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TPS2112A Datasheet(PDF) 1 Page - Texas Instruments |
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TPS2112A Datasheet(HTML) 1 Page - Texas Instruments |
1 / 20 page TPS2112A TPS2113A SBVS045 − MARCH 2004 AUTOSWITCHING POWER MUX Actual Size (3,10 mm x 4,50 mm) FEATURES D Two-Input, One-Output Power Multiplexer With Low rDS(on) Switches: − 84 m Ω Typ (TPS2113A) − 120 m Ω Typ (TPS2112A) D Reverse and Cross-Conduction Blocking D Wide Operating Voltage Range . . . .2.8 V to 5.5 V D Low Standby Current . . . . 0.5-µA Typ D Low Operating Current . . . . 55-µA Typ D Adjustable Current Limit D Controlled Output Voltage Transition Times, Limits Inrush Current and Minimizes Output Voltage Hold-Up Capacitance D CMOS- and TTL-Compatible Control Inputs D Auto-Switching Operating Mode D Thermal Shutdown D Available in a TSSOP-8 Package APPLICATIONS D PCs D PDAs D Digital Cameras D Modems D Cell Phones D Digital Radios D MP3 Players 1 2 3 4 8 7 6 5 STAT EN VSNS ILIM IN1 OUT IN2 GND PW PACKAGE (TOP VIEW) DESCRIPTION The TPS211xA family of power multiplexers enables seamless transition between two power supplies, such as a battery and a wall adapter, each operating at 2.8−5.5 V and delivering up to 1 A. The TPS211xA family includes extensive protection circuitry, including user-programmable current limiting, thermal protection, inrush current control, seamless supply transition, cross-conduction blocking, and reverse-conduction blocking. These features greatly simplify designing power multiplexer applications. TYPICAL APPLICATION STAT EN VSNS ILIM IN1 OUT IN2 GND 1 2 3 4 8 7 6 5 TPS2113APW 0.1 µF 0.1 µF CL RL IN1: 2.8 − 5.5 V IN2: 2.8 − 5.5 V RILIM R1 Switch Status PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. All trademarks are the property of their respective owners. www.ti.com Copyright 2004, Texas Instruments Incorporated |
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