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TPS74001DGKR Datasheet(PDF) 1 Page - Texas Instruments |
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TPS74001DGKR Datasheet(HTML) 1 Page - Texas Instruments |
1 / 23 page 100 90 80 70 60 50 40 30 20 10 0 0 0.5 1.0 I (A) OUT 1.5 +125 C ° +25 C ° - ° 40 C DropoutVoltage TPS74001 GND FB IN OUT BIAS V IN R 2 R 1 C OUT C IN V BIAS C BIAS V OUT TypicalApplicationCircuit(Adjustable) TPS740xx www.ti.com SBVS091A – JUNE 2011 – REVISED JUNE 2011 1.5-A, Low-Voltage LDO Regulator with Dual Input Voltages 1 FEATURES DESCRIPTION The TPS740xx is a wide bandwidth, very low-dropout, 23 • Small Consumption Current: 3 mA Maximum 1.5-A voltage regulator ideal for powering • Input Voltage Range: microprocessors. – VIN: 1.2 V to 5.5 V The TPS740xx uses a bias input supply to allow very – VBIAS: 2.9 V to 5.5 V low voltage of a main input supply. The main input • Stable with Any Output Capacitance: ≥ 2.2 μF supply operates from 1.2 V to 5.5 V and the bias • ±1% Initial Accuracy input supply requires between 3.0 V to 5.5 V for • Maximum Dropout Voltage (VIN – VOUT): proper operation. The TPS740xx offers adjustable 300 mV Over Temperature output voltages down to 0.9 V. • Adjustable Output Voltage: Down to 0.9 V The TPS740xx requires a minimum of output • Ultra-Fast Transient Response capacitance. A small 2.2- μF ceramic capacitor is enough for its stability. • Excellent Line and Load Regulation • Logic-Controlled Shutdown Option The TPS740xx is available in an 8-pin power MSOP • Thermal Shutdown and Current Limit package and a 5-pin Jr S-PAK. Its operating Protection temparature range is –40°C to +125°C. • Power 8-Pin Mini Small-Outline Package (MSOP) and Jr S-PAK ™ packages. • Junction Temperature Range: –40°C to +125°C APPLICATIONS • Graphics Processors • PC Add-In Cards • Microprocessors • Low-Voltage Digital ICs • High-Efficiency Linear Power Supplies • Switch-Mode Power-Supply Post Regulation 1 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. 2 Jr S-PAK is a trademark of Texas Instruments Incorporated. 3 All other trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2011, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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