TOP256LN - Power Integrations

Manufacturer Part Number

TOP256LN

Manufacturer

power-integrations

Introduction

The TOP256LN is a highly integrated, single-stage, isolated flyback AC-DC switcher from Power Integrations. It combines a high-voltage power switch, oscillator, control and protection circuitry into a compact eSIP-7F package. This product is designed for offline power supply applications up to 88W.

Product Features and Performance

High-voltage power switch with 700V breakdown voltage

Integrated oscillator, control and protection circuitry

Flyback topology with 78% duty cycle

Switching frequency of 66kHz or 132kHz

Fault protection features include current limiting, over-temperature and over-voltage

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

Product Advantages

Highly integrated design reduces overall component count

High-voltage capability simplifies power supply design

Robust protection features ensure reliable operation

Compact eSIP-7F package saves board space

Key Reasons to Choose This Product

Simplified power supply design with integrated functions

Reliable performance with built-in protection features

Compact size and high-voltage capability for space-constrained applications

Excellent thermal performance across a wide temperature range

Quality and Safety Features

Reinforced isolation between input and output

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

Compatibility

The TOP256LN is designed for use in a variety of offline power supply applications, including adapters, chargers, and industrial power supplies.

Application Areas

Adapters and chargers for consumer electronics

Industrial power supplies

General-purpose offline power conversion

Product Lifecycle

The TOP256LN is an obsolete product, and our website's sales team no longer manufactures this specific model. However, the company offers alternative products within the TOPSwitch®-HX series that may provide similar functionality and performance. Customers are advised to contact our website's sales team for more information on available options and recommended replacement models.