UCC28634

Product Folder Order Now Technical Documents Tools & Software Support & Community 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 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) High Gate Drive Current 1-A Source and 2-A Sink Low Power Modes for <30-mW System Standby Best-In-Class Light Load (10%) Efficiency >85% PSR design with no opto-coupler - can meet high CM isolation & surge requirements VDD OVP for independent indirect output OV under open-feedback fault conditions Peak-Power Mode for Transient Overload Shutdown Pin Interface for External NTC Protections: Overvoltage, Overcurrent, Over- Temperature, Overload Timer (UCC28630), AC Line UV, Brownout and Pin Protections Frequency Dither to Ease EMI Compliance (except the UCC28632) Create a Custom Design Using the UCC2863x With the WEBENCH® Power Designer 2 Applications AC-DC Adapters for Notebook, Game Consoles, Printers Open Frame SMPS for Industrial, Printer, White Goods, LCD Monitors Energy Efficient AC-DC Supplies for Nominal Power 10-W to 65-W, (with up to 200% transient peak power) Simplified Schem...