What are the development advantages of the domestic circuit protection components industry?
What are the development advantages of the domestic circuit protection components industry? In recent years, electronic...
GRACE Electronics Application Solution Recommendation--Tablet Battery Temperature Detection NTC Solution
要测量温度，我们需要知道NTC热敏电阻的阻值，这通常无法直接获得。但我们可以通过测量NTC热敏电阻上的分压来间接得到这个值。根据欧姆定律，R…
GRACE Electronics application solution recommends ---- TWS earphone charging bin NTC solution
可锐（GRACE）电子精心打造的NTC热敏电阻以其优秀的可靠性和稳定性在业界著称。我司的NTC热敏电阻产品采用先进的材料科学和制造工艺，确保…
GRACE 2024 Fresh Graduates' Sintering Placement Competition Achieves Complete Success
GRACE Electronics News: Recently, in order to further enhance the professional skills of fresh graduates and stimulate innovation vitality, Ke Rui Electronics successfully held a unique production sintering product placement competition.
Overvoltage protection scheme for LED lighting fixtures
LED灯具以其高效率、稳定性和节能特性，在照明、显示和信号指示等领域得到了广泛应用。然而，由于LED的工作环境多变，特别是在户外使用时，驱动…
Application scenarios of varistors
Varistors are widely used in power circuits, communication equipment, household appliances, and industrial control systems, mainly for lightning protection and overvoltage protection.
Introduction to Varistors
压敏电阻（Voltage Dependent Resistor，简称VDR），也被称为Varistor，是一种特殊的电阻器件，它展现出非线性…
Working principle of varistor
压敏电阻是使用陶瓷工艺制作而成，它内部的微观结构中包含氧化锌的晶粒以及晶界。晶粒因为内部晶体分子排列非常整齐，所以电阻率很低；晶界的电阻率却…
Electrical performance parameters of varistors
根据电流通过截面积不同，也有在不同情况下，采用0.1mA、10mA测量压敏电压。目前片式压敏电阻器均采用1mA直流电流进行测试。
Common application circuits of thermistor
如下图所示，NTC热敏电阻（Rv）与一个精密的测量电阻（Rm）串联，构成了一个基础的分压电路。这个电路中的参考电压VCC通过电阻分压，产生一…