TPS781330220

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...