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TNY265G - TinySwitch-II Offline Switching IC

The TNY265G from Power Integrations is a high-performance offline switching IC in the TinySwitch-II family, designed for compact and efficient AC/DC power supply applications. This integrated switcher delivers up to 11W of power in a flyback topology configuration, making it ideal for low-power consumer electronics, industrial controls, and auxiliary power supplies.

Key Features & Benefits

  • Integrated 700V MOSFET - High breakdown voltage for universal input applications
  • 11W Power Output - Optimized for low to medium power designs
  • 132kHz Switching Frequency - Enables compact transformer designs
  • Comprehensive Protection - Current limiting, over-temperature, short circuit, and open loop protection
  • 65% Maximum Duty Cycle - Efficient power conversion
  • Surface Mount Package - SMD-8B (7-lead gull wing) for automated assembly
  • Wide Operating Temperature - -40°C to 150°C junction temperature range

Applications

The TNY265G is perfectly suited for:

  • Cell phone chargers and adapters
  • Standby power supplies
  • Auxiliary power for appliances
  • LED lighting drivers
  • Industrial and commercial equipment
  • Consumer electronics power supplies

Why Choose TNY265G?

Power Integrations' TinySwitch-II family offers exceptional reliability and performance for offline power conversion. The TNY265G integrates the high-voltage MOSFET, oscillator, and control circuitry into a single compact package, reducing component count, board space, and overall system cost while maintaining high efficiency and robust protection features.

Authorized distributor - Genuine Power Integrations components with full traceability and quality assurance.

Product attributes Property Value
Manufacturer Power Integrations
Product Series TinySwitch®-II
Packaging |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) -
Duty Cycle 65%
Frequency - Switching 132kHz
Power (Watts) 11 W
Fault Protection Current Limiting, Open Loop, Over Temperature, Short Circuit
Control Features EN
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SMD (7 Leads), Gull Wing
Supplier Device Package SMD-8B