UC33063A

UNISONIC TECHNOLOGIES CO., LTD UC33063A LINEAR INTEGRATED CIRCUIT DC TO DC CONVERTER CONTROLLER  DESCRIPTION The UTC UC33063A is a monolithic regulator subsystem, intended for use as DC to DC converter. This device contains a temperature compensated band gap reference, a duty-cycle control oscillator, driver and high current output switch. It can be used for step down, step-up or inverting switching regulators as well as for series pass regulators.  FEATURES * Operation from 3.0V to 40V. * Short Circuit Current Limiting. * Low Standby Current. * Output Switch Current of 1.5A without External Transistors. * Frequency of Operation from 100Hz to 100kHz. * Step-up, Step-down or Inverting Switch Regulators.  ORDERING INFORMATION Ordering Number Lead Free Halogen Free UC33063AL-D08-T UC33063AG-D08-T - UC33063AG-S08-R Package DIP-8 SOP-8 Packing Tube Tape Reel  MARKING DIP-8 SOP-8 www.unisonic.com.tw Copyright © 2014 Unisonic Technologies Co., Ltd 1 of 9 QW-R103-044.C UC33063A  PIN CONFIGURATION LINEAR INTEGRATED CIRCUIT  PIN DESCRIPTION PIN NO 1 2 3 4 5 6 PIN NAME Switch Collector Switch Emitter Timing Capacitor GND Comparator Inverting Input VCC 7 IPEAK Sense 8 Driver Collector I/O DESCRIPTION I Internal Darlington pairs TI collector O Internal Darlington pairs TI emitter The value of selected capacitor controls the internal oscillator run rate I Inverting input of comparator which can set & initiate the Darlington pairs output switch I Current s...