Data Sheet
−300 mA, Ultralow Noise, High PSRR, Low Dropout Linear Regulator ADP7183
FEATURES
Input voltage range: −2.0...
Data Sheet
−300 mA, Ultralow Noise, High PSRR, Low Dropout Linear Regulator ADP7183
FEATURES
Input
voltage range: −2.0 V to −5.5 V Maximum output current: −300 mA Fixed output
voltage options: −0.5 V to −4.5 V Adjustable output from −0.5 V to −VIN + 0.5 V Low output noise: 4 μV rms from 100 Hz to 100 kHz Noise spectral density: 20 nV/√Hz, 10 kHz to 1 MHz Power supply rejection ratio (PSRR) at −300 mA load
75 dB typical at 10 kHz 62 dB typical at 100 kHz 40 dB typical at 1 MHz Low dropout
voltage: −130 mV typical at IOUT = −300 mA Initial output
voltage accuracy (VOUT): ±0.5% at IOUT = −10 mA Output
voltage accuracy over line, load, and temperature: ±2.6% Operating supply current (IGND): −0.6 mA typical at no load Low shutdown current: −2 μA typical at VIN = −5.5 V Stable with small 4.7 μF ceramic input and output capacitor Positive or negative enable logic Current-limit and thermal overload protection 8-lead, 2 mm × 2 mm LFCSP package Supported b...
