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ADP7156 - RF Linear Regulator

General Description

The ADP7156 is a linear regulator that operates from 2.3 V to 5.5 V and provides up to 1.2 A of output current.

Key Features

  • Input voltage range: 2.3 V to 5.5 V.
  • 16 standard voltages between 1.2 V and 3.3 V available.
  • Maximum load current: 1.2 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).
  • 80 dB from 1 kHz to 100 kHz; 60 dB at 1 MHz, VOUT = 3.3 V, VIN = 4.0 V.
  • Dropout voltage: 120 mV typical at.

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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 ADP7156 1.2 A, Ultralow Noise, High PSRR, RF Linear Regulator FEATURES ► Input voltage range: 2.3 V to 5.5 V ► 16 standard voltages between 1.2 V and 3.3 V available ► Maximum load current: 1.2 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) ► 80 dB from 1 kHz to 100 kHz; 60 dB at 1 MHz, VOUT = 3.3 V, VIN = 4.0 V ► Dropout voltage: 120 mV typical at IOUT = 1.2 A, VOUT = 3.3 V ► Initial accuracy: ±0.6% at ILOAD = 10 mA ► Initial accuracy over line, load, and temperature: ±1.5% ► Quiescent current: IGND = 4.0 mA at no load, 7 mA at 1.2 A ► Low shutdown current: 0.