TFS757HG - (PFS757 - PFS764) Combined Two-Switch Forward and Flyback Power Supply Controllers

Download the TFS757HG datasheet PDF (TFS-764 included). The manufacturer datasheet provides complete specifications, pinout details, electrical characteristics, and typical applications for (pfs757 - pfs764) combined two-switch forward and flyback power supply controllers.

Description

3 Product Highlights 3 Pin Functional Description 5 Pin Configuration 5.

Functional Block Diagram6-7.

Features

include: UV, OV, OTP, OCP, and SCP.
Transformer reset control.
Prevents transformer saturation under all conditions.
Allows >50% duty cycle operation.
Reduces primary side RMS currents and conduction losses.
Standby supply provides built-in overload power compensation.
Up to 434 W total output power in a highly compact package.
Up to 550 W peak.
High efficiency solution easily enables design to meet stringent efficie.

Power Integrations

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Datasheet Details

Part number	TFS757HG
Manufacturer	Power Integrations
File Size	3.27 MB
Description	(PFS757 - PFS764) Combined Two-Switch Forward and Flyback Power Supply Controllers
Datasheet	TFS757HG Datasheet

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Full PDF Text Transcription

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TFS757-764HG HiperTFS™ Family Combined Two-Switch Forward and Flyback Power Supply Controllers with Integrated High Voltage MOSFETs Key Benefits • Single chip solution for two-switch forward main and flyback standby • High integration allows smaller form factor and higher power density designs • Incorporates control, gate drivers, and three power MOSFETS • Level shift technology eliminates need for pulse transformer • Protection features include: UV, OV, OTP, OCP, and SCP • Transformer reset control • Prevents transformer saturation under all conditions • Allows >50% duty cycle operation • Reduces primary side RMS currents and conduction losses • Standby supply provides built-in overload power compensation • Up to 434 W total output power in a highly compact package • Up to 55

Published: Sep 6, 2013 |