常用的电阻、电容的种类和应用场合?谢谢大家

2025-03-16 17:00:55
推荐回答(1个)
回答1:

电阻的
a.按阻值特性:固定电阻、可调电阻、特种电阻(敏感
电阻)
.
不能调节的,我们称之为固定电阻,而可以调节的,我们称之为可调电阻.常见的例如收音机音量调节的,主要应用于电压分配的,我们称之为电位器.
b.按制造材料:碳膜电阻、金属膜电阻、线绕电阻,捷比信电阻,薄膜电阻等.
C.按安装方式:
插件电阻、贴片电阻
d.按功能分:负载电阻,采样电阻,分流电阻,保护电阻等
电容的
1.电解电容
2.固态电容
3.陶瓷电容
4.钽电解电容
5.云母电容
6.玻璃釉电容
7.聚苯乙烯电容
8.玻璃膜电容
9.合金电解电容
10.绦纶电容
11.聚丙烯电容
12.泥电解
13.有极性有机薄膜电容
14.铝电解电容
电容器应用在高压场合时,必须注意电晕的影响。电晕是由于在介质/电极层之间存在空隙而产生的,它除了可以产生损坏设备的寄生信号外,还会导致电容器介质击穿。在交流或脉动条件下,电晕特别容易发生。对于所有的电容器,在使用中应保证直流电压与交流峰值电压之和不的超过直流电压额定值。

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