MC33063A-Q1

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community MC33063A-Q1 SLLS654C – APRIL 2005 – REVISED DECEMBER 2014 MC33063A-Q1 1.5-A Peak Boost, Buck, Inverting Switching Regulator 1 Features 1 AEC-Q100 Qualified With the Following Results: – Device HBM ESD Classification Level 2 – Device CDM ESD Classification Level C4B Wide Input Voltage Range: 3 V to 40 V High Output Switch Current: Up to 1.5 A Adjustable Output Voltage Oscillator Frequency: Up to 100 kHz Precision Internal Reference: 2% Short-Circuit Current Limiting Low Standby Current 2 Applications Automotive: Buck, Boost, and Inverting Topologies 3 Description The MC33063A-Q1 device is an easy-to-use IC containing all the primary circuitry needed for building simple DC-DC converters. The device primarily consists of an internal temperature-compensated reference, a comparator, an oscillator, a PWM controller with active current limiting, a driver, and a high-current output switch. Thus, the device requires minimal external components to build converters in the boost, buck, and inverting topologies. The MC33063A-Q1 device is characterized for operation from –40°C to 125°C. Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) MC33063A-Q1 SOIC (8) 4.90 mm × 3.91 mm (1) For all available packages, see the orderable addendum at the end of the datasheet. Simplified Schematic Drive 8 Collector Ipk Sense 7 SQ Q2 R 100 W Q1 Ipk Oscillator CT 1 Switch Colle...