GS34063 Datasheet | Globaltech Semiconductor

DC-To-DC Converter Control Circuits DEC. 2009 Product Description The GS34063 Series is a monolithic control circuit containing the primary functions required for DC-to-DC converters. These devices consist of an internal temperature pensated reference, parator, controlled duty cycle oscillator with an active current limit circuit, driver and high current output switch. .. Features - - - - - - - Operation from 3.0V to 40V Input Low Standby Current Current Limiting Output Switch Current to 1.5A Output Voltage Adjustable Frequency Operation to 100k Hz Precision 2% Reference This series was specifically designed to be incorporated in Step-Down and step-Up and Voltage-Inverting applications with a minimum number of external ponents. Applications - - - - - - - Battery Powered Applications Laptop/Notebook puters Power Inverter (+ to -) or (- to +) Medical Instruments Interface Power Supplies Portable Instruments Cellular Phones/Radio Block Diagram VCC Switch Collector Driver Collector 6 1 8 2 3 7 CT Ipk parator S Q Q2 Q1 R 100 Switch Emitter Timing Capacitor Ipk Sense Oscillator + parator Inverting Input GND 5 4 - 1.25V Reference Regulator .gs-power. Packages & Pin Assignments GS34063PF(SOP-8) 1 2 .. Switch Collector Switch Emitter Timing Capacitor GND 5 6 7 8 parator Inverting Input VCC Ipk Sense Driver...