AV34063

@vic AV34063 1.5A,Step-Up/Down Inverting Switching Regulators DESCRIPTION The AV34063 is a monolithic control circuit containing the primary functions required for DC-to-DC converters. This device consists of an internal temperature compensated reference, comparator, controlled duty cycle oscillator with an active current limit circuit,driver and high current output switch. This device was specifically designed to be incorporated in Step-Down and Step-Up and Voltage-inverting applications with a minimum number of external components. DIP-8 FEATURES Operation from 3.0 to 40V input Low standby current Current limiting Output switch current of 1.5A Output voltage adjustable Frequency of operation from 100Hz to 100KHz Precision 2% reference SOP-8 BLOCK DIAGRAM Drive Collector 8 S Q Q2 Q1 100 IPK CT 1 Switch Collector www.DataSheet.net/ IPK Sense 7 R 2 Switch Emitter 6 VCC Oscillalo 3 1.25 Reference Regulator Comparator Timing Capacitor 4 Gnd Comparator Inverting Input 5 Switch Collector Switch Emitter Timing Capacitor Gnd 1 2 3 4 (Top View) Drive Collector 7 IPK Sense 8 6 VCC 5 Comparator Inverting Input (Bottom View) ORDERING INFORMATION Part Number AV34063 AV34063S Operating Temperature Range 0℃~+70℃ 0℃~+70℃ Package Type DIP-8 SOP-8 Copyright © Avic Electronics Corp. 1 Website: http://www.avictek.com Datasheet pdf - http://www.DataSheet4U.co.kr/ @vic MAXIMUM RATING AV34063 Unit Characteristic Symbol Value Power Supply Voltage VCC 40 Comparator Inpu...