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AK9723AJ - LED Driver/Sensor

Datasheet Summary

Description

The AK9723AJ is the IR LED driver and Analog Front End (AFE) IC for signal processing of IR photo detector.

The AK9723AJ has dual channel AFE and an ADC for digital output, and IR photo detector output signals can be obtained at the same time.

Features

  • Integrated LED Driver with Programmable Constant Current Circuit.
  • Dual Channel Input AFE.
  • Interrupt Function.
  • Power Supply Voltage Range: 2.7V to 3.6V.
  • Small and Thin Package: 16-pin QFN 4.0mm x 4.0mm x t0.7mm.
  • NDIR gas sensor 3.

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Datasheet Details

Part number AK9723AJ
Manufacturer AKM
File Size 0.99 MB
Description LED Driver/Sensor
Datasheet download datasheet AK9723AJ Datasheet
Additional preview pages of the AK9723AJ datasheet.

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Full PDF Text Transcription

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[AK9723AJ] AK9723AJ LED Driver and Sensor AFE for NDIR Gas Sensing 1. General Description The AK9723AJ is the IR LED driver and Analog Front End (AFE) IC for signal processing of IR photo detector. The AK9723AJ has dual channel AFE and an ADC for digital output, and IR photo detector output signals can be obtained at the same time. The AK9723AJ can communicate with HOST MCU through I2C bus. The AK9723AJ is suitable for NDIR gas sensing processing using IR LED and IR photo detector. 2. Features ⚫ Integrated LED Driver with Programmable Constant Current Circuit ⚫ Dual Channel Input AFE ⚫ Interrupt Function ⚫ Power Supply Voltage Range: 2.7V to 3.6V ⚫ Small and Thin Package: 16-pin QFN 4.0mm x 4.0mm x t0.7mm ⚫ NDIR gas sensor 3. Applications 018015111-E-02 -1- 2021/9 4.
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