SKU: SBCD-1441
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Pimoroni MAX30101 Heart Rate & Oximeter Breakout

₹1,339.00 (Inclusive of all taxes)
Out of Stock

This Pimoroni MAX30101 breakout board features a sophisticated integrated pulse oximetry and heart-rate sensor, utilizing green, red, and infra-red LEDs for precise light reflection measurements. It interfaces via I2C and is compatible with both 3.3V and 5V logic levels, making it ideal for Raspberry Pi and Arduino projects.

Features

  • MAX30101 integrated heart rate, oximeter, and smoke detection.
  • Employs green, red, and infra-red LEDs with photodetectors for accurate readings.
  • I2C interface with a fixed address of 0x57 for simple integration.
  • Supports wide logic level compatibility (3.3V and 5V) for versatile use.
  • Features ambient light rejection and an integrated temperature sensor.

Out of stock

Description

The Pimoroni MAX30101 Breakout module is engineered around the advanced MAX30101 sensor, offering robust capabilities for heart rate and blood oxygen saturation (SpO2) monitoring. It precisely measures the amount of light reflected back from the skin using its array of green, red, and infra-red LEDs and integrated photodetectors. This photoplethysmography (PPG) technique allows for accurate detection of blood volume changes with each heartbeat, making it a valuable tool for health monitoring applications (non-medical).

Beyond biomedical sensing, the MAX30101 can also serve as a basic smoke or particle detector. By analyzing the light scattered by airborne particles, it provides a means to identify the presence of smoke, offering potential for environmental sensing projects. Its standard I2C interface ensures straightforward communication with microcontrollers like Raspberry Pi and Arduino, and its compatibility with Pimoroni’s Breakout Garden HAT further simplifies prototyping and deployment in various embedded systems.

Key Features

  • Integrated MAX30101 sensor for heart rate, oximetry, and smoke detection.
  • Equipped with dedicated Green, Red, and Infra-Red LEDs for multi-wavelength sensing.
  • Includes high-sensitivity photodetectors for reliable light reflection measurement.
  • Advanced ambient light rejection circuitry ensures accurate readings in varied environments.
  • On-board temperature sensor for calibration and enhanced data accuracy.
  • Standard I2C communication interface (address 0x57) for easy microcontroller integration.
  • Supports broad power and logic compatibility, operating from 3.3V to 5V.
  • Incorporates reverse polarity protection for increased board durability.
  • Designed for seamless compatibility with Raspberry Pi, Arduino, and Breakout Garden ecosystems.

Applications

  • Wearable health monitoring (non-medical)
  • DIY pulse oximeters and heart rate monitors
  • Environmental smoke and particle detection systems
  • Interactive art installations and educational projects
  • Prototyping for embedded sensing applications

Technical Specifications

SoC/ModuleMAX30101
Sensing CapabilitiesHeart Rate, Pulse Oximetry (SpO2), Smoke Detection
LED WavelengthsGreen, Red, Infra-Red
InterfaceI2C (Address 0x57)
Logic Levels3.3V, 5V
Dimensions19mm x 19mm (approx.)
Weight10g (approx.)

Frequently Asked Questions

What is the primary function of the MAX30101 sensor on this breakout board?

The MAX30101 primarily functions as a highly integrated pulse oximetry and heart-rate monitor. It uses red, green, and infra-red LEDs to measure changes in blood volume for heart rate detection and oxygen saturation (SpO2) estimation, while also capable of detecting airborne particles like smoke.

How does the MAX30101 interface with microcontrollers like Raspberry Pi or Arduino?

The MAX30101 communicates via a standard I2C interface, typically operating at address 0x57. This allows for straightforward integration with most microcontrollers, requiring only four wires: SDA, SCL, VCC, and GND. Libraries are available for popular development platforms to simplify data acquisition.

What voltage levels are supported by this Pimoroni MAX30101 breakout?

This breakout board is designed for flexible compatibility, supporting both 3.3V and 5V logic levels. This enables seamless integration with a wide range of microcontrollers and single board computers, including Raspberry Pi (3.3V) and most Arduino boards (5V).

Can this sensor be used for medical diagnoses or safety-critical applications?

No, this sensor and its accompanying libraries are intended for educational, hobbyist, and prototyping purposes only. It should not be used for medical diagnosis, as a certified smoke/fire detector, or in any life-critical applications due to its non-medical grade accuracy and potential for misinterpretation.

What are the benefits of the integrated ambient light rejection feature?

The integrated ambient light rejection significantly improves the accuracy and reliability of measurements. It filters out interference from external light sources, ensuring that the sensor primarily detects light reflected from the target (e.g., skin or particles), thus providing more consistent and precise readings in various lighting conditions.

Package Includes

  • 1 x Pimoroni MAX30101 Heart Rate, Oximeter, Smoke Sensor Breakout
  • 1 x 5 Pin Male Header
  • 1 x 5 Pin Female Right-Angle Header

Additional Information

Weight 0.01 kg
Dimensions 1.9 × 1.9 cm