UCC28600

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design UCC28600 SLUS646K – NOVEMBER 2005 – REVISED AUGUST 2015 UCC28600 8-Pin Quasi-Resonant Flyback Green-Mode Controller 1 Features 1 Green-Mode Controller With Advanced Energy Saving Features Quasi-Resonant Mode Operation for Reduced EMI and Low Switching Losses (Low-Voltage Valley Switching) Low Standby Current for Minimum System NoLoad Power Consumption Low Start-up Current: 25-μA Maximum Programmable Line and Load Over-Voltage Protection Internal Over-Temperature Protection Current Limit Protection – Cycle-by-Cycle Power Limit – Primary-Side Over-Current Hiccup Restart Mode 1-A Sink, –0.75-A Source TrueDrive™ Gate Drive Output Programmable Soft-Start Green-Mode Status Pin (PFC Disable Function) 2 Applications Bias Supplies for LCD-Monitors, LCD-TV, PDPTV, and Set Top Boxes AC-to-DC Adapters and Off-Line Battery Chargers Energy Efficient Power Supplies up to 200 W 3 Description The UCC28600 is a PWM controller with advanced energy features to meet stringent world-wide energy efficiency requirements. UCC28600 integrates built-in advanced energy saving features with high-level protection features to provide cost-effective solutions for energy-efficient power supplies. UCC28600 incorporates frequency fold-back and green-mode operation to reduce the switching losses at light-load and no-load conditions. UCC28600 is available in the 8-pin SOIC packag...