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TPS71728DCK データシート(PDF) 3 Page - Texas Instruments |
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TPS71728DCK データシート(HTML) 3 Page - Texas Instruments |
3 / 9 page www.ti.com Features 3 Features The design uses the following high-efficiency DC/DC Converter with integrated FETs . INPUT VOLTAGE ~5V HIGH EFFICIENCY AND INTEGRATION (w DVFS) COMBINE RTC AND STATIC 1.2 Core 1.2 V at 600 mA TPS62353 Static 1.2 V + VRTC at 251 mA TPS62232 Static 1.8 V at 230 mA TPS62231 Static 3.3 V at 115 mA TPS71733 (DRV) Here VRTC is included in the STATIC12 (fixed 1.2 V) group. TPS62353 • 88% Efficiency at 3-MHz Operation • Output Peak Current up to 800 mA • 3-MHz Fixed Frequency Operation • Best in Class Load and Line Transient • ±2% PWM DC Voltage Accuracy • Efficiency Optimized Power-Save Mode • Transient Optimized Power-Save Mode • Fixed 1.2-V output eliminates need for external voltage-setting resistors • Available in a 10-Pin QFN (3 × 3 mm) 12-Pin NanoFree™ (CSP) Packaging TPS62231 and TPS62232 • 3 MHz switch frequency • Up to 94% efficiency • Output Peak Current up to 500mA • Small External Output Filter Components (1 µH/ 4.7 µF) • Small 1 × 1,5 × 0,6-mm 3 SON Package • Fixed 1.8V and 1.2V output respectively eliminates need for external voltage-setting resistors TPS71733 • 150-mA Low-Dropout Regulator with Enable • Low Noise: 30 mV typical (100 Hz to 100 kHz) • Excellent Load/Line Transient Response • Small SC70-5, 2-mm × 2-mm SON-6, and 1,5-mm × 1,5-mm SON-6 Packages More information on the devices can be found from the data sheets: • TPS62353, http://focus.ti.com/lit/ds/symlink/tps62350.pdf • TPS71733, http://focus.ti.com/lit/ds/symlink/tps71733.pdf • TPS62231 and TPS62232, http://focus.ti.com/lit/ds/symlink/tps62230.pdf 3 SLVA341A – June 2009 – Revised May 2010 High-Efficiency Power Solution Using DC/DC Converter With DVFS Copyright © 2009–2010, Texas Instruments Incorporated |
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同様の説明 - TPS71728DCK |
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