MAX30100EFD+T

Introduction

The MAX30100EFD+T is a vital sign monitoring sensor belonging to the category of integrated optical sensors. This sensor is widely used for non-invasive measurement of physiological parameters such as heart rate and blood oxygen saturation levels. It is characterized by its small package size, low power consumption, and high accuracy, making it suitable for various wearable and medical device applications.

Basic Information Overview

• Category: Integrated Optical Sensor
• Use: Non-invasive measurement of physiological parameters
• Characteristics: Small package size, low power consumption, high accuracy
• Package: 14-pin TDFN (3mm x 4mm)
• Essence: Vital sign monitoring
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel

Specifications

The MAX30100EFD+T sensor has the following specifications: - Operating Voltage: 1.8V to 2.0V - Operating Temperature Range: -40°C to +85°C - LED Current: 0.2mA to 50mA - Sample Rate: 50Hz to 3200Hz - ADC Resolution: 16 bits

Detailed Pin Configuration

The detailed pin configuration of the MAX30100EFD+T sensor is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | SCL | I2C Serial Clock Input | | 2 | SDA | I2C Serial Data Input/Output | | 3 | INT | Interrupt Output | | 4 | RD | LED Pulse Width Control | | 5 | GND | Ground | | 6 | VDD | Power Supply (1.8V to 2.0V) | | 7 | RST | Reset Input | | 8 | NC | No Connection | | 9 | NC | No Connection | | 10 | NC | No Connection | | 11 | NC | No Connection | | 12 | NC | No Connection | | 13 | NC | No Connection | | 14 | NC | No Connection |

Functional Features

The MAX30100EFD+T sensor offers the following functional features: - Integrated red and IR LEDs for optical signal transmission - Photodetectors for signal reception - Low power consumption for battery-operated devices - I2C interface for communication with microcontrollers - Interrupt output for event-driven processing

Advantages and Disadvantages

Advantages

• Small package size enables compact device designs
• High accuracy for reliable physiological parameter measurements
• Low power consumption prolongs battery life in portable devices
• I2C interface allows for easy integration with microcontroller-based systems

Disadvantages

• Limited to non-invasive measurement applications
• Sensitivity to ambient light may require additional signal processing

Working Principles

The MAX30100EFD+T sensor operates based on the principle of photoplethysmography (PPG), where the absorption of light by blood vessels is used to measure heart rate and blood oxygen saturation. The integrated red and IR LEDs emit light into the skin, and the photodetectors capture the reflected or transmitted light, which is then processed to extract physiological parameters.

Detailed Application Field Plans

The MAX30100EFD+T sensor finds extensive application in the following fields: - Wearable fitness and activity trackers - Smartwatches and sports monitoring devices - Medical devices for continuous patient monitoring - Health and wellness applications for home use

Detailed and Complete Alternative Models

Some alternative models to the MAX30100EFD+T sensor include: - MAX30101: Offers enhanced ambient light rejection - MAX30102: Provides additional pulse oximetry and heart-rate detection features - MAXM86161: Integrates PPG and ECG functionalities for advanced health monitoring

In conclusion, the MAX30100EFD+T sensor is a versatile and reliable solution for non-invasive vital sign monitoring, catering to a wide range of applications in the healthcare and consumer electronics industries.

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