Datasheet Texas Instruments UCC28632D — Datenblatt

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Documents Support &
Community Tools &
Software UCC28630, UCC28631
UCC28632, UCC28633, UCC28634
SLUSBW3D – MARCH 2014 – REVISED DECEMBER 2017 UCC2863x, High-Power Flyback Controller
with Primary-Side Regulation and Peak-Power Mode
1 Features 3 Description The UCC2863x targets high-power, primary-side
regulated flyback converters. The ability to operate in
both CCM and DCM make the device suitable for
applications with a wide power range. The peak
power mode allows transient peak power delivery up
to 200% of nominal rating, with only a 25% peak
current increase, maximizing transformer utilization. 1 High-Power, Primary-Side CV/CC Regulation
Continuous Conduction Mode (CCM) and
Discontinuous Conduction Mode (DCM) Operation
Built-In 700-V Start-Up Current Source
Active X-Capacitor Discharge (UCC28630 and
UCC28633)
Adjustable Constant-Current (CC) Mode Limiting
(except for UCC28630) …