Fermion: MAX30102 PPG Heart Rate and Oximeter Sensor (Breakout, I2C/UART)

Name: Fermion: MAX30102 PPG Heart Rate and Oximeter Sensor (Breakout, I2C/UART)
Brand: DFRobot
SKU: SEN0344

Fermion: MAX30102 PPG Heart Rate and Oximeter Sensor (Breakout, I2C/UART) — DFRobot — SEN0344

Availability

In stock

MAX30102-based PPG breakout for heart rate and SpO2 estimation via I2C or UART. Not validated for medical diagnosis; suitable for hobbyist health-monitoring projects.

VCC
3.3V power supply (breakout module regulates to 1.8V core internally)
Type · powerVoltage · 3.3V
GND
Ground reference
Type · ground
SDA
I2C data line; 4.7kΩ pull-up to 3.3V required (typically included on breakout board)
Type · i2c
SCL
I2C clock line; 4.7kΩ pull-up to 3.3V required (typically included on breakout board)
Type · i2c
INT
Active-low interrupt output; signals FIFO threshold, data ready, proximity detection events
Type · digital

Pin	Type	Function	Voltage
VCC	power	3.3V power supply (breakout module regulates to 1.8V core internally)	3.3V
GND	ground	Ground reference
SDA	i2c	I2C data line; 4.7kΩ pull-up to 3.3V required (typically included on breakout board)
SCL	i2c	I2C clock line; 4.7kΩ pull-up to 3.3V required (typically included on breakout board)
INT	digital	Active-low interrupt output; signals FIFO threshold, data ready, proximity detection events

Start wiring

UART · I2C · Analog · 3.3 – 5 V · Breakout

Confirm the data interface matches your host board.

Module pins: VCC, GND, SDA, SCL. Schematik maps them to your board in the app.

Biometrics

24 other options

UART/I2C fingerprint modules, MAX30102 PPG breakouts, and analog ECG/EMG front-ends for access control and hobby biometric sensing.

View all 24

Related groups

4 groups

Cameras

Pi CSI modules, USB cameras, MCU-class OV2640/OV5640 boards, on-camera AI like HuskyLens and OpenMV, and thermal or ToF imagers — over 130 listings across very different pipelines.

Sensors · Cameras & vision · 140 parts

Power monitors

INA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.

Sensors · Current & voltage · 25 parts

Distance sensors

About 180 listings spanning VL53-series ToF breakouts, HC-SR04 and MaxSonar ultrasonics, 360° triangulation LiDARs, IR proximity sensors, 24GHz mmWave presence detection and laser break-beam sensors.

Sensors · Distance sensors · 177 parts

Force & weight

Interlink-style FSRs, strain-gauge load cells with HX711 amplifiers, and ready-made kits like DFRobot's Gravity I2C 1kg scale — from simple touch detection to accurate mass measurement.

Sensors · Force & weight · 28 parts