TOP253GN

AC DC Converters, Offline Switchers Overview

The TOP253GN is an integrated off-line switcher from the TopSwitch-HX family, designed for high-voltage applications. It incorporates a 700 V power MOSFET, high voltage switched current source, PWM controller, oscillator, and thermal shutdown circuitry on a single die. The device supports a switching frequency of 132 kHz with a maximum duty cycle of 78%. It operates within a temperature range of -40°C to +150°C and delivers up to 43 W of output power. The component utilizes an eSIP-7C package.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 700 V power MOSFET with high voltage switched current source and PWM control
• Includes built-in thermal shutdown and fault protection circuits
• Features extended power range capability for versatile design applications

AC DC Converters, Offline Switchers Applications

• AC/DC converters
• Off-line power supplies
• General purpose isolated power conversion

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix against official Power Integrations documentation to confirm pinout compatibility and electrical characteristics. Ensure the selected variant matches the required package type and thermal performance specifications for the target application environment.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring a compact, high-voltage integrated solution. Consider the 700 V rating and 43 W power capability when defining input voltage ranges and load requirements. Verify that the eSIP-7C package fits the available PCB space and thermal management strategy.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TopSwitch-HX series, which combines power switching and control functions into a single monolithic device. The series is characterized by its enhanced EcoSmart efficiency and advanced feature set, targeting cost-effective and reliable power supply designs in the consumer and industrial sectors.

AC DC Converters, Offline Switchers Replacement Considerations

TOP253PN

AC DC Converters, Offline Switchers FAQ

What is the maximum drain voltage rating for the TOP253GN?

The integrated power MOSFET has a maximum drain voltage rating of 700 V.

Does the TOP253GN include thermal protection?

Yes, the device incorporates a thermal shutdown circuit to protect against overheating conditions.