TOP255GN - Power Integrations

Manufacturer Part Number

TOP255GN

Manufacturer

power-integrations

Introduction

The TOP255GN is a high-performance, highly integrated power conversion IC from Power Integrations. It is part of the TOPSwitch-HX series, designed for offline flyback power supplies up to 30W. The chip integrates a high-voltage power MOSFET, oscillator, control and protection circuitry, offering a compact and efficient solution for a wide range of AC-DC power conversion applications.

Product Features and Performance

Isolated flyback topology

Internal high-voltage power MOSFET rated for 700V breakdown voltage

Switching frequency of 66kHz

Maximum duty cycle of 78%

Comprehensive built-in protection features including current limiting, over-temperature and over-voltage protection

Wide operating temperature range of -40°C to 150°C

Product Advantages

Highly integrated, space-saving design

Efficient power conversion for up to 30W applications

Robust protection features ensure reliable and safe operation

Versatile for use in a variety of AC-DC power supplies

Key Reasons to Choose This Product

Proven high-performance TOPSwitch technology from a trusted manufacturer

Streamlined design reduces component count and simplifies power supply development

Comprehensive protection features safeguard the power supply and connected loads

Wide operating temperature range suitable for demanding applications

Quality and Safety Features

Robust 700V power MOSFET for reliable high-voltage operation

Comprehensive protection against overcurrent, overtemperature, and overvoltage conditions

UL and EN safety standards compliance

Compatibility

Suitable for a wide range of AC-DC power supply designs up to 30W

Application Areas

Adapters and chargers for consumer electronics

Industrial and commercial power supplies

Telecom and networking equipment power

Product Lifecycle

The TOP255GN has been discontinued. However, Power Integrations offers several alternative models in the TOPSwitch-HX series that provide similar functionality and performance. Customers are advised to contact our website's sales team for more information on available replacement options.