Data Sheet
2 A, Ultralow Noise, High PSRR, RF Linear
Regulator
ADP7159
FEATURES
Input voltage range: 2.
3 V to 5.
5 V Adjustable output voltage range (VOUT): 1.
2 V to 3.
3 V Maximum load current: 2 A Low noise
0.
9 μV rms total integrated noise from 100 Hz to 100 kHz 1.
6 μV rms total integrated noise from 10 Hz to 100 kHz Noise spectral density: 1.
7 nV/√Hz from 10 kHz to 1 MHz Power supply rejection ratio (PSRR) 68 dB from 1 kHz to 100 kHz 45 dB at 1 MHz Dropout voltage: 200 mV typical at IOUT = 2 A, VOUT = 3.
3 V Initial accuracy: ±0.
6% at ILOAD = 10 mA Accuracy over line, load, and temperature: ±1.
5% Quiescent current (IGND) 4.
0 mA typical at 0 μA 9.
0 mA typical at 2 A Low shutdown current: 0...