SIP12201

www.DataSheet4U.com SiP12201 New Product Vishay Siliconix Synchronous Step Down Controller DESCRIPTION SiP12201 is a synchronous step down controller designed for use in dc-dc converter circuits requiring output currents as high as 10 amperes. SiP12201 is designed to require a minimum number of external components, simplifying design and layout. It accepts input voltages from 4.2 V to 26.0 V, providing an adjustable output with voltage ranging from 0.6 V to 5 V. SiP12201 includes an combination Compensation/ Shutdown pin. Protection features include undervoltage lockout, output current limit, and thermal shutdown. SiP12201 is available in a lead (Pb)-free MLP33-10 package and is specified to operate over the range of - 40 °C to 85 °C. FEATURES 4.2 V to 26.0 V Input Voltage Range Adjustable Output Voltage - 0.6 to 5.5 V For Converter loads up to 10 A High efficiency - 93% Uses N-channel MOSFETs 500 kHz operation Internal Soft Start Shutdown pin Output Current Limit Minimum External Components MLP33-10 Package APPLICATIONS Distributed Power Desktop & Notebook Computers Battery Operated Equipment Point of Load Regulation DSP Cores Automotive Entertainment TYPICAL APPLICATION CIRCUIT V IN VL VIN VIN DH LX DL V OUT Compensation Shutdown COMP/SD FB AGND AGND PGND PGND GND Document Number: 73541 S-52083–Rev. A, 10-Oct-05 www.vishay.com 1 SiP12201 Vishay Siliconix ABSOLUTE MAXIMUM RATINGS Parameter VIN, LX to GND BST to LX FB, Comp/SD...