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ADP122 - CMOS Linear Regulator

General Description

The ADP122/ADP123 are low quiescent current, low dropout linear regulators.

They are designed to operate from an input voltage between 2.3 V and 5.5 V and to provide up to 300 mA of output current.

Key Features

  • Input voltage supply range: 2.3 V to 5.5 V 300 mA maximum output current Fixed and adjustable output voltage versions Very low dropout voltage: 85 mV at 300 mA load Low quiescent current: 45 µA at no load Low shutdown current:.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Data Sheet 5.5 V Input, 300 mA, Low Quiescent Current, CMOS Linear Regulator ADP122/ADP123 FEATURES Input voltage supply range: 2.3 V to 5.5 V 300 mA maximum output current Fixed and adjustable output voltage versions Very low dropout voltage: 85 mV at 300 mA load Low quiescent current: 45 µA at no load Low shutdown current: <1 µA Initial accuracy: ±1% accuracy Up to 31 fixed-output voltage options available from 1.75 V to 3.3 V Adjustable-output voltage range 0.8 V to 5.0 V (ADP123) Excellent PSRR performance: 60 dB at 100 kHz Excellent load/line transient response Optimized for small 1.