TIDA-00824, Human Skin Temperature Sensing for Wearable Applications Reference Design

Reference Design using part LMT70YFQR by Texas Instruments

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TIDA-00824 Image (Sheet 1 of 6)
Main PCB Specification (Sheet 2 of 6)
Remote PCB Specification (Sheet 3 of 6)
TIDA-00824 Block Diagram (Sheet 4 of 6)
Main Schematic (Sheet 5 of 6)
Remote Schematic (Sheet 6 of 6)
Image 1 / 6

Manufacturer

Texas Instruments
  • Application Category
    Sensors and Transducers
  • Product Type
    Sensors-Transducers Signal Conditioning

Associated Documents

For End Products

  • Smart Watch
  • Wearable Electronics

Description

  • TIDA-00824, Human Skin Temperature Sensing for Wearable Applications Reference Design. The TIDA-00824 features the LMT70 analog temperature sensor for measuring human skin temperature. This design features how to mechanically mount the temperature sensor for best thermal conductivity. Signal path considerations on how to achieve greater than 0.1C accuracy is also discussed in this design

Featured Parts (4)

Featured Parts
Part Number Manufacturer Type Description
ADS1115IRUGR Texas Instruments Analog to Digital Converters - ADCs 4-Channel Single ADC Delta-Sigma 860sps 16-bit Serial 10-Pin X2QFN T/R Buy
FC-12M 32.7680KA-A3 Seiko Epson Corporation Crystals Crystal 0.032768MHz ±20ppm (Tol) 12.5pF FUND 90000Ohm 2-Pin CSMD T/R Buy
MSP430G2553IRHB32R Texas Instruments Microcontrollers - MCUs MCU 16-bit MSP430 RISC 16KB Flash 2.5V/3.3V 32-Pin VQFN EP T/R Buy
LMT70YFQR Texas Instruments Temperature and Humidity Sensors Temperature Sensor Analog Medical 4-Pin DSBGA T/R Buy

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