Datasheet Summary
LT1737 High Power Isolated Flyback Controller
Features s s s
DESCRIPTIO s s s s s s s s s
Drives External Power MOSFET Supply Voltage Range: 4.5V to 20V Flyback Voltage Limited Only by External ponents Senses Output Voltage Directly from Primary Side Winding- No Optoisolator Required Switching Frequency from 50kHz to 250kHz with External Capacitor Moderate Accuracy Regulation Without User Trims Regulation Maintained Well into Discontinuous Mode External ISENSE Resistor Optional Load pensation Optional Undervoltage Lockout Shutdown Feature Reduces IQ to 50µA Typ Available in 16-Pin GN and SO Packages
The LT®1737 is a monolithic switching regulator controller specifically...