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MAX301ESE+T
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MAX301ESE+T

Product Overview

Category

MAX301ESE+T belongs to the category of integrated optical sensors.

Use

This product is primarily used for non-invasive heart rate and blood oxygen saturation level monitoring.

Characteristics

  • Integrated optical sensor with high sensitivity and accuracy.
  • Non-invasive measurement technology.
  • Compact package design for easy integration into various devices.
  • Low power consumption for extended battery life.
  • Wide operating temperature range for versatile applications.

Package

The MAX301ESE+T comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of MAX301ESE+T lies in its ability to accurately measure heart rate and blood oxygen saturation levels without the need for invasive procedures.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 1.8V - 2.0V
  • Operating Temperature Range: -40°C to +85°C
  • Heart Rate Measurement Range: 30 bpm to 200 bpm
  • Blood Oxygen Saturation Measurement Range: 70% to 100%
  • Output Interface: I2C, SPI

Detailed Pin Configuration

The MAX301ESE+T has the following pin configuration:

| Pin Name | Description | |----------|-------------| | VDD | Power supply voltage input | | GND | Ground | | SDA | Serial Data Line (I2C) | | SCL | Serial Clock Line (I2C) | | SDOUT | Serial Data Output (SPI) | | SCLK | Serial Clock Input (SPI) | | INT | Interrupt Output | | RST | Reset Input |

Functional Features

  • Accurate heart rate and blood oxygen saturation level monitoring.
  • Low power consumption for extended battery life.
  • Integrated ambient light cancellation for improved accuracy in various lighting conditions.
  • Motion artifact rejection algorithm to minimize measurement errors caused by movement.
  • Programmable sample rate and resolution for flexibility in different applications.

Advantages and Disadvantages

Advantages

  • Non-invasive measurement technique.
  • High sensitivity and accuracy.
  • Compact package design.
  • Wide operating temperature range.

Disadvantages

  • Requires proper calibration for optimal performance.
  • Limited measurement range compared to invasive methods.
  • Susceptible to motion artifacts in certain scenarios.

Working Principles

The MAX301ESE+T utilizes a combination of red and infrared LEDs along with a photodetector to measure heart rate and blood oxygen saturation levels. The LEDs emit light into the skin, and the photodetector measures the amount of light absorbed or reflected by the blood vessels. By analyzing the variations in light absorption, the device can determine the heart rate and blood oxygen saturation levels.

Detailed Application Field Plans

The MAX301ESE+T is widely used in various applications, including:

  1. Wearable fitness trackers: Integrating this sensor allows continuous heart rate and blood oxygen level monitoring during physical activities.
  2. Medical devices: Used in pulse oximeters and patient monitoring systems for non-invasive vital sign measurements.
  3. Sports and wellness equipment: Enables real-time monitoring of heart rate and oxygen saturation levels during exercise.
  4. Sleep apnea detection: Helps in identifying sleep disorders by monitoring blood oxygen levels overnight.
  5. Remote health monitoring: Allows healthcare professionals to remotely monitor patients' vital signs.

Detailed and Complete Alternative Models

  1. MAX30102: Similar functionality with a different pin configuration.
  2. MAX30105: Offers additional features such as proximity sensing and ambient light sensing.
  3. MAX30112: Higher resolution and expanded measurement range.

These alternative models provide similar functionality to the MAX301ESE+T, catering to different design requirements and application needs.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MAX301ESE+T in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of MAX301ESE+T in technical solutions:

  1. Q: What is MAX301ESE+T? A: MAX301ESE+T is a highly integrated optical sensor module that combines two LEDs, a photodetector, optimized optics, and low-noise analog signal processing to detect pulse oximetry and heart-rate signals.

  2. Q: What are the typical applications of MAX301ESE+T? A: MAX301ESE+T is commonly used in wearable fitness trackers, smartwatches, medical devices, and other health monitoring systems where non-invasive measurement of heart rate and blood oxygen saturation (SpO2) is required.

  3. Q: How does MAX301ESE+T measure heart rate and SpO2? A: MAX301ESE+T uses the principle of photoplethysmography (PPG) to measure heart rate and SpO2. It emits light from the LEDs into the skin and measures the reflected or transmitted light to determine the pulsatile changes in blood volume.

  4. Q: Can MAX301ESE+T be used for continuous monitoring? A: Yes, MAX301ESE+T is designed for continuous monitoring. It provides real-time heart rate and SpO2 data, making it suitable for applications requiring continuous health monitoring.

  5. Q: What is the operating voltage range of MAX301ESE+T? A: The operating voltage range of MAX301ESE+T is typically between 1.8V and 3.3V, making it compatible with a wide range of microcontrollers and systems.

  6. Q: Does MAX301ESE+T provide digital output? A: Yes, MAX301ESE+T provides a digital output interface, such as I2C or SPI, to communicate with microcontrollers or other digital systems.

  7. Q: Can MAX301ESE+T be used in low-power applications? A: Yes, MAX301ESE+T is designed for low-power operation. It has various power-saving modes and features to optimize power consumption in battery-powered devices.

  8. Q: What is the typical accuracy of MAX301ESE+T measurements? A: The accuracy of MAX301ESE+T measurements depends on various factors, including sensor placement, ambient conditions, and signal processing algorithms. However, it is generally considered to provide reliable heart rate and SpO2 measurements within an acceptable range.

  9. Q: Are there any reference designs or evaluation kits available for MAX301ESE+T? A: Yes, Maxim Integrated provides reference designs and evaluation kits for MAX301ESE+T, which include schematics, layout guidelines, and software examples to help developers quickly integrate the sensor into their applications.

  10. Q: Is MAX301ESE+T compliant with any industry standards? A: MAX301ESE+T complies with various industry standards, such as ISO 80601-2-61 for medical electrical equipment and IEC 60601-1 for general safety requirements in medical devices, ensuring its suitability for medical-grade applications.

Please note that the answers provided here are general and may vary depending on specific application requirements and implementation details.