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MAX30105EFD+T
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MAX30105EFD+T

Product Overview

Category

The MAX30105EFD+T belongs to the category of integrated optical sensor modules.

Use

It is commonly used for non-invasive heart rate and oxygen saturation (SpO2) monitoring in wearable devices and medical equipment.

Characteristics

  • Integrated with red and infrared LEDs, photodetectors, and low-noise electronics
  • Small form factor and low power consumption
  • Digital output with I2C interface
  • Ambient light cancellation

Package

The MAX30105EFD+T is available in a compact 14-pin TDFN package.

Essence

This sensor module is essential for accurate and reliable heart rate and SpO2 monitoring in various applications.

Packaging/Quantity

The MAX30105EFD+T is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

  • Operating Voltage: 1.8V to 2.0V
  • Operating Temperature Range: -40°C to +85°C
  • LED Current: 50mA (max)
  • Photodetector Sensitivity: 600nA/pF

Detailed Pin Configuration

  1. SCL - I2C Serial Clock
  2. SDA - I2C Serial Data
  3. INT - Interrupt Output
  4. RD - Red LED Anode
  5. IRD - Infrared LED Anode
  6. GND - Ground
  7. VDD - Power Supply
  8. RPD - Red Photodetector Cathode
  9. IRPD - Infrared Photodetector Cathode
  10. AGND - Analog Ground
  11. RD - Red LED Cathode
  12. IRD - Infrared LED Cathode
  13. NC - No Connection
  14. NC - No Connection

Functional Features

  • Heart-rate detection
  • SpO2 measurement
  • Ambient light rejection
  • Low power consumption
  • Fast data output

Advantages

  • Compact size for integration into small devices
  • Low power consumption for extended battery life
  • Accurate and reliable heart rate and SpO2 monitoring
  • Digital output simplifies interfacing with microcontrollers

Disadvantages

  • Limited to specific applications related to heart rate and SpO2 monitoring
  • Requires careful design considerations for ambient light rejection in outdoor environments

Working Principles

The MAX30105EFD+T utilizes the principles of photoplethysmography (PPG) to measure changes in blood volume by shining light into the skin and detecting the amount of light absorbed. The red and infrared LEDs illuminate the skin, while the photodetectors capture the reflected light. By analyzing the variations in light absorption, the sensor can accurately determine the user's heart rate and SpO2 levels.

Detailed Application Field Plans

The MAX30105EFD+T is widely used in: - Wearable fitness trackers - Smartwatches - Medical patient monitors - Portable health devices

Detailed and Complete Alternative Models

  1. MAX30102
  2. MAX30101
  3. MAXM86161

In summary, the MAX30105EFD+T is an essential component for non-invasive heart rate and SpO2 monitoring in various applications, offering compact size, low power consumption, and accurate measurements. Its working principle based on PPG enables reliable data acquisition, making it a valuable sensor module in the field of healthcare and wearable technology.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MAX30105EFD+T dalam solusi teknis

  1. What is the MAX30105EFD+T?

    • The MAX30105EFD+T is a highly integrated optical sensor module for heart rate and blood oxygen saturation (SpO2) monitoring.

  2. How does the MAX30105EFD+T work?

    • The MAX30105EFD+T uses a combination of red and infrared LEDs along with a photodetector to measure the absorption of light by the blood, allowing it to calculate heart rate and SpO2 levels.

  3. What are the key features of the MAX30105EFD+T?

    • The key features include low power consumption, small form factor, digital output, and ambient light cancellation.

  4. What are the typical applications of the MAX30105EFD+T?

    • Typical applications include wearable fitness and health devices, medical monitoring equipment, and industrial automation systems.

  5. How accurate is the MAX30105EFD+T in measuring heart rate and SpO2?

    • The accuracy of the MAX30105EFD+T depends on various factors such as proper calibration and sensor placement, but it is designed to provide reliable measurements in typical use cases.

  6. What is the communication interface used by the MAX30105EFD+T?

    • The MAX30105EFD+T utilizes an I2C interface for communication with microcontrollers or other host devices.

  7. Can the MAX30105EFD+T be used in battery-powered devices?

    • Yes, the low power consumption of the MAX30105EFD+T makes it suitable for use in battery-powered devices, extending the device's operating time.

  8. Are there any specific design considerations when integrating the MAX30105EFD+T into a product?

    • Design considerations may include optimizing LED drive currents, managing ambient light interference, and ensuring proper signal conditioning for accurate measurements.

  9. Does the MAX30105EFD+T provide raw data output for further processing?

    • Yes, the MAX30105EFD+T can provide raw data output, allowing for additional signal processing and analysis by the host system.

  10. Is the MAX30105EFD+T compatible with common microcontroller platforms?

    • Yes, the MAX30105EFD+T is compatible with popular microcontroller platforms and can be easily integrated into existing designs using available libraries and example code.