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TPS2111PWRG4 Fiches technique(PDF) 1 Page - Texas Instruments |
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TPS2111PWRG4 Fiches technique(HTML) 1 Page - Texas Instruments |
1 / 20 page TPS2110 TPS2111 SLVS443 – DECEMBER 2002 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 (TPS2111) – 120 m Ω Typ (TPS2110) 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 Manual and Auto-Switching Operating Modes 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 D0 D1 VSNS ILIM IN1 OUT IN2 GND PW PACKAGE (TOP VIEW) DESCRIPTION The TPS211x 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 TPS211x 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 D0 D1 VSNS ILIM IN1 OUT IN2 GND 1 2 3 4 8 7 6 5 TPS2110/1 C1 0.1 µF C2 0.1 µF CL RL IN1: 2.8 – 5.5 V IN2: 2.8 – 5.5 V RILIM EN1 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. www.ti.com Copyright 2002, Texas Instruments Incorporated |
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