Passive NFC Temperature Patch Reference Design

This design is right for purposes that require correct temperature monitoring, notably for human pores and skin, and permits the switch of temperature knowledge to an NFC receiver, akin to an NFC-enabled smartphone. 

The Passive NFC Temperature Patch represents a big development in wearable well being expertise, providing a seamless and environment friendly method to monitor physique temperature repeatedly. In contrast to conventional thermometers, this progressive patch makes use of Close to Discipline Communication (NFC) expertise to transmit temperature knowledge to suitable units with out the necessity for batteries. Its light-weight, versatile design ensures consolation and ease of use, making it excellent for each medical settings and on a regular basis private well being monitoring. With its means to supply real-time temperature monitoring and its integration with good well being purposes, the Passive NFC Temperature Patch is ready to revolutionize how we handle and perceive our well being.

The TIDA-00721 by Texas Devices is Passive NFC Temperature Patch Reference Design gives a complicated answer for exact temperature measurement utilizing a passive NFC tag in a versatile patch kind issue. This technique is constructed with a number of key parts to make sure excessive accuracy and dependable efficiency. Central to the system is the LMT70, a high-accuracy analog temperature sensor famend for its exact temperature readings. This sensor successfully captures the native temperature, offering the mandatory knowledge for correct monitoring.

The temperature knowledge collected by the LMT70 is then transformed from analog to digital utilizing the ADS1113, a 16-bit Sigma-Delta analog-to-digital converter (ADC). This ADC ensures that the temperature alerts are digitized with excessive decision and accuracy, sustaining the integrity of the info. As soon as digitized, the temperature knowledge is managed by the MSP430G2403 microcontroller. This low-power mixed-signal microcontroller is liable for storing the digitized knowledge and getting ready it for transmission. The microcontroller performs a vital function in making certain that the info is dealt with effectively and precisely.

The saved temperature knowledge is then transmitted through the RF430CL330H, a dynamic NFC interface transponder. This element packages the info into the NFC protocol, making certain seamless knowledge switch to an NFC-enabled reader, akin to a smartphone. This step is crucial for the dependable communication of temperature knowledge between the patch and the receiver. An built-in PCB antenna is included within the design to facilitate NFC communication, making the patch simple to make use of and implement. Moreover, probe contacts are integrated for programming or troubleshooting functions, including to the design’s flexibility and utility in numerous purposes.

– Commercial –

This design is very versatile and finds purposes throughout a variety of industries. Within the industrial sector, it’s well-suited for units akin to blood glucose displays, CPAP machines, CT detector modules, steady glucose monitor aggregators, ECG patches, and extra. These purposes profit from the design’s means to make sure correct temperature readings for calibration, performance, and affected person monitoring. In private electronics, the design is especially helpful for good trackers, enhancing the accuracy of exercise and health monitoring by incorporating exact temperature measurements. This makes it a invaluable software for shoppers trying to monitor their well being and health extra precisely.

The Reference Design stands out for its accuracy, integration, and ease of use. By leveraging the capabilities of the LMT70 temperature sensor, ADS1113 ADC, MSP430G2403 microcontroller, and RF430CL330H NFC transponder, this reference design ensures dependable and correct temperature knowledge transmission via a easy but efficient NFC interface. This makes it a useful software in each industrial and private electronics purposes, offering a classy answer for exact temperature monitoring.

TI has examined this reference design. It comes with a invoice of supplies (BOM), schematics, and so on. You’ll find extra knowledge in regards to the reference design on the corporate’s web site. To learn extra about this reference design, click on right here.