IP34063

IP35063 IP33063 IP34063 TOP VIEW SW ITCH COLLECTOR SW ITCH EMITTER TIM ING C APACITOR GND DC–DC CONVERTER CONTROL CIRCUIT 8 7 6 5 D RIVER C OLLEC TO R 1 2 3 4 Ipk SENSE FEATURES Operation from 2.5 to 40V input Low Standby Current Current Limiting Output switch current of 1.5A Output voltage adjustable from 1.25 to 40V Operating frequency from 100Hz to 100kHz Direct replacement for MC34063/MC34063A series VC C C OMP AR ATOR INVER TIN G INPUT J Package – 8 Pin Ceramic DIP N Package – 8 Pin Plastic DIP D-8 Package – 8 Pin Plastic (150) SOIC Order Information Part Number IP35063 IP33063 IP34063 J–Pack 8 Pin N–Pack 8 Pin D–8 8 Pin Temp. Range -55 to +125°C -40 to +85°C 0 to +70°C Note: To order, add the package identifier to the part number. eg. IP35063D–8 ABSOLUTE MAXIMUM RATINGS Power Supply Voltage Comparator Input Voltage Range Switch Collector Voltage Switch Emitter Voltage Switch Collector to Emitter Voltage Driver Collector Voltage Switch Current Power Dissipation @ Tamb = 25°C Derate above 25°C Operating Junction Temperature Ceramic Packages Plastic Packages Ceramic Packages Plastic Packages +40V –0.3V to +40V 40V 40V 40V 40V 1.5A 1.25W 1W 10mW/°C 150°C 125°C See Table Above –65 to 150°C Prelim. 2/95 Operating Ambient Temperature Range See Table Above Storage Temperature Range Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. IP35063 IP33063 IP34063 DESCRIPTION The IP34063 series of control circuits contains all the funct...