ML34063

ML34063 ML34063 DC-to-DC Converter Control Circuit Application Battery Powered Equipment Palmtops Video Recorders Features Operating V oltage from 3V to 35V Low Standby Current Output Switch Current up to 1.5A Output V oltage Adjustable Operating Frequency at 100KHz 2% Accuracy V oltage Reference PackageAvailable: PDIP-8 (1.25W) & SO-8 (625mW) General Description The ML34063 is a DC/DC converter. It consists of an internal temperature compensated voltage reference, comparator, controlled duty cycle oscillator with an active current limit circuit, driver and high current output switch. It can be used in step-down, step-up and voltage-inverting applications with a minimum number of external components. Block Diagram Driver 8 Collector (DRIC) S Q 1 Switch Collector (SC) R 2 Switch Emitter (SE) 7 Ipk Sense (IPK) Ipk CT 3 Timing Capacitor (CT) www.DataSheet4U.com Oscillator 6 VCC 1.25V Voltage Reference + Comparator 4 Comparator 5 Inverting Input (CII) GND Ordering Information Part Number ML34063NG ML34063MG ML34063N ML34063M Package PDIP-8 (PB Free) SO-8 (PB Free) PDIP-8 Pin Configuration Switch Collector (SC) Switch Emitter (SE) 1 2 8 7 Driver Collector (DRIC) Ipk Sense (IPK) VCC Comparator Inverting Input (CII) Timing Capacitor (CT) GND 3 4 6 5 SO-8 ML34063 (Top View) P1/5 Rev B, June 2005 ML34063 Absolute Maximum Ratings Parameter Input Voltage Comparator Input Voltage Range Switch Collector Voltage Switch Emitter Voltage (VPin 1 = 35V) Switch Collector...