MAX30100 Oximeter Pulse Heart-Rate Monitor Module

The MAX30100 Oximeter Pulse Heart-Rate Monitor Module is an integrated optical biosensor that combines pulse oximetry (SpO₂) and heart-rate monitoring in a single, compact board. Designed for wearable health applications, it enables developers to create IoT fitness trackers, medical prototypes, and wellness devices with minimal external components.

This sensor uses photoplethysmography (PPG) to detect changes in blood oxygen levels and heart-rate signals through fingertip or earlobe placement. Its low-power design makes it ideal for battery-powered devices and continuous monitoring.

🔹 Key Features

• Dual Measurement: Simultaneously monitors blood oxygen saturation (SpO₂) and heart rate.

• Integrated Red & IR LEDs: Optimized for accurate photoplethysmography.

• I²C Interface: Simple 2-wire communication for Arduino boards, ESP32, or Raspberry Pi.

• Low Power Consumption: Suitable for wearable and portable health devices.

• High Sampling Rate: Configurable for continuous or single-measurement modes.

• Compact Design: Easy to integrate into small enclosures or smart gadgets.

🔹 Technical Specifications

• Sensor IC: Maxim Integrated MAX30100

• Operating Voltage: 1.8 V core, 3.3 V–5 V supply (logic-level compatible)

• Interface: I²C digital communication

• LED Wavelengths: Red (~660 nm) and IR (~880 nm)

• Sampling Rate: 50–1000 samples/sec

• Operating Temperature: –40 °C to +85 °C

• Dimensions: ~15 mm × 14 mm

🔹 Applications & Use Cases

• Wearable Health Monitors: Smartwatches, fitness bands, and wellness devices.

• IoT Medical Devices: Remote patient monitoring, telemedicine solutions.

• Sports & Fitness: Track athlete oxygen levels and heart performance.

• DIY Projects: Integrate with Arduino and Accessories or ESP32 for custom health gadgets.

• Research & Education: Biomedical signal acquisition for labs and classrooms.

🔹 Advantages for Makers & Engineers

• Compact footprint and straightforward I²C interface for rapid prototyping.

• Supported by popular libraries such as Arduino MAX30100 and Adafruit’s open-source drivers.

• Low-power operation perfect for battery-based wearables.

🔹 Safety & Precautions

• For prototyping and educational use only; not a medical diagnostic device.

• Avoid strong ambient light or motion for more accurate readings.

• Ensure proper finger placement for stable sensor output.

🔗 Helpful Internal Links

• Browse more Electronics Components for biomedical projects.

• Explore Tools and Accessories for assembly.

• Pair with Power Supply for stable operation.

🎥 Video Tutorial

[YouTube tutorial link here]

📝 Product Summary

The MAX30100 Oximeter Pulse Heart-Rate Monitor Module delivers precise SpO₂ and heart-rate sensing in a tiny form factor—ideal for wearable electronics, IoT health projects, and fitness applications with Arduino, Raspberry Pi, or ESP32.