AMS36063

Advanced Monolithic Systems FEATURES Wide Input Voltage Operating Range from 2.5V to 60V Low Standby Current Current Limiting Output Switch Current of 1.5A Output Voltage Adjustable from 1.25 to 40V Frequency of Operation to 100kHz Thermal Protection Enable Input Pin AMS36063 DC-TO-DC CONVERTER CONTROL CIRCUIT PRELIMINARY INFORMATION APPLICATIONS Step-Up Converter Step-Down Converter Voltage Inverting Application Telephone Circuits Monitors Battery Chargers Portable Equipment GENERAL DESCRIPTION The AMS36063 series is a control circuit containing the basic functions required for DC-to-DC converters. The device consists of an internal temperature compensated reference, a comparator, a controlled duty cycle oscillator with an active current limit circuit, a driver, a high current output switch, a thermal protection circuit and a converter enable input. Designed specifically to be incorporated in Step-Up, Step-Down and Voltage -Inverting applications, the AMS36063 requires a minimum number of external components. The AMS36063 is available in the 8-lead plastic SOIC and 8-lead plastic DIP packages. ORDERING INFORMATION PACKAGE TYPE 8 LEAD PDIP AMS36063P 8 LEAD SOIC AMS36063S OPER. TEMP RANGE -40°C to +85°C PIN CONNECTIONS 8 LEAD SOIC/ 8 LEAD PDIP SWITCH COLLECTOR SWITCH EMITTER TIMING CAPACITOR GND 1 2 3 4 8 ENABLE 7 IPK SENSE 6 V CC 5 COMPARATOR INVERTING INPUT Top View Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 ...