In view of the influence of temperature on the performance of time-domain temperature sensor circuit, corresponding improvements have been made. First, according to the qualitative relationship between the temperature coefficient and the tra....
The time domain temperature sensor first needs to convert the temperature information into time information, and the ring oscillator is a way to convert the temperature into a time domain variable. According to the literature, the delay of t....
Simulation of sensor circuit power consumption and power density calculation results In this design, the measurement error of the predetermined measurement range from 50 C to 100 C is less than -2.8 to 3.8 C. The adjusted TDC power consumpt....
Temperature sensor means able to feel the temperature sensor and converted into a usable output signal. The temperature sensor is the core part of the temperature measuring instrument and has a wide variety. According to the measurement met....
Since the advent of integrated circuits, IC temperature sensors have been part of the device design. Designers try their best to reduce the effects of temperature on the chip system. The integrated temperature sensor can easily solve most pr....
Keywords: PTC , NTC, lithium battery Among many lithium ion protection schemes, multi-level protection schemes have been widely adopted to obtain high safety of lithium ion batteries. Usually multi-level protection includes active and passiv....
1.1 Model design (1) Parameter calculation: The central operating frequency fc of the system is 915 MHz, and the calculation formula of the central working wavelength c is: The characteristics of the helical antenna are determined by D . In....
In many power equipments, due to the installation process and aging, etc., the contact resistance of the power line contacts becomes large, which in turn causes the temperature to rise, and in severe cases, the contacts are blown, causing po....
To ensure proper operation of power semiconductor components, logic components, microcontrollers, and processors, overheating must be avoided. With its compact size (such as the EIA0402), the new SMD NTC thermistors can be placed directly ad....
In LED lighting systems, SMD NTC thermistors can help achieve higher luminous efficiency and extend the life of LEDs. The efficiency of the LED source is highly dependent on the temperature of the semiconductor junction. Because of the extre....