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ADP221 - High PSRR Voltage Regulator

This page provides the datasheet information for the ADP221, a member of the ADP220 High PSRR Voltage Regulator family.

Datasheet Summary

Description

The 200 mA dual output ADP220/ADP221 combine high PSRR, low noise, low quiescent current, and low dropout voltage in a voltage regulator ideally suited for wireless applications with demanding performance and board space requirements.

Features

  • Input voltage range: 2.5 V to 5.5 V Dual independent 200 mA low dropout voltage regulators Miniature 6-ball, 1.0 mm × 1.5 mm WLCSP and 6-ball bumped bare die Initial accuracy: ±1% Stable with 1 µF ceramic output capacitors No noise bypass capacitor required Two independent logic controlled enables Overcurrent and thermal protection Active output pull-down (ADP221) Key specifications High PSRR 76 dB PSRR up to 1 kHz 70 dB PSRR at 10 kHz 60 dB PSRR at 100 kHz 40 dB PSRR at 1 MHz Low output noise 2.

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Datasheet preview – ADP221

Datasheet Details

Part number ADP221
Manufacturer Analog Devices
File Size 550.03 KB
Description High PSRR Voltage Regulator
Datasheet download datasheet ADP221 Datasheet
Additional preview pages of the ADP221 datasheet.

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Full PDF Text Transcription

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Data Sheet FEATURES Input voltage range: 2.5 V to 5.5 V Dual independent 200 mA low dropout voltage regulators Miniature 6-ball, 1.0 mm × 1.5 mm WLCSP and 6-ball bumped bare die Initial accuracy: ±1% Stable with 1 µF ceramic output capacitors No noise bypass capacitor required Two independent logic controlled enables Overcurrent and thermal protection Active output pull-down (ADP221) Key specifications High PSRR 76 dB PSRR up to 1 kHz 70 dB PSRR at 10 kHz 60 dB PSRR at 100 kHz 40 dB PSRR at 1 MHz Low output noise 27 µV rms typical output noise at VOUT = 1.2 V 50 µV rms typical output noise at VOUT = 2.
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