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TPS7A7100RGWR Fiches technique(PDF) 1 Page - Texas Instruments |
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TPS7A7100RGWR Fiches technique(HTML) 1 Page - Texas Instruments |
1 / 29 page 0 1 2 3 4 5 6 1.5V to 1.0V 1.5V to 1.2V 1.8V to 1.5V 2.5V to 1.8V 3.0V to 2.5V 3.3V to 3.0V 5.5V to 5.0V 0 1 2 3 Time (100 µs/div) Output Current Output Current Slew Rate: 1A/ µs G310 IN EN SS PG OUT SNS C SS C IN C OUT 1.5 V 1.2 V = 0.5 V + 100 mV + 200 mV + 400 mV ref TPS7A7100 FB 1.6V 800mV 400mV 200mV 100mV 50mV GND Optional TPS7A7100 www.ti.com SBVS189C – MARCH 2012 – REVISED MAY 2012 1-A, Fast-Transient, Low-Dropout Voltage Regulator 1 FEATURES DESCRIPTION 234 • Low Dropout Voltage: 140 mV at 1A The TPS7A7100 low-dropout (LDO) voltage regulator • VIN Range: 1.5 V to 6.5 V is designed for applications seeking very-low dropout capability (140 mv at 1A) with an input voltage from • Configurable Fixed VOUT Range: 0.9 V to 3.5 V 1.5 V to 6.5 V. The TPS7A7100 offers an innovative, Adjustable VOUT Range: 0.9 V to 5.0 V user-configurable, output-voltage setting from 0.9 V to • Very Good Load and Line Transient Response 3.5 V, eliminating external resistors and any • Stable with Ceramic Output Capacitor associated error. • 1.5% Accuracy over Line, Load, and The TPS7A7100 has very fast load-transient Temperature response, is stable with ceramic output capacitors, • Programmable Softstart and supports a better than 2% accuracy over line, load, and temperature. A soft-start pin allows for an • Power Good (PG) Output application to reduce inrush into the load. • 3-mm × 3-mm QFN-16 and 5-mm × 5-mm QFN- Additionally, an open-drain, power-good signal allows 20 Packages for sequencing power rails. The TPS7A7100 is available in a 3-mm × 3-mm, APPLICATIONS 16-pin QFN and a 5-mm × 5-mm, 20-pin QFN • Wireless Infrastructure: SerDes, FPGA, DSP™ packages. • RF Components: VCO, ADC, DAC, LVDS • Set-Top Boxes: Amplifier, ADC, DAC, FPGA, DSP • Wireless LAN, Bluetooth® • PCs and Printers • Audio and Visual Load Transient Response with Seven Different Results: 1.5 VIN to 1.0 VOUT, 1.5 VIN to 1.2 VOUT, 1.8 VIN to 1.5 VOUT, 2.5 VIN to 1.8 VOUT, 3.0 VIN to 2.5 VOUT, 3.3 VIN to 3.0 VOUT, and 5.5 VIN to 5.0 VOUT Typical Application 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 DSP is a trademark of Texas Instruments. 3 Bluetooth is a registered trademark of Bluetooth SIG, Inc. 4 All other trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2012, 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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