MAX30102EFD+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: The MAX30102EFD+T is a highly integrated optical sensor module for heart rate and blood oxygen saturation (SpO2) monitoring applications.
• Characteristics: This sensor module integrates red and infrared LEDs, a photodetector, optimized optics, and low-noise analog signal processing to detect pulse oximetry and heart-rate signals. It operates on a single 1.8V power supply and communicates through I2C interface.
• Package: The MAX30102EFD+T comes in a small, 14-pin optical module package.
• Essence: The essence of the MAX30102EFD+T lies in its ability to provide accurate heart rate and SpO2 measurements in a compact and easy-to-use package.
• Packaging/Quantity: The MAX30102EFD+T is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Power Supply: 1.8V
• Interface: I2C
• Operating Temperature Range: -40°C to +85°C
• LED Wavelengths: Red: 660nm, Infrared: 880nm
• Sampling Rate: Adjustable from 50Hz to 3200Hz
• ADC Resolution: 18 bits

Detailed Pin Configuration

The MAX30102EFD+T features the following pin configuration: 1. VIN (Power Input) 2. SDA (I2C Data) 3. SCL (I2C Clock) 4. INT (Interrupt Output) 5. RD (Red LED Anode) 6. RGND (Red LED Cathode) 7. IRD (Infrared LED Anode) 8. IRGND (Infrared LED Cathode) 9. PD (Photodetector Anode) 10. PGND (Photodetector Cathode) 11. RSET (Resistor Set) 12. MODE (Mode Control) 13. TEMP (Temperature Output) 14. AGND (Analog Ground)

Functional Features

• Accurate heart rate and SpO2 monitoring
• Low power consumption
• Integrated red and infrared LEDs
• High-resolution ADC for precise signal acquisition
• Flexible sampling rate adjustment
• Interrupt output for event-driven applications

Advantages and Disadvantages

Advantages

• Compact and integrated design
• Low power consumption
• High accuracy and resolution
• Flexible sampling rate
• Suitable for portable and wearable devices

Disadvantages

• Limited to specific applications such as heart rate and SpO2 monitoring
• Requires careful optical and electrical design for optimal performance

Working Principles

The MAX30102EFD+T utilizes the principles of photoplethysmography (PPG) to measure changes in blood volume and oxygen saturation. It emits light from the red and infrared LEDs into the skin and measures the amount of light absorbed by the blood. By analyzing the variations in light absorption, it can accurately determine the heart rate and SpO2 levels.

Detailed Application Field Plans

The MAX30102EFD+T is widely used in various medical and fitness devices for monitoring heart rate and SpO2 levels. It is commonly employed in wearable fitness trackers, smartwatches, and medical monitoring equipment. Additionally, it finds applications in hospital patient monitoring systems and portable health devices.

Detailed and Complete Alternative Models

• MAX30101: Similar to MAX30102EFD+T but with different package options
• MAX30112: Offers additional features such as ambient light cancellation and advanced motion artifact rejection
• Si1143: Provides similar functionality with integrated UV index sensing capability

In conclusion, the MAX30102EFD+T is a versatile and reliable optical sensor module that caters to the growing demand for accurate heart rate and SpO2 monitoring in various applications.

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