TOP254PN - Power Integrations

Manufacturer Part Number

TOP254PN

Manufacturer

power-integrations

Introduction

The TOP254PN is a highly integrated, energy-efficient offline flyback switcher from Power Integrations. It combines a high-voltage power MOSFET, oscillator, control and protection circuitry in a single monolithic IC. The device is designed to provide a simple, low-cost solution for linear power supply replacement in a wide range of applications.

Product Features and Performance

Integrated high-voltage power MOSFET

Internal oscillator with frequency jittering for reduced EMI

Cycle-by-cycle current limiting for short circuit protection

Thermal shutdown with hysteresis

Auto-restart function for fault conditions

78% duty cycle operation for high efficiency

66kHz switching frequency

Product Advantages

Reduced component count and simplified design

Improved power efficiency compared to linear regulators

Robust protection features for reliable operation

Compact through-hole package for easy integration

Key Reasons to Choose This Product

Energy-efficient offline power conversion

Comprehensive built-in protection features

Simple, low-cost design with fewer external components

Proven, reliable performance in a wide range of applications

Quality and Safety Features

700V breakdown voltage for robust operation

Designed to meet safety standards such as IEC/EN/UL 60950

Compatibility

The TOP254PN is designed for use in a variety of offline power supply applications, including linear power supply replacement, chargers, adapters, and industrial equipment.

Application Areas

Household appliances

Consumer electronics

Industrial equipment

Power supplies

Product Lifecycle

The TOP254PN is an active product in our website's sales team's TOPSwitch-HX series. There are several equivalent and alternative models available, such as the TOP256PN and TOP257PN, which offer similar performance and features. For the most up-to-date information on product availability and alternatives, please contact our website's sales team.