LTC3805-5 Datasheet | Linear Technology

Features Adjustable Frequency Current Mode Flyback/ Boost/SEPIC DC/DC Controller DESCRIPTION n VIN and VOUT Limited Only by External ponents n 4.5V Undervoltage Lockout Threshold n Adjustable Slope pensation n Adjustable Overcurrent Protection with Automatic Restart n Adjustable Operating Frequency (70k Hz to 700k Hz) With One External Resistor n Synchronizable to an External Clock n ±1.5% Reference Accuracy n Only 100m V Current Sense Voltage Drop n RUN Pin with Precision Threshold and Adjustable Hysteresis n Programmable Soft-Start with One External Capacitor n Low Quiescent Current: 360µA n Small 10-Lead MSOP and 3mm × 3mm DFN APPLICATIONS n Automotive Power Supplies n Tele Power Supplies n Isolated Electronic Equipment n Auxiliary/Housekeeping Power Supplies n Power over Ethernet The LTC®3805-5 is a current mode DC/DC controller designed to drive an N-channel MOSFET in flyback, boost and SEPIC converter applications. Operating frequency...