TPS781 Series
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TPS781 Series
www.ti.com ........................................................................................................................................................... SBVS102B – MARCH 2008 – REVISED MAY 2008
150mA, Low-Dropout
Regulator, Ultralow-Power, IQ 1µA with Pin-Selectable, Dual-Level Output Voltage
FEATURES
1
2 Low IQ: 1µA 150mA, Low-Dropout
Regulator with
Pin-Selectable Dual Voltage Level Output
Low Dropout: 200mV at 150mA 3% Accuracy Over Load/Line/Temperature Available in Dual-Level, Fixed Output Voltages
from 1.5V to 4.2V Using Innovative Factory EPROM Programming
Available in an Adjustable Version from 1.22V to 5.25V or a Dual-Level Output Version
VSET Pin Toggles Output Voltage Between Two Factory-Programmed Voltage Levels
Stable with a 1.0µF Ceramic Capacitor Thermal Shutdown and Overcurrent Protection CMOS Logic Level-Compatible Enable Pin Available in DDC (TSOT23-5) or DRV (2mm ×
2mm SON-6) Package Options
APPLICATIONS
TI MSP430 Attach Applications Power Rails with Programming Mode Dual Voltage Levels for Power-Saving Mode Wireless Handsets, Smartphones, PDAs, MP3
Players, and Other Battery-Operated Handheld Products
DESCRIPTION
The TPS781 family of low-dropout (LDO)
regulators offer the benefits of ultralow power (IQ = 1µA), miniaturized packaging (2×2 SON-6), and selectable dual-level output voltage levels. An adjustable version is also available, but does not have the capability to shift voltage levels.
TPS781...