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LTC1922-1
Synchronous Phase Modulated Full-Bridge Controller
FEATURES
DESCRIPTIO
s Adaptive DirectSenseTM Zero Voltage Switching s Integrated Synchronous Rectification Control for
Highest Efficiency s Output Power Levels from 50W to Kilowatts s Very Low Start-Up and Quiescent Currents s Compatible with Voltage Mode and Current Mode
Topologies s Programmable Slope Compensation s Undervoltage Lockout Circuitry with 4.
2V Hysteresis
and Integrated 10.
3V Shunt
Regulator s Fixed Frequency Operation to 1MHz s 50mA Outputs for Bridge Drive and Secondary Side
Synchronous Rectifiers s Soft-Start, Cycle-by-Cycle Current Limiting and
Hiccup Mode Short-Circuit Protection s 5V, 15mA Low Dropout R...