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Reference Design
UCC28C40, UCC28C41, UCC28C42, UCC28C43, UCC28C44, UCC28C45 UCC38C40, UCC38C41, UCC38C42, UCC38C43, UCC38C44, UCC38C45
SLUS458G – JULY 2000 – REVISED JANUARY 2017
UCCx8C4x Bi
CMOS Low-Power Current-Mode PWM Controller
1 Features
•1 Enhanced Replacement for UCx84x and UCx84xA Family With Pin-to-Pin Compatibility
• 1-MHz Operation
• 50-µA Standby Current, 100-µA Maximum
• Low Operating Current of 2.
3 mA at 52 kHz
• Fast 35-ns Cycle-by-Cycle Over-Current Limiting
• ±1-A Peak Output Current
• Rail-to-Rail Output Swings with 25-ns Rise and 20-ns Fall Times
• ±1% Initial Trimmed 2.
5-V Error Ampl...