Stock Code: 603160

Log In / Sign Up
中文
心率传感器

GH203 - Ultra-Low Power Heart Rate Sensor

Overview

GH203 is an optical heart rate sensor designed for 3.5 mm wired headphones. It adopts 3.5 mm audio jack for power supply and communication, enabling heart rate sensing features for wired headphones.

(Note: This product has reached the End of Service [EOS] and is not recommended for new design.)

Features

  • Enable heart rate sensing features for wired headphones by supporting 3.5 audio interface

  • Low power consumption:

    1. Average current (typical value): 45 µA @ 25 Hz Heart Rate Sampling Frequency (excluding LED)
    2. Average current (typical value on East Asian users): 120 µA @ 25 Hz Heart Rate Sampling Frequency (including LED)
  • Built-in photodiode (PD)

  • Built-in 14-bit high precision ADC

  • Operating Voltage: 1.85 V~3.6 V

  • Package Size: 3 mm * 4 mm * 0.8 mm

System Block Diagram

Scan to follow

Open WeChat, click "Discover" at the bottom, and use "Scan" to follow.

×