FEATURES

? Input voltage range: 4V to 20V

? Maximum output current: 500mA

? Low noise: 32μVrms for fixed output versions

? PSRR performance of 58dB at 10kHz, VOUT = 3.3V

? Reverse current protection

? Low dropout voltage: 400mV at 500mA

? Initial accuracy: ±0.8%

? Accuracy over line, load, and temperature

? ?2% to +1%, TJ = ?40°C to +125°C

? Low quiescent current (VIN = 10V), IGND = 900μA with 500 mA load

? Low shutdown current: <40μA at VIN = 12V, stable with small 1μF ceramic output capacitor

? Six fixed output voltage options: 1.5V, 1.8V, 2.5V, 3V, 3.3V, and 5V

? Adjustable output from 1.22V to VIN ? VDO

? Foldback current limit and thermal overload protection

? User programmable precision UVLO/enable

? Power-good indicator

? 8-lead LFCSP and 8-lead SOIC packages

APPLICATIONS

? Regulation to noise-sensitive applications: ADC, DAC circuits, precision amplifiers, high-frequency

oscillators, clocks, and PLLs

? Communications and infrastructure

? Medical and healthcare

? Industrial and instrumentation