ADM7172 PDF Datasheet
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Description
This is Transient Response CMOS LDO. Data Sheet
6.5 V, 2 A, Ultralow Noise, High PSRR, Fast Transient Response CMOS LDO ADM7172
FEATURES
Input voltage range: 2.3 V to 6.5 V Maximum load current: 2 A Low noise: 5 V rms independent of output voltage at
100 H- to 100 kH- Fast transient response: 1.5 μs for 1 mA to 1.5 A load step 60 dB PSRR at 100 kH- Low dropout voltage: 172 mV at 2 A load, VOUT = 3 V Initial accuracy: 0.5% (minimum), +1% (maximum) Accuracy over line, load, and temperature: ±1.5% Quiescent current, IGND = 0.7 mA with no load Low shutdown current: 0.25 μA at VIN = 5 V Stable with small 4.7 F ceramic output capacitor Adjustable and fixed output voltage options: 1.2 V to 5.0 V Adjustable output from 1.2 V to VIN VDO Precision enable Adjustable soft start 8-lead 3 mm × 3 mm LFCSP package Supported by ADIsimPower tool
APPLICATIONS
Regulation to noise sensitive applications: ADC and DAC circuits, precision amplifiers, PLLs, VCOs, and clocking ICs
Communications and infrastructure Medical and healthcare .