LT1681 - Linear

LT1681 Dual Transistor Synchronous Forward Controller

U U LT1681 Dual Transistor Synchronous Forward Controller FEATURES s High Voltage: Operation Up to 72V s Synchronizable Operating Frequency and Output Switch Phase for Multiple Controller Systems s Fixed Frequency Operation to 350kHz s Adaptive and Adjustable Blanking s Synchronous Rectifier Driver s Local 1% Voltage Reference s Undervoltage Lockout Prote.

Features

s High Voltage: Operation Up to 72V s Synchronizable Operating Frequency and Output Switch Phase for Multiple Controller Systems s Fixed Frequency Operation to 350kHz s Adaptive and Adjustable Blanking s Synchronous Rectifier Driver s Local 1% Voltage Reference s Undervoltage Lockout Protection with Hysteresis s Input Overvoltage Protection s Programmable Start Inhibit s Transformer Primary Saturation Protection s Optocoupler Feedback Support s Soft-Start Control U APPLICATIO S s Isolated Telecommunication Systems s Personal Computers and Peripherals s Lead Acid Battery Backup Systems s Automo.