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