SLVA342A Datasheet, PDF (3/8 Pages) Texas Instruments – Simple Power Solution Using LDOs

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3 Features
The design uses the LDOs.
INPUT VOLTAGE
COMBINE RTC AND STATIC 1.2
Core 1.2 V at 600 mA
Static 1.2 V + VRTC at 251 mA
Static 1.8 V at 230 mA
Static 3.3 V at 115 mA
~3.3 V
Simple (no DVFS)
TPS74801
TPS74701
TPS71718
TPS74801
Here VRTC is included in the STATIC12 (fixed 1.2V) group.
TPS74801 and TPS74701
• VOUT Range: 0.8 V to 3.6 V
• 2% Accuracy Over Line/Load/Temperature
• Programmable Soft-Start Provides Linear Voltage Startup
• Stable with Any Output Capacitor ≥ 2.2 mF
• Available in a Small 3-mm × 3-mm × 1-mm SON-10 and 5 × 5 QFN-20 Packages
TPS71718
• 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.
• TPS74801, http://focus.ti.com/lit/ds/symlink/tps74801.pdf
• TPS74701, http://focus.ti.com/lit/ds/symlink/tps74701.pdf
• TPS71718, http://focus.ti.com/lit/ds/symlink/tps71718.pdf
Features
SLVA342A – June 2009 – Revised May 2010
Simple Power Solution Using LDOs
3
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