TOP253PG

AC DC Converters, Offline Switchers Overview

The TOP253PG is an AC/DC converter from the TopSwitch-HX family by Power Integrations. It integrates a high-voltage power switch with a current-mode controller into a single DIP-8C package. Designed for through-hole mounting, it operates within a temperature range of -40°C to +150°C. The device supports universal input voltages of 85VAC to 264VAC. It delivers up to 15W peak power at 85-264VAC and up to 25W peak power at 230VAC.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a high-voltage power switch with a current-mode controller in a single package
• Features multi-mode operation to maximize efficiency across all load conditions
• Includes user-programmable output overvoltage protection with fast AC reset
• Provides line undervoltage detection to prevent turn-off glitches

AC DC Converters, Offline Switchers Applications

• Universal input offline converters
• Adapters where space is limited
• Monitor applications requiring low height
• General purpose AC/DC conversion

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'PG' corresponds to the DIP-8C through-hole package configuration. Confirm RoHS compliance status via the manufacturer's official documentation. Ensure the ordering information matches the required lead time and factory packaging quantity of 50 units per tube. Cross-reference the datasheet revision date to ensure compatibility with current design specifications.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring integrated off-line switching without external heat sinks up to specified power limits. Consider the extended creepage distance from the DRAIN pin for safety isolation requirements. Evaluate the thermal impedance characteristics against the expected ambient operating temperatures. Verify that the universal input voltage range aligns with the target market distribution.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TopSwitch-HX family, which offers enhanced EcoSmart features. The series provides lower system costs and higher design flexibility compared to previous generations. It utilizes advanced feature sets and extended power ranges suitable for various consumer and industrial power supply applications.

AC DC Converters, Offline Switchers Replacement Considerations

Consult the official Power Integrations substitution guide for verified alternatives within the TopSwitch-HX family. Ensure any substitute maintains the same DIP-8C package and electrical characteristics. Verify compatibility with existing PCB footprints and thermal management strategies.