Datasheet Analog Devices ADP7185ACPZN3.3-R7 — Ficha de datos

FEATURES TYPICAL APPLICATION CIRCUITS
EP
VIN = –3.8V CIN
4.7µF VIN ADP7185 +1.25V
OFF 0V VOUT
SENSE
VA EN –1.3V
ON VAFB
VREG VOUT = –3.3V COUT
4.7µF CAFB
10nF CA
1µF GND CREG
1µF 13932-001 Input voltage range: −2.0 V to −5.5 V
Maximum output current: −500 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
PSRR at −500 mA load
68 dB at 10 kHz
50 dB at 100 kHz
40 dB at 1 MHz
Low dropout voltage: −190 mV typical at −500 mA load …