TNY277PN Offline Switching Regulator IC (DIP 8C, TinySwitch III)

The TNY277PN is an integrated offline switching regulator from Power Integrations, designed for compact and energy efficient AC to DC power supply applications. It combines a high voltage power MOSFET with switching control circuitry and protection functions in a single device. Its integrated design helps reduce external component count in low power flyback converter circuits.

Key Features -

• Integrated high voltage power MOSFET and switching controller

• Designed for offline AC to DC power conversion

• On and off control for switching regulation

• Frequency jittering to help reduce electromagnetic interference

• Integrated thermal shutdown protection

• Automatic restart protection during fault conditions

• Low power consumption during standby operation

• Compact DIP 8C package

Specifications -

• Part Number: TNY277PN

• Manufacturer: Power Integrations

• IC Type: Offline Switching Regulator

• Product Family: TinySwitch III

• Package: DIP 8C

• Switching Topology: Flyback

• Integrated Switching Device: High voltage power MOSFET

• Control Method: On and off control

• Input Supply: Designed for offline power supply applications

• Output Voltage: Determined by the transformer and external feedback circuit

• Power Capability: Depends on input voltage, circuit topology, thermal design, and manufacturer design guidelines

• Protection: Thermal shutdown and automatic restart functions

Applications -

• Low power AC to DC power supplies

• Compact flyback converters

• Consumer electronic power adapters

• Standby power supplies

• Industrial auxiliary power supplies

• Embedded system power supplies

• Small electronic appliance power supplies