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ADPD2211 - High Sensitivity Optical Sensor

Datasheet Summary

Description

The ADPD2211 is an optical sensor optimized for biomedical applications.

Features

  • Ultrahigh detectivity photodetector 90 fA/√Hz (typical) ultralow noise floor Signal-to-noise ratio (SNR) near shot noise limit 137 µA (typical) of supply current when active (EE = 0 µW/cm2) 1 µA (typical) of supply current in standby High speed, deep junction photodiode Nominal linear output current: 240 µA (typical) Flexible output configuration Excellent pulse response High ambient light rejection Space-saving, 3 mm × 3 mm LFCSP package.

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Datasheet Details

Part number ADPD2211
Manufacturer Analog Devices
File Size 449.98 KB
Description High Sensitivity Optical Sensor
Datasheet download datasheet ADPD2211 Datasheet
Additional preview pages of the ADPD2211 datasheet.

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Full PDF Text Transcription

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Data Sheet Low Noise, High Sensitivity Optical Sensor ADPD2211 FEATURES Ultrahigh detectivity photodetector 90 fA/√Hz (typical) ultralow noise floor Signal-to-noise ratio (SNR) near shot noise limit 137 µA (typical) of supply current when active (EE = 0 µW/cm2) 1 µA (typical) of supply current in standby High speed, deep junction photodiode Nominal linear output current: 240 µA (typical) Flexible output configuration Excellent pulse response High ambient light rejection Space-saving, 3 mm × 3 mm LFCSP package APPLICATIONS Heart rate, pulse oximetry monitoring (photoplethysmography) Battery-powered medical sensors Chemical analysis FUNCTIONAL BLOCK DIAGRAM VCC + CURRENT AMPLIFIER – ADPD2211 OUT PWDN GND Figure 1.
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