ą UCC2961, UCC3961 ADVANCED PRIMARYĆSIDE STARTUP CONTROLLER
D Operates with Secondary–Side PWM
Control
D Isolated PWM Command through a Pulse
Transformer
D Initial Free-Running Soft-Startup with
Duty-Cycle Clamping
D Up to 400-kHz Synchronizable Switching
Frequency
D High-Current FET Drive (1.5-A Sink, 0.75-A
Source)
SLUS431A – MAY 2000 – REVISED DECEMBER ...
