Description
MAX30102 Heart Rate and SpO2 Sensor Module – Purple PCB
The MAX30102 is an advanced optical biosensor that integrates a heart rate monitor and SpO2 (blood oxygen saturation) sensor into a compact module. It’s an upgraded version of the MAX30100, offering better signal quality, improved ambient light rejection, and lower power consumption, making it ideal for wearable and health-monitoring applications.
This version comes with a distinctive purple PCB, perfect for DIY health projects, Arduino prototyping, or wearable electronics.
Key Features
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Measures both Heart Rate (BPM) and SpO2 (Blood Oxygen Saturation)
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Advanced design with improved accuracy and low noise
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Integrated IR and red LEDs with a photodetector and signal processor
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Uses I2C interface for easy microcontroller communication
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Compact design with purple PCB for easy identification
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Low power operation – ideal for battery-powered wearable projects
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Compatible with Arduino, ESP32, STM32, Raspberry Pi, and more
Specifications
| Parameter | Value |
|---|---|
| Operating Voltage | 1.8V to 3.3V (5V tolerant I/O) |
| Communication Interface | I2C |
| Measured Parameters | Heart Rate, SpO2 |
| Sensor Type | Optical (IR + Red LED) |
| PCB Color | Purple |
| Dimensions | Approx. 14mm × 14mm |
| Compatibility | Arduino, ESP8266, ESP32, STM32, etc. |
Package Includes
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1 × MAX30102 Heart Rate & SpO2 Sensor Module (Purple PCB)
💡 Note: For accurate readings, ensure good skin contact and minimal motion or ambient light interference.
Specification
General
| Weight Weight | 0,0000 g |
|---|---|
Dimensions
|
1,5 × 2 × 0,5 mm |
| Product Name |
MAX30102 – Purple Heart Rate Sensor |
| Type |
Optical Heart Rate and Pulse Oximeter Sensor |
| Model |
MAX30102 |
| Sensing Method |
Reflective Optical Sensor (IR + Red LEDs) |
| Operating Voltage |
1.8–3.3 V DC |
| Communication Interface |
I²C |
| Sampling Rate |
50–400 Hz (typical) |
| Measurement |
Heart Rate, Blood Oxygen Saturation (SpO₂) |
| Operating Temperature |
-40°C to +85°C |
| Package Type |
Module with Sensor and PCB |
| Applications |
Heart Rate Monitoring, Fitness Projects, Arduino / Raspberry Pi Projects, Wearable Health Devices |
| Package Contents |
1× MAX30102 Purple Heart Rate Sensor Module |
