MAX3012EUP+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Optical Sensor for Heart Rate and Pulse Oximetry Applications
• Characteristics:
  • High sensitivity and accuracy
  • Low power consumption
  • Small package size
  • Easy integration into various devices
• Package: 20-TSSOP (Thin Shrink Small Outline Package)
• Essence: The MAX3012EUP+T is a highly efficient optical sensor designed for heart rate monitoring and pulse oximetry applications. It offers accurate readings with low power consumption, making it suitable for portable medical devices.
• Packaging/Quantity: The MAX3012EUP+T is available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage: 1.8V to 3.3V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Digital (I²C Interface)
• LED Current: Up to 50mA
• Photodiode Input Current: ±50µA
• Sampling Rate: Up to 3200 samples per second
• Integrated Ambient Light Cancellation
• Low Power Shutdown Mode

Pin Configuration

The MAX3012EUP+T has a total of 20 pins. Here is the detailed pin configuration:

1. VDD: Power supply voltage
2. GND: Ground
3. SDA: I²C data line
4. SCL: I²C clock line
5. INT: Interrupt output
6. RD: Red LED cathode
7. RG: Red LED anode
8. IRD: Infrared LED cathode
9. IRG: Infrared LED anode
10. PD: Photodiode cathode
11. PG: Photodiode anode
12. REF: Reference voltage
13. AGND: Analog ground
14. AVDD: Analog power supply voltage
15. VLED: LED power supply voltage
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection

Functional Features

• High sensitivity and accuracy in heart rate and pulse oximetry measurements
• Integrated ambient light cancellation for improved accuracy in various lighting conditions
• Low power consumption, suitable for battery-powered devices
• I²C interface for easy integration with microcontrollers
• Interrupt output for real-time data processing
• Compact package size for space-constrained applications

Advantages and Disadvantages

Advantages: - High sensitivity and accuracy in heart rate and pulse oximetry measurements - Low power consumption - Easy integration into various devices - Compact package size

Disadvantages: - Limited availability of alternative models - Relatively high cost compared to some other optical sensors

Working Principles

The MAX3012EUP+T utilizes a combination of red and infrared LEDs along with a photodiode to measure heart rate and blood oxygen saturation levels. The LEDs emit light into the skin, and the photodiode detects the amount of light that is absorbed or reflected back. By analyzing the changes in light absorption, the sensor can determine the heart rate and oxygen saturation levels.

Application Field Plans

The MAX3012EUP+T is widely used in various medical and fitness devices, including: - Wearable fitness trackers - Smartwatches - Pulse oximeters - Heart rate monitors - Medical diagnostic devices

Alternative Models

While the MAX3012EUP+T is a highly efficient optical sensor, there are a few alternative models available in the market that offer similar functionality. Some of the notable alternatives include: - MAX30102: Similar specifications and features, but with a different package size (14-TDFN) - ADPD188BI: Optical sensor with integrated photodiode and LED driver - BH1792GLC: Compact optical sensor with low power consumption

These alternative models can be considered based on specific application requirements and availability.

In conclusion, the MAX3012EUP+T is a highly sensitive and accurate optical sensor designed for heart rate monitoring and pulse oximetry applications. With its low power consumption and compact package size, it offers easy integration into various devices. While there are a few alternative models available, the MAX3012EUP+T remains a popular choice in the medical and fitness industry.