Summary of High-Sensitivity Pulse Oximeter and Heart-Rate Sensor for Wearable Health
The MAX30102 is a compact biosensor module designed for pulse oximetry and heart-rate monitoring in mobile and wearable devices. It integrates LEDs, photodetectors, and low-noise electronics with ambient light rejection. Operating on 1.8V and 5.0V supplies via an I2C interface, it features ultra-low power consumption, programmable settings, and robust motion artifact resilience within a -40°C to +85°C range.
Parts used in the MAX30102 Project:
- Pulse Oximetry Biosensor Module
- Heart-Rate Monitor Sensor
- Internal LEDs
- Photodetectors
- Optical Elements
- Low-Noise Electronics
- Ambient Light Rejection System
- Integrated Cover Glass
- I2C-Compatible Interface
- 1.8V Power Supply Rail
- 5.0V Power Supply Rail
Description
The MAX30102 is an integrated pulse oximetry and heart-rate monitor biosensor module. It includes internal LEDs, photodetectors, optical elements, and low-noise electronics with ambient light rejection. The MAX30102 provides a complete system solution to ease the design-in process for mobile and wearable devices.
The MAX30102 operates on a single 1.8V power supply and a separate 5.0V power supply for the internal LEDs. Communication is through a standard I2C-compatible interface. The module can be shut down through software with zero standby current, allowing the power rails to remain powered at all times.
Key Features
- Heart-Rate Monitor and Pulse Oximeter Biosensor in LED Reflective Solution
- Tiny 5.6mm x 3.3mm x 1.55mm 14-Pin Optical Module
- Integrated Cover Glass for Optimal, Robust Performance
- Ultra-Low Power Operation for Mobile Devices
- Programmable Sample Rate and LED Current for Power Savings
- Low-Power Heart-Rate Monitor (< 1mW)
- Ultra-Low Shutdown Current (0.7µA, typ)
- Fast Data Output Capability
- High Sample Rates
- Robust Motion Artifact Resilience
- High SNR
- -40°C to +85°C Operating Temperature Range
For more detail: High-Sensitivity Pulse Oximeter and Heart-Rate Sensor for Wearable Health
- What is the MAX30102?
The MAX30102 is an integrated pulse oximetry and heart-rate monitor biosensor module. - How does the MAX30102 communicate?
Communication is handled through a standard I2C-compatible interface. - Can the module be shut down via software?
Yes, the module can be shut down through software with zero standby current. - Does the MAX30102 support low-power operation?
Yes, it offers ultra-low power operation including a low-power heart-rate monitor under 1mW. - What are the operating temperature limits?
The device operates within a temperature range of -40°C to +85°C. - How small is the MAX30102 module?
It is a tiny 5.6mm x 3.3mm x 1.55mm 14-Pin Optical Module. - What power supplies does the MAX30102 require?
It operates on a single 1.8V power supply and a separate 5.0V power supply for internal LEDs. - Does the sensor handle motion artifacts well?
Yes, it provides robust motion artifact resilience.
