Company Name: Excellent Integrated System LIMITED

Contact Person : John

Email/Msn     :John(at)eis-ic.com

Tel: 00852-30777742

Add.: RM 906, WORKINGBERG COMM BLDG, 41-47 MARBLE RD, HONGKONG

Excellent Integrated System LIMITED (EIS LIMITED), Established in 1991, is a professional independent stocking distributor of electronic components and specialize in buying the EXCESS STOCK from the original equipment manufacturers (OEMs), Contract equipment manufacturers (CEMs), and many other factories. EIS has gained good experiences in Excess Inventory Management through its development over 20 years and has become the reliable partner for the domestic and foreign OEM manufacturers. If any inquiry and question,please email us: John(at)eis-ic.com.

Description as follow:

The MC34063AP1 is a monolithic control circuit containing the primary functions required for DC–to–DC converters. The MC34063AP1 consists of an internal temperature compensated reference, comparator, controlled duty cycle oscillator with an active current limit circuit, driver and high current output switch. The MC34063AP1 is specifically designed to be incorporated in Step–Down and Step–Up and Voltage–Inverting applications with a minimum number of external components.

Parametrics

MC34063AP1 absolute maximum ratings: (1)Power Supply Voltage, VCC: 40 Vdc; (2)Comparator Input Voltage Range, VIR: –0.3 to +40 Vdc; (3)Switch Collector Voltage, VC(switch): 40 Vdc; (4)Switch Emitter Voltage (VPin 1 = 40 V), VE(switch): 40 Vdc; (5)Switch Collector to Emitter Voltage, VCE(switch): 40 Vdc; (6)Driver Collector Voltage, VC(driver): 40 Vdc; (7)Driver Collector Current, IC(driver): 100 mA; (8)Switch Current, ISW: 1.5 A.

Features

MC34063AP1 features: (1)Operation from 3.0 V to 40 V Input; (2)Low Standby Current; (3)Current Limiting; (4)Output Switch Current to 1.5 A; (5)Output Voltage Adjustable; (6)Frequency Operation to 100 kHz; (7)Precision 2% Reference.

Diagrams