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UCC2891 - Active Clamp PWM Controller

General Description

D Low Output Jitter D Soft Stop Shutdown of MAIN and AUX D Ideal for Active Clamp/Reset Forward, Flyback Converters D Provides Complementary Auxiliary Driver with Programmable Deadtime (Turn-On Delay) between AUX and MAIN Switches D Peak Current-Mode Control with Cycle-by-Cycle Current Limi

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Other Datasheets by Texas Instruments

Part Number Description
UCC28910 High-Voltage Flyback Switcher
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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UCC2891, UCC2892 UCC2893, UCC2894 ą SLUS542F − OCTOBER 2003 − REVISED JULY 2009 CURRENTĆMODE ACTIVE CLAMP PWM CONTROLLER FEATURES DESCRIPTION D Low Output Jitter D Soft−Stop Shutdown of MAIN and AUX D Ideal for Active Clamp/Reset Forward, Flyback Converters D Provides Complementary Auxiliary Driver with Programmable Deadtime (Turn-On Delay) between AUX and MAIN Switches D Peak Current-Mode Control with Cycle-by-Cycle Current Limiting The UCC2891/2/3/4 family of PWM controllers is designed to simplify implementation of the various active clamp/reset switching power topologies. The UCC289x is a peak current-mode, fixedfrequency, high-performance pulse width modulator.