UCC28950 datasheet(9/45 Pages) TI

Part #	UCC28950

Description	Green Phase-Shifted Full-Bridge Controller With Synchronous Rectification

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Manufacturer	TI [Texas Instruments]

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UCC28950

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SLUSA16A – MARCH 2010 – REVISED JULY 2010

Startup Timing Diagram

No output delay shown, COMP-to-RAMP offset not included.

Figure 1. UCC28950 Timing Diagram

NOTE

There is no pulse on OUTE during burst mode at startup. Two falling edge PWM pulses

are required before enabling the synchronous rectifier outputs.

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