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UCC2893 - Active Clamp PWM Controller

Download the UCC2893 datasheet PDF. This datasheet also covers the UCC2891 variant, as both devices belong to the same active clamp pwm controller family and are provided as variant models within a single manufacturer datasheet.

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

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (UCC2891-etcTI.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Texas Instruments

Part Number Description
UCC2891 Active Clamp PWM Controller
UCC28910 High-Voltage Flyback Switcher
UCC28911 High-Voltage Flyback Switcher
UCC2892 Active Clamp PWM Controller
UCC2894 Active Clamp PWM Controller

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.

View original datasheet text
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.