Description

28 V, 200 mA, Low Noise, Linear Regulator Features: Low noise: 18 μV rms Power supply rejection ratio (PSRR): 66 dB at 10 kHz at VOUT = −3 V Positive or negative enable logic Stable with small 2.2 μF ceramic output capacitor Input voltage range: −2.7 V to −28 V Maximum output current: −200 mA Low dropout voltage: −185 mV at −200 mA load Initial accuracy: ±1% Accuracy over line, load, and temperature +2% maximum/−3% minimum Low quiescent current, IGND = −650 μA with −200 mA load Low shutdown current: −2 μA Adjustable output from −1.22 V to −VIN + VDO Current-limit and thermal overload protection 6- and 8-lead LFCSP and 5-lead TSOT Supported by ADIsimPower tool