, and reliable non-isolated or isolated power supplies directly from 85–265VAC, delivering stable 12V DC output with minimum external components.

Key Features / Specifications

• Input Voltage Range: 85VAC – 265VAC (Universal AC)
• Output Voltage: Up to 12V DC (depends on application design)
• Integrated 700V MOSFET
• Extremely low standby power consumption
• High efficiency & reliability
• Cycle-by-cycle current limit protection
• Built-in over-temperature protection (OTP)
• Auto-restart for fault conditions
• Minimal external components required
• Package Type: DIP-8 (Through Hole)
• Manufacturer: Power Integrations

Benefits

• Cost-effective AC-to-DC conversion solution
• Excellent performance in compact designs
• Long-term reliability with built-in protections
• Very low EMI with simple EMI filtering
• Ideal for mass-production consumer electronics
• Reduces PCB size and BOM cost

Applications / Uses

• Mobile chargers & SMPS power supplies
• LED drivers
• Household appliances
• Industrial control systems
• Utility meters
• Battery chargers
• Consumer electronics power modules
• Auxiliary power supplies (12V Standby)

Why Buy from DIODE HOUSE?

DIODE HOUSE is one of the most trusted Stockists & Distributors all over India, dealing only in 100% genuine, brand-certified industrial electronic components.
We supply original Power Integrations components with reliable stock availability.

Alternate Names / Keywords for Searching

• LNK306
• LNK306P
• LNK306PN Power Integrations
• DIP-8 Switcher IC
• Off-Line Switcher 700V
• AC to DC Converter IC
• Power Integrations LNK Series
• PI LNK306PN

Equivalent Brand Options / Same-Series Part Numbers

Power Integrations – LinkSwitch-TN Series

• LNK302PN
• LNK304PN
• LNK305PN
• LNK306PN
• LNK302P / LNK304P / LNK305P / LNK306P (DIP variations)
• LNK302GN / LNK304GN / LNK305GN / LNK306GN (SMD variants)

Functional Substitute Options (Other Brands)

(Note: Always verify PCB compatibility before replacing)

• TOPSwitch Series – Power Integrations
• TNY Series – Power Integrations
• OB2269 / OB2273 Series – On-Bright
• VIPer12 / VIPer22 Series – STMicroelectronics
• NCP120x Series – ON Semiconductor

TOP247YN – AC to DC Offline Switching Converter IC (TOPSwitch-GX Series)

Product Overview

TOP247YN is an advanced Off-Line PWM Switch IC from the TOPSwitch-GX series. It combines a high-voltage power MOSFET, PWM control, protection features, and other control circuitry in a single CMOS chip. Designed for cost-effective and energy-efficient power supply solutions, it offers exceptional design flexibility, reduced external components, and improved system reliability.

Diode House is one of the most trusted and popular stockists & distributors of industrial electronic components across India, offering genuine and brand-certified products.

Key Features of TOP247YN Offline Switcher IC

• Extended power range for higher power SMPS applications
• Up to 34W output without heatsink (using P/G packages)
• Fully integrated soft-start for reduced stress & overshoot
• Externally programmable current limit for flexible design
• Line sense & current limit pins (Y/R/F packages)
• Under-voltage & Over-voltage detection for protection
• Line feed-forward & duty cycle reduction at high line voltage
• 132 kHz switching frequency (auto reduced at light load)
• Frequency jittering lowers EMI and filtering costs
• Half frequency option for video applications
• Hysteretic thermal shutdown with automatic recovery
• Regulates even at zero load without dummy loading
• Large thermal hysteresis prevents PCB overheating

Applications of TOP247YN IC

• Switched Mode Power Supplies (SMPS)
• AC-DC Adapters and Chargers
• LED Drivers & Industrial Power Controls
• Consumer Appliances and Timers
• Auxiliary Power Supplies in Industrial Electronics

Benefits of Using TOP247YN

✔ Higher efficiency and reduced component count
✔ Compact power supply design with smaller transformers
✔ Cost reduction due to integration of MOSFET + PWM controller
✔ Rugged protection features for reliability and long life
✔ No dummy load required for zero load regulation

Alternate Names / Keywords for Searching

• AC to DC Switch Mode Power Supply IC
• Offline PWM Switch Controller IC
• TOPSwitch-GX Series Power IC
• SMPS Controller IC with MOSFET
• Energy Efficient Power Supply IC

Part Numbers in TOPSwitch-GX Series (Related Models)

• TOP242YN – 20W AC-DC Switcher IC
• TOP243YN – 24W AC-DC Switcher IC
• TOP244YN – 28W AC-DC Switcher IC
• TOP245YN – 30W AC-DC Switcher IC
• TOP246YN – 32W AC-DC Switcher IC
• TOP247YN – 34W AC-DC Switcher IC
• TOP248YN – 36W AC-DC Switcher IC
• TOP249YN – 40W AC-DC Switcher IC

Why Buy from Diode House?

🔹 Most Popular Distributors across India
🔹 100% Genuine & Brand-Certified Components
🔹 Stock Available for Immediate Dispatch
🔹 Wide Range of Industrial Electronic Components

📦 Brand: Power Integrations
📦 Series: TOPSwitch-GX
📦 Package Type: TO-220 / TO-247

✅ Diode House – Stockists & Distributors for All Industrial Electronics Components Across India 

The Power Integrations LNK6666E is a high-performance AC-DC Off-Line Switcher IC from the LinkSwitch™-HP series, designed for high-efficiency, high-power primary-side regulated (PSR) power supplies up to 90 W.
It integrates a high-voltage MOSFET, advanced analogue control engine, enhanced current-mode PWM, and multiple protection mechanisms into a compact, reliable solution.

The device supports Continuous Conduction Mode (CCM) operation without instability issues and achieves ultra-low no-load power (<30 mW). Ideal for demanding SMPS designs that require high accuracy, power density, and robust protection.

Key Features / Specifications

• Continuous Conduction Mode (CCM) with accurate Primary-Side Regulation (PSR)
• Integrated high-voltage MOSFET + controller
• Energy-efficient multi-mode PWM control
• External current-limit selection
• Optional programmable shutdown delay extension
• Supports Remote ON/OFF control
• Optional fast AC reset
• Primary-side sensed output OVP (Over-Voltage Protection)
• Auto-restart during overload / short-circuit
• Line over-voltage and under-voltage sense (OV/UV)
• Accurate Over-Temperature Protection (OTP)
• Output OVP / OCP / OTP selectable (Hysteretic or Latching)
• Multi-Cycle Modulation (MCM) for low-load efficiency
• No-load input power < 30 mW at high line
• Integrated cycle-by-cycle current-limit control
• Ideal for compact, cost-optimized AC-DC SMPS designs

Applications

• LCD Monitors & LED TVs
• SMPS Adapters / Chargers
• Home Appliances
• Embedded Power Supplies
• Set-Top Boxes, DVD players
• Industrial Power Supplies

Why Buy from Diode House?

Diode House is one of the most trusted and popular distributors across India, dealing only in 100% genuine, brand-certified industrial electronic components.
We maintain ready stock, fast delivery, and complete support for OEMs, EMS companies, and industrial buyers.

Equivalent / Alternate Parts (Same Series)

LinkSwitch-HP Series Part Numbers:
• LNK6665E
• LNK6666E
• LNK6667E
• LNK6668E
• LNK6669E
• LNK6670E
• LNK6672E
• LNK6674E
(These are alternate models in the same high-power PSR series with different output power ranges.)

Alternate Names / Search Keywords

• LNK6666E IC
• LinkSwitch HP IC
• AC-DC Off-Line Switcher IC
• Power Integrations Switcher
• High-Power PSR Converter IC
• LNK-HP Series IC
• AC/DC Power Supply Controller IC 

TNY264GN Power Integrations Off-Line Switcher IC SMD-8 Package

TNY264GN is a highly efficient Off-Line Switcher IC from Power Integrations, designed for low power offline switch mode power supplies. It integrates a high-voltage power MOSFET, oscillator, PWM control, fault protection, and other control circuitry onto a single monolithic IC. Packaged in SMD-8 (SOIC-8), it offers compact size, high reliability, and cost-effective power conversion solutions.

Key Features & Specifications:

• Manufacturer: Power Integrations
• Product Category: Off-Line PWM Switcher IC
• Package Type: SMD-8 (SOIC-8)
• Integrated Functions: High-voltage MOSFET + PWM Control + Protection
• Power Output Range: 5W – 23W (typical, depending on design)
• Switching Frequency: 132 kHz (fixed)
• Start-up Current: < 250 µA (low power consumption)
• Protection Features:
  • Thermal shutdown
  • Auto-restart
  • Current limit protection
• Applications:
  • AC-DC adapters
  • SMPS power supplies
  • Chargers for consumer electronics
  • Standby and auxiliary power supplies
  • Industrial and household electronics

Benefits:

• Compact size reduces board space.
• Cost-effective power conversion with fewer external components.
• Excellent efficiency and energy savings.
• Built-in protection ensures long product life and reliability.

Alternate Part Numbers in the Same Series (TinySwitch-II Family):

• TNY263GN – Off-Line Switcher IC, SMD-8
• TNY264GN – Off-Line Switcher IC, SMD-8
• TNY265GN – Off-Line Switcher IC, SMD-8
• TNY266GN – Off-Line Switcher IC, SMD-8
• TNY267GN – Off-Line Switcher IC, SMD-8
• TNY268GN – Off-Line Switcher IC, SMD-8

Keywords for Searching:
Power Integrations Switcher IC, TinySwitch-II, TNY264, TNY264GN IC, Off-Line PWM Controller, SMD-8 Switcher IC, SMPS Switch IC

Available with Genuine Warranty from
👉 DIODE HOUSE – Most Trusted Stockists & Distributors of Industrial Electronic Components All Over India

We only deal in genuine, brand-certified components from industry leaders such as:
TDK | MAXIM | ST | TI | ON | NXP | AD | ROHM | TOSHIBA | SAMSUNG | VISHAY | MURATA | CDIL | and more.

TNY286PG Power Integrations Off-Line Switcher IC – PDIP-8 Package

The TNY286PG from Power Integrations is a high-efficiency, monolithic off-line switcher IC designed for low-power applications. Housed in a PDIP-8 package, it integrates the high-voltage power MOSFET, oscillator, high-voltage switched current source, current limit, and thermal shutdown circuitry. This IC is ideal for designing compact, energy-efficient power supplies for consumer electronics, industrial devices, and small appliances.

Uses, Details, Benefits:

• Efficiently converts AC mains voltage to regulated DC output.
• Ideal for offline switch-mode power supplies (SMPS) for low to medium power applications.
• Provides high reliability with built-in protection features: overcurrent, overtemperature, and auto-restart.
• Reduces external component count for simplified design and faster time-to-market.
• Supports cost-effective, compact power supply designs with minimal footprint.
• Compliant with energy efficiency standards, making it suitable for modern electronics.

Key Specifications:

Stockists / Distributors:
Diode House – India’s Leading Distributor
We provide genuine Power Integrations TNY286PG ICs with full technical support and nationwide delivery. Diode House is the most trusted distributor for industrial electronics components across India.

Equivalent / Alternative Part Numbers:

• TNY286PN – Power Integrations (PDIP-8)
• TNY286P – Power Integrations (SMD Version)

TNY275PN – Power Integrations OffLine Switcher IC – DIP-8 Package

TNY275PN – Power Integrations OffLine Switcher Integrated Circuit

The TNY275PN TinySwitch-II Off-Line Switcher IC combines a 700V power MOSFET, oscillator, high-voltage switched current source, current limit, and thermal shutdown circuitry into a single monolithic device. Designed for low-cost and efficient power conversion, this IC offers high performance in compact applications.

Key Specifications & Features:

• Package Type: DIP-8 (Through-Hole)
• Technology: TinySwitch-II, Energy Efficient
• Input Voltage: Wide range up to 265 VAC
• Output Power: 10W (Open Frame), 6W (Enclosed) at 230 VAC
• Frequency: 132 kHz Typical Switching Frequency
• MOSFET Voltage: 700V Integrated Power MOSFET
• Protection: Thermal Shutdown, Current Limit, Auto-Restart
• Low Standby Power: < 150 mW at 265 VAC
• Applications: Universal input power supplies, adapters, chargers, consumer electronics, standby & auxiliary power supplies

Uses / Benefits:

• Cost-effective replacement for linear and RCC chargers
• Excellent EMI performance without additional components
• Reduces total component count for lower BOM cost
• High energy efficiency with low standby power consumption
• Compact size for space-saving PCB designs

Why Choose Diode House?

• DIODE HOUSE is one of the most popular and trusted distributors all over India for industrial electronic components.
• We provide only genuine, brand-certified Power Integrations ICs with assured quality and long-term availability.
• Ready stock available for immediate dispatch.

Alternate Part Numbers / Series for Searching:

• TNY274PN – DIP-8 Package
• TNY275PN – DIP-8 Package
• TNY276PN – DIP-8 Package
• TNY277PN – DIP-8 Package
• TNY278PN – DIP-8 Package
• TNY279PN – DIP-8 Package

Alternate Names / Keywords:
Power Integrations TNY275 | TNY Series TinySwitch-II | DIP-8 Offline Switcher | Power Supply IC | TNY275 IC

Equivalent Brands / Similar Products:

• Power Integrations: TNY274, TNY276, TNY277, TNY278, TNY279
• STMicroelectronics: VIPer22A, VIPer53 Series
• ON Semiconductor: NCP1014, NCP1015 Series

The TOP245YN is a high-efficiency, 12V / 60W Off-Line Switcher IC from the TOPSwitch-GX series by Power Integrations. It integrates a high-voltage power MOSFET, PWM control, start-up circuitry, protection features, and frequency jittering into a single compact TO-220-6 package, enabling highly efficient, low-cost, and reliable AC-DC power supply designs.

Engineered using EcoSmart® technology, it offers superior thermal performance, soft-start, enhanced line-sensing accuracy, programmable current limit, and optimized EMI performance. With tighter tolerances on key parameters, it helps designers reduce component count, simplify development, and meet global energy-efficiency standards.

Key Features & Specifications

Electrical Specifications

• Manufacturer Part No: TOP245YN
• Manufacturer: Power Integrations
• Series: TOPSwitch-GX (TOP24x Series)
• Input Voltage Range: 85 VAC – 265 VAC
• Output Voltage: 12V
• Output Power (Open Frame): Up to 85W @ 230V
• Operating Supply Current: 1.6 mA
• Switching Frequency: 132 kHz
• Breakdown Voltage: 700V
• Duty Cycle (Max): 83%
• Operating Temperature Range: –40°C to +150°C
• Mounting Style: Through-Hole
• Package Type / Case: TO-220-6

Top Functional Features

• Extended Power Range Soft-Start
• Under-Voltage Detection
• Over-Voltage Shutdown
• Externally Programmable Current Limit
• Frequency Jitter for Reduced EMI
• Wider Maximum Duty Cycle
• Separate Line Sense & Current Limit Pins (Y Package)
• Line Feed-Forward Compensation
• 132kHz / 66kHz Operation
• Remote ON/OFF Function
• Hysteretic Thermal Shutdown
• Large Creepage Standard Packages
• Half-Frequency Option (Y Package)

Applications

Ideal for high-performance AC-DC power supplies in:

• LED / LCD Monitors
• Desktop PCs & Small Servers
• Laptop & Mobile Adapters
• Set-Top Boxes
• Smart / Digital TVs
• Printers & Scanners
• DVD Players / Recorders
• UPS Systems
• Broadband / Wi-Fi Modems
• Audio Amplifiers
• Video Game Consoles
• Industrial Power Modules

Benefits

• High efficiency with EcoSmart® technology
• Reduced BOM cost due to integrated MOSFET + PWM
• Enhanced thermal stability
• Excellent EMI performance
• Wide AC input tolerance
• Tighter design tolerances for consistent output
• Reliable protection circuitry (OVP / UVLO / Thermal Shutdown)
• Suitable for compact, low-cost, and high-performance PSU designs

Alternate Names / Search Keywords

TOPSwitch GX IC
Power Integrations Off-Line Switcher
TOP245 YN Controller IC
AC-DC Power Supply Switcher
High-Voltage PWM Switcher
12V Off-Line Power IC
TOP24x Series IC
TO-220-6 Switching Controller

All Part Numbers in the TOP24x Series (For IndiaMART Keyword Boosting)

• TOP241Y / TOP241YN / TOP241P
• TOP242Y / TOP242YN / TOP242P
• TOP243Y / TOP243YN / TOP243P
• TOP244Y / TOP244YN / TOP244P
• TOP245Y / TOP245YN / TOP245P
• TOP246Y / TOP246YN / TOP246P
• TOP247Y / TOP247YN / TOP247P
• TOP248Y / TOP248YN / TOP248P
• TOP249Y / TOP249YN / TOP249P

The LNK364GN from Power Integrations is a high-performance Flyback AC to DC Converter IC designed for compact, low-power SMPS applications.
This IC is part of the LinkSwitch-XT™ family, integrating a 700V power MOSFET, controller, oscillator, thermal protection, frequency jittering, and cycle-by-cycle current limiting into a single monolithic device.

It features an ultra-low component count design, eliminating the need for a bias winding, making it ideal for cost-optimized, compact, and energy-efficient power supplies.

Diode House is one of the most popular and trusted distributors across India, supplying 100% genuine, brand-certified industrial electronic components.

Key Features & Best Specifications

• Part Number: LNK364GN-TL
• Manufacturer: Power Integrations
• Product Family: LinkSwitch-XT™
• Topology: Flyback AC-DC Converter
• Output Isolation: Isolated
• Integrated MOSFET: 700V
• Output Voltage: 5.8V
• Input Voltage Range: 85VAC to 265VAC
• Output Power:
  • 6W at Wide Input (85–265 VAC)
  • 9W at 230 VAC
• Switching Frequency: 132 kHz
• Max Duty Cycle: 60%
• Operating Supply Current: 250 μA
• Thermal Protection: Built-in thermal shutdown
• Control Scheme: Simple ON/OFF control
• Start-up Source: Derived from DRAIN pin (no bias winding needed)
• Jittering: Frequency jittering for EMI improvement
• Operating Temperature: –40°C to +150°C (TJ)
• Package/Case: SMD-8B (7-lead)
• RoHS Compliant: Yes

Applications / Uses

Suitable for a wide range of low-power SMPS such as:

• Mobile chargers & adapters
• Set-top box power supplies
• Industrial control power
• Home appliances
• Small AC-DC supplies
• IoT devices
• Utility meters
• LED drivers (low-power)
• Auxiliary power supplies
• Consumer electronics

Benefits

• Reduced BOM and PCB space
• No external bias winding required
• Enhanced reliability with integrated MOSFET
• Low standby power consumption
• Excellent EMI performance
• High efficiency & consistent output
• Wide input voltage support
• Cost-effective solution for AC-DC designs

Alternate Names / Keywords for Searching

LNK364
LNK364G
LNK364GN-TL
LNK364 series IC
LinkSwitch-XT IC
Power Integrations Off-Line Switcher
AC-DC Flyback IC
6W – 9W Switcher IC
SMD-8B Switcher IC

Why Buy From Diode House?

Diode House is one of the most trusted distributors across India, supplying:

• 100% genuine & brand-certified Power Integrations components
• Best wholesale pricing
• Ready stock availability
• PAN-India delivery

Diode House offers a wide range of Power Integrations Switcher ICs used in SMPS, charger circuits, LED drivers, industrial power supplies and energy-efficient AC-DC conversion. These ICs are known for high efficiency, low standby power, integrated MOSFET design and excellent long-term reliability.

We maintain ready stock of Power Integrations TOPSwitch, TinySwitch, LinkSwitch, and InnoSwitch families suitable for low power to high-power SMPS designs.

Product Description / Uses / Benefits

Description:
High-performance offline switcher ICs designed to simplify SMPS design by integrating controller, MOSFET and protection circuitry inside a single package. These ICs reduce external components, improve efficiency, and provide excellent thermal performance for compact power supply designs.

Uses:

• SMPS Power Supplies
• LED Drivers
• Mobile Chargers
• CCTV Power Supplies
• Set-top Box Power Modules
• Industrial Power Equipment
• Consumer Electronics
• Adapter & Charger Manufacturing
• Inverters & Stabilizers

Benefits:

• Integrated high-voltage MOSFET
• Low standby consumption
• Short-circuit & overload protection
• Excellent EMI performance
• Fewer external components
• High efficiency across load ranges
• Wide input voltage support
• Designed for robust industrial performance

Best Technical Features (Common Across Series)

• Wide Input Range: 85V to 265V AC
• Integrated MOSFET: 650V / 700V high-voltage MOSFET
• Protection: OVP, OCP, OTP, Auto-restart
• Low Power Mode: Very low no-load consumption
• Switching Frequency: 66kHz / 132kHz (depending on model)
• High Efficiency: >85 percent typical
• Package Types: DIP, SMD, eSIP, SOT
• Start-up Time: Fast startup with internal high-voltage current source

⭐ Available Power Integrations Part Numbers (Ready Stock)

These AC/DC converter ICs from Power Integrations are high-performance integrated circuits designed for energy-efficient power conversion. They are ideal for compact power supplies, standby converters, and off-line power management systems. Featuring ultra-low standby power consumption, built-in protection features, and robust performance, these ICs ensure reliable operation in industrial, consumer, and LED lighting applications.

Uses & Applications:

• Offline switch-mode power supplies (SMPS)
• LED lighting drivers
• Industrial control equipment
• Consumer electronics adapters
• Standby power supplies
• Low and medium power AC/DC converters

Key Benefits:

• Ultra-low standby power consumption for energy saving
• Integrated high-voltage MOSFET for compact designs
• Over-temperature and over-current protection for safe operation
• High efficiency (>80%) reducing heat generation
• Wide input voltage range (85–265V AC)
• Supports isolated and non-isolated power designs

Specifications (General for Most Models):

• Input Voltage: 85–265V AC
• Output Power Range: 3–60W (depending on model)
• Switching Frequency: 60–132 kHz (varies by IC)
• Built-in protections: Overcurrent, Overvoltage, Thermal Shutdown
• Package Types: DIP, ESOP, PG, VG, YN variants
• Operating Temperature: -40°C to +125°C

Why Diode House?
Diode House is a trusted distributor of Power Integrations ICs across India. We stock genuine, brand-certified components and cater to businesses needing fast, reliable supply for industrial and consumer electronics. Our India-wide distribution ensures timely delivery and quality assurance for all AC/DC converter ICs.

Available Part Numbers & Brand:

• Power Integrations TNY264PN
• Power Integrations TNY289PG
• Power Integrations TOP270EG
• Power Integrations TNY280PN
• Power Integrations TOP257YN
• Power Integrations TOP271EG
• Power Integrations TOP259EN
• Power Integrations TOP225YN
• Power Integrations TOP224PN
• Power Integrations TOP258YN
• Power Integrations LNK3204P
• Power Integrations TOP243PN
• Power Integrations TOP256PN
• Power Integrations TOP265VG
• Power Integrations TOP267VG
• Power Integrations LNK562PN
• Power Integrations TNY288PG
• Power Integrations TOP252PN
• Power Integrations TOP253EN
• Power Integrations TOP268VG
• Power Integrations TOP222PN
• Power Integrations TOP242YN
• Power Integrations TNY278PG
• Power Integrations TOP264VG
• Power Integrations LNK6663E

Note: All components are 100% genuine, brand-certified, and suitable for industrial and high-reliability applications.

Diode House – Your Trusted AC/DC IC Supplier Across India
We only deal in genuine, brand-certified components from industry leaders such as:
TDK | MAXIM | ST | TI | ON | NXP | AD | ROHM | TOSHIBA | SAMSUNG | VISHAY | MURATA | CDIL | and more.

These Power Integrations PMICs (LNK, TNY & TOPSwitch series) are high-efficiency, highly integrated off-line switcher ICs used in AC-DC power supplies. Each IC integrates the high-voltage MOSFET, PWM controller, oscillator, current limit, thermal shutdown, and protection circuitry into a single compact package.
They ensure high reliability, reduced component count, and excellent energy efficiency for industrial and consumer SMPS designs.

⭐ Key Features & Specifications (General Across Series)

• Integrated 700V Power MOSFET
• Universal AC Input: 85–265 VAC
• High-efficiency ON/OFF or current-mode PWM control
• Thermal shutdown, overcurrent & overload protection
• Frequency jittering for EMI reduction (LNK/TNY)
• Primary-side regulation options (TOPSwitch/LNK HP series)
• Extremely low standby power
• Short-circuit & auto-restart protection
• Reduces external components & BOM cost
• Available in DIP-8, SMD-8, PG packages (PN/PG/GN/EG/EN/VG)

⭐ Applications / Uses:

• LED Drivers
• Mobile & Phone Chargers
• Power Adapters & SMPS
• Set-Top Boxes
• Industrial Power Supplies
• Battery Chargers
• Smart Home Devices
• AC-DC Auxiliary Power
• Appliances: Fans, Air Coolers, Water Purifiers, Motors
• Solar Power Systems
• IoT Power Modules

🔥 Benefits of Using Power Integrations ICs:

• High energy efficiency
• Long-life & reliable performance
• Excellent EMI performance
• Compact, low-cost design
• Stable output regulation
• Suitable for wide AC input
• Ideal for industrial-grade products

📌 Available Power Integrations Part Numbers (Your Complete List)

LNK Series (LinkSwitch)

• LNK364PN
• LNK623PG
• LNK625PG
• LNK626PG
• LNK305PN
• LNK306PN
• LNK564PN
• LNK304PN

Series Features:
Energy-efficient AC-DC converters, low EMI, ON/OFF control, integrated 700V MOSFET, primary-side regulation options.

TNY Series (TinySwitch)

• TNY266PN
• TNY276PN
• TNY279PN
• TNY278PN
• TNY255PN
• TNY287PG
• TNY290PG
• TNY274PN

Series Features:
Cost-optimized AC-DC switcher ICs, ideal for compact chargers & adapters, auto-restart, low standby power.

TOPSwitch / TOPSwitch-GX / TOPSwitch-JX Series

• TOP267EG
• TOP268EG
• TOP258EN
• TOP266EG
• TOP258PN
• TOP265EG
• TOP254PN
• TOP264EG
• TOP266VG

Series Features:
High-power off-line switchers, precise regulation, high efficiency, wide AC input, ideal for industrial SMPS.

Alternate Names

Power Integrations PMIC, PI Switcher ICs, LNK IC, TNY IC, TOPSwitch IC,
LNK364PN, LNK623PG, LNK625PG, LNK626PG, LNK305PN, LNK306PN, LNK564PN, LNK304PN,
TNY266PN, TNY276PN, TNY279PN, TNY278PN, TNY255PN, TNY287PG, TNY290PG, TNY274PN,
TOP267EG, TOP268EG, TOP258EN, TOP266EG, TOP258PN, TOP265EG, TOP254PN, TOP264EG, TOP266VG,
AC-DC Switcher IC, Flyback Controller IC, SMPS Control IC, Power Supply IC,
Off-Line Switcher IC, High-Voltage MOSFET PWM IC, PI Integrated Power IC.

DPA425PN Power Integrations Isolated DC/DC Converter – 25.5W, 36-75V DC Input, Through-Hole DIP-8 Package

The DPA425PN from Power Integrations is a high-performance isolated DC/DC converter designed for telecom, networking, and industrial applications requiring high reliability and efficiency. Built on DPA-Switch® technology, it integrates high-voltage power MOSFET, PWM controller, and control circuitry into a compact DIP-8 through-hole package, minimizing external components and reducing PCB space.

Key Specifications:

• Manufacturer: Power Integrations
• Series: DPA4
• Input Voltage Range: 36V to 75V DC
• Output Power: 25.5 W
• Number of Outputs: Single output
• Mounting Style: Through Hole
• Package/Case: DIP-8
• Minimum Operating Temperature: –40°C
• Maximum Operating Temperature: +150°C
• Product Type: Isolated DC/DC Converter
• Weight: 4.096 g
• Packaging: Tube (Factory Pack Quantity: 50)
• RoHS Compliant: Yes

Uses / Applications:

• Telecom base stations & networking equipment
• 48V distributed power systems
• Industrial control systems
• Power supply modules for communication devices
• Energy-efficient isolated DC/DC solutions

Benefits / Features:

• High integration reduces external components and BOM cost.
• Wide input voltage range ensures reliable operation in telecom environments.
• Excellent thermal performance up to +150°C junction temperature.
• Compact DIP-8 through-hole package for easy assembly and rugged design.
• RoHS compliant and environmentally friendly.
• Highly efficient power conversion with lower heat dissipation.

Why Buy from Diode House?

Diode House is one of India’s most trusted distributors of genuine industrial electronic components, supplying only brand-certified products from leading manufacturers. With extensive ready stock, competitive pricing, and pan-India supply capability, Diode House is the preferred source for OEMs, EMS companies, and industrial buyers.

Alternate / Equivalent Parts for Searching:

• Texas Instruments: PTN78020W
• Vicor: VI-J60 Series
• RECOM: RPA100H Series
• Murata: OKI-78SR Series
• CUI Inc.: V78 Series

Keywords: DPA425PN, Power Integrations DC/DC Converter, Isolated Power Module, 25.5W DC/DC Converter, Telecom DC Power, DIP-8 Converter, High Efficiency DC Power Module, Industrial DC/DC Power Supply

TOP222YN AC-DC Offline Switcher IC

The TOP222YN IC is part of the TOPSwitch-II family, a second-generation AC to DC offline PWM Switch IC designed for SMPS, adapters, LED drivers, appliances, and industrial controls. It integrates a high-voltage power MOSFET, PWM controller, startup circuit, loop compensation, and protection features into a single compact IC.

The TOPSwitch-II series provides enhanced performance, extending the power range from 100W to 150W for 100/115/230 VAC input and 50W to 90W for universal 85-265 VAC input. With up to 90% efficiency, it reduces board layout sensitivity, eliminates the need for external heatsinks, and minimizes external components for cost-effective and compact SMPS designs.

Key Features

• Low cost, low component count switcher solution
• Very high efficiency (up to 90%)
• Integrated MOSFET and PWM control
• Auto-restart and current limiting for protection
• Latching thermal shutdown for system safety
• Supports Flyback, Forward, Boost, and Buck topologies
• Works with both primary side or opto-isolated feedback
• Stable in CCM (continuous conduction) and DCM (discontinuous conduction) modes
• Source connected tab for low EMI design
• No external heatsink required

Applications

• SMPS & Power Adapters
• LED Drivers & Lighting Controls
• Industrial Control Systems
• Consumer Appliances & Timers
• TV, Monitors, and Audio Amplifiers

Specifications (TOP222YN)

• Input Voltage Range: 85 – 265 VAC
• Output Power: 50W – 150W (depending on input)
• Efficiency: Up to 90%
• Control Method: PWM
• Integrated MOSFET: Yes
• Protection: Auto-restart, Current limiting, Thermal shutdown
• Package Type: TO-220 (YN Package)

Alternate Part Numbers / Series Options

• TOP221YN
• TOP222YN
• TOP223YN
• TOP224YN
• TOP225YN
• TOP226YN
• TOP227YN

(Entire TOPSwitch-II Family ICs available for multiple wattage ratings and applications.)

Alternate Keywords for Searching

AC-DC Switcher IC | Offline PWM Switch IC | Power Integrations TOPSwitch-II | SMPS Controller IC | TOPSwitch Series | TOP221YN | TOP223YN | TOP224YN | TOP225YN | TOP226YN | TOP227YN

Why Buy from Us?

DIODE HOUSE is one of the most popular distributors and stockists of industrial electronic components across India. We supply only genuine and brand-certified components ensuring quality, reliability, and timely availability.

The TNY264PN Off Line Switcher IC from Power Integrations is a highly efficient and reliable low power off line switcher designed for compact power supplies and SMPS circuits. This IC integrates a high voltage power MOSFET, oscillator, current limit, thermal shutdown, and control circuitry in a single DIP 8 package. It delivers excellent performance in applications such as chargers, adapters, auxiliary power supplies, LED drivers, and standby power solutions.

Diode House is the most popular distributor all our India for genuine industrial electronic components with ready stock and brand certified parts only.

Uses Details and Benefits

• Ideal for low power SMPS designs up to 10W
• Used in mobile chargers LED drivers power adapters set top boxes and auxiliary supplies
• Integrated MOSFET ensures high efficiency with low standby consumption
• Excellent line and load regulation
• Built in thermal shutdown and current limit protection
• Supports auto restart for enhanced system reliability
• DIP 8 package for easy through hole PCB mounting
• Minimal external components reduce cost and circuit size
• Very low EMI for compliance friendly designs
• High reliability for industrial and commercial equipment

Technical Specifications

• Brand: Power Integrations
• Model: TNY264PN
• Family: TinySwitch II Series
• Package: DIP 8
• Drain Voltage Maximum: 700V
• Output Power:
  • 10W open frame
  • 5W enclosed
• Frequency: 132kHz typical
• Standby Consumption: Less than 150mW
• Start Up Time: Very fast start
• Integrated Features: MOSFET current limit thermal shutdown auto restart
• Switching Topology: Off Line Switcher
• Mounting Style: Through Hole
• Applications: SMPS chargers LED drivers adapters industrial control boards domestic appliances instrumentation

Why Buy From Diode House

• Diode House is most popular distributor all our India for industrial electronic components
• Deals only in genuine brand certified parts
• Reliable stock support for Power Integrations ST TI ON NXP AD ROHM TOSHIBA SAMSUNG VISHAY MURATA CDIL and more
• PAN India supply with fast dispatch and bulk quantity availability
• Trusted by OEMs manufacturers service centers and RnD units across India

Equivalent Brands and Part Numbers

• Power Integrations: TNY263PN TNY265PN TNY266PN TNY267PN TNY268PN
• ST Microelectronics: VIPer12A VIPer22A series similar low power switchers
• ON Semiconductor: NCP1014 series equivalents

Alternate Names and Keywords for Searching

TNY264PN Switcher IC
TNY264PN Off Line IC
TinySwitch IC TNY264PN
SMPS Switcher IC
Power Integrations TNY264PN
DIP 8 Switcher IC
Low Power SMPS IC
TNY Series Switcher
Compact Off Line Power IC

All Part Numbers in TNY260 Series

• TNY261PN
• TNY262PN
• TNY263PN
• TNY264PN
• TNY265PN
• TNY266PN
• TNY267PN
• TNY268PN

TOP250YN Off-Line Switcher IC – Power Integrations

The TOP250YN IC from Power Integrations is a high-performance Off-Line Switcher IC designed for 135W extended power designs. It integrates a high-voltage MOSFET, PWM control, fault protection, and advanced control circuitry into a single CMOS chip. This device provides excellent design flexibility, energy efficiency, and enhanced protection features, making it an ideal solution for a wide range of AC-DC converter applications.

The IC is widely used in power supplies, adapters, chargers, LED drivers, industrial equipment, and standby power solutions. It is known for reducing external components, providing higher efficiency, and ensuring long-term reliable operation.

Features & Benefits:

• Eliminates or reduces cost of external components
• Integrated soft-start for minimum stress and overshoot
• Accurate externally programmable current limit
• Wide duty cycle → smaller input capacitor, more power
• Line under-voltage detection (no glitches)
• Line over-voltage shutdown extends surge limit
• Regulates down to zero load without dummy loading
• Hysteretic thermal shutdown with auto fault recovery
• Low consumption in remote off mode
• Frequency lowering at light load → high standby efficiency
• Supports shutdown/wake-up via LAN or input port

Technical Specifications:

• Input Voltage (AC Min): 85V
• Input Voltage (AC Max): 265V
• Operating Temperature Range: -40°C to +85°C
• Case Style: TO-220 (6 Pins)
• Topology: Flyback
• Voltage Breakdown: 700V
• Fault Protection: Current Limiting, Over Temperature, Over Voltage
• Control Features: Frequency Control

Alternate Part Numbers in the Same Series (TOPSwitch-GX Series):

• TOP249YN – Off-Line Switcher IC, Power Integrations
• TOP250YN – Off-Line Switcher IC, Power Integrations
• TOP251YN – Off-Line Switcher IC, Power Integrations
• TOP252YN – Off-Line Switcher IC, Power Integrations
• TOP253YN – Off-Line Switcher IC, Power Integrations
• TOP254YN – Off-Line Switcher IC, Power Integrations
• TOP255YN – Off-Line Switcher IC, Power Integrations

(All available in TO-220 package with similar advanced switcher technology.)

Keywords for Searching / Alternate Names:

Power Integrations Switcher IC, TOPSwitch IC, Off-Line Switcher IC, TOP250YN Power IC, TOP250YN SMPS IC, TOP250YN Flyback Controller, AC-DC Switcher IC, Integrated Power Switch, TOPSwitch-GX Series IC

Why Buy from Diode House?

Diode House is one of the most trusted and popular stockists & distributors of industrial electronic components all over India. We deal only in genuine, brand-certified components from leading manufacturers like Power Integrations, TDK, MAXIM, ST, TI, ON, NXP, AD, ROHM, TOSHIBA, SAMSUNG, VISHAY, MURATA, CDIL and many more.