INN4576F-H342-TL

AC DC Converters, Offline Switchers Overview

The INN4576F-H342-TL is an AC/DC converter from Power Integrations, part of the InnoSwitch4-Pro series. It delivers up to 115 W output power with an input voltage range of 85-265 VAC. The device utilizes GaN technology and features a Flyback topology with Secondary Side Synchronous Rectification (SR). Key electrical protections include current limiting and overvoltage protection. It operates within a supply voltage range of 85V to 265V.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage GaN switch with secondary-side synchronous rectification control for enhanced efficiency.
• Incorporates I²C interface capability to significantly reduce power adapter size and PCB area.
• Supports switching frequencies up to 140 kHz for compact magnetic component design.

AC DC Converters, Offline Switchers Applications

• High-density wall adapters
• Consumer electronics power supplies
• Industrial equipment power modules

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'H342' against official datasheets to confirm pinout and thermal characteristics. Confirm RoHS compliance status through manufacturer documentation. Ensure compatibility with your target input voltage range of 85-265 VAC before integration.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high power density and integrated secondary-side control. The InnoSwitch4-Pro series is suitable where reduced bill of materials and smaller form factors are critical. Evaluate thermal management requirements given the high integration level.

AC DC Converters, Offline Switchers Part Context

This part belongs to the InnoSwitch4-Pro family, which combines primary-side MOSFETs, controllers, and secondary-side rectification into a single package. The series is designed to minimize external components, thereby reducing overall system cost and board space in offline flyback applications.

AC DC Converters, Offline Switchers Replacement Considerations

Check for direct substitutes within the InnoSwitch4-Pro lineup with similar wattage ratings. Verify that alternative parts support the required 115 W output and 85-265 VAC input range without altering the control architecture.