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  • Home
  • About us
    • About us
    • Company Culture
  • Products
    • GRACE automotive electronics series
      • AKRMV Automotive varistors
      • AKNTC Automotive NTC thermistors
    • NTC Thermistor
      • NTC-Thermometry Sensing
      • PTC-For Over Current Protection
      • PTC-For Overheat Sensing
    • Chip Varistors
      • For ESD Protection
      • For Surge Protection
    • ESD Suppressors
    • Chip Ferrite Beads
      • For Signal Lines
      • For Audio Lines
      • For Power Lines
    • Inductors
      • Multilayer Chip HighFrequency Inductor
      • Multilayer Chip Power Inductor
      • Wire Wound SMD PowerInductors(Unibody)
      • Wire Wound SMD PowerInductors(Magnetic Shielded)
      • Wire Wound SMD PowerInductors(Open Magnetic)
    • A list of historical models
      • KRVA series Varistors
      • KRVB series Varistors
      • KRVD series Varistors
      • KRVV series Varistors
      • NTC Thermistor
      • PTC-P series thermistors
      • PTC-S series thermistors
  • Support
    • Technical Articles
    • Application Guide
      • Auto
      • Electronics
      • Communication Equipment
      • Device
      • Medical Equipment
      • Industrial Equipment/New Energy
    • Technical Program
    • FAQ
      • All Questions
      • Chip Varistors
      • NTC Thermistor
      • ESD Suppressors
      • Chip Ferrite Beads
      • Inductors
      • Other
    • Sample Request
  • News
    • Company News
    • Industry Trends
  • Contact Us
  • Join us

作者归档:Gracevn

Introduction to Varistors

Technical Articles作者:Gracevn2024-10-09

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

Technical Articles作者:Gracevn2024-10-09

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

Technical Articles作者:Gracevn2024-10-09

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

Technical Articles作者:Gracevn2024-10-09

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…

Working principle of polymer electrostatic suppressor

Technical Articles作者:Gracevn2024-10-09

聚合物 ESD 抑制器(PESD) 主要应用导电聚合物复合材料的非线性伏安特性的原理,对电子 电路进行 ESD防护,其正常为高阻抗状态。

The impact of capacitance on ESD

Technical Articles作者:Gracevn2024-10-09

如果只从电容的ESD特性来考虑,需要确保电容两端的电压不超过其击穿电压。然而,在一些特定的电路设计中,由电容和电阻构成的RC网络在ESD事件…

Parameters and characteristics of PTC thermistor

Technical Articles作者:Gracevn2024-10-09

Switch temperature:开关温度,也称居里温度,达到这个温度时,电阻值呈现阶跃性增加,即当阻值升至2倍最小电阻值(Rmin)时…

Working principle of PTC

Technical Articles作者:Gracevn2024-10-09

PTC(Positive Temperature Coefficient),正温度系数热敏电阻,是一种典型具有温度敏感性的半导体电阻,超过一…

PTC product application

Technical Articles作者:Gracevn2024-10-09

PTC器件能够串联在电源与负载之间,充当一种可重置的保险丝,如下图所示。在正常工作条件下,PTC器件的电阻值保持恒定,当电路中出现异常过流时…

NTC working principle

Technical Articles作者:Gracevn2024-10-09

NTC热敏电阻(Negative Temperature Coefficient) ,是一种随温度升高电阻值降低的热敏元件。主要由锰(Mn)…

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