TFS763HG

AC DC Converters, Offline Switchers Overview

The TFS763HG is a discontinued HiperTFS series controller integrating a dual-forward primary converter and a flyback standby converter into a single eSIP power package. It combines control, gate drivers, and a three-terminal high-voltage power MOSFET to reduce external transformer requirements. The device supports peak output powers up to 550 W with total output power reaching 434 W. It features integrated soft-start, fault protection, over-temperature hysteresis, and transformer reset control to prevent saturation.

AC DC Converters, Offline Switchers Feature Summary

• Integrates dual-forward and flyback converters in a single chip solution
• Combines control, gate drive, and HV MOSFET in an eSIP package
• Includes built-in overload power compensation for standby supplies
• Enables direct mounting to heatsinks without insulating pads

AC DC Converters, Offline Switchers Applications

• PC printers
• LCD televisions
• Video game consoles

AC DC Converters, Offline Switchers Procurement Notes

This component has been officially discontinued by Power Integrations as of June 10, 2020. It is no longer available for new production orders. Designers must verify current availability through authorized distributors, though stock is likely depleted. Replacement strategies should prioritize the suggested alternative models to ensure long-term supply chain stability and compliance with ongoing manufacturing requirements.

AC DC Converters, Offline Switchers Selection Notes

Select this part only for legacy designs requiring dual-forward topology with integrated flyback standby functionality. Verify that the specific pinout and thermal characteristics match the existing PCB layout. Due to discontinuation, evaluate the recommended HiperTFS-2 alternatives for new designs to ensure compatibility with modern efficiency standards and long-term component availability.

AC DC Converters, Offline Switchers Part Context

The TFS763HG belongs to the HiperTFS family from Power Integrations, designed for high-power applications needing both main and standby conversion. It utilizes advanced packaging to simplify layout and thermal management. The series was engineered to replace discrete solutions, offering higher power density and reduced component count for appliances and consumer electronics requiring robust power conversion capabilities.

AC DC Converters, Offline Switchers Replacement Considerations

Officially suggested substitutes include TFS7707H. Verify electrical compatibility and pin alignment before transitioning designs to the replacement model.

AC DC Converters, Offline Switchers FAQ

What is the maximum peak output power supported by the TFS763HG?

The device supports a peak output power of up to 550 W.

Does the TFS763HG require an insulating pad for heatsink mounting?

No, the device allows direct mounting to a heatsink without the need for an insulating pad.