选用电阻时常有阻值选择的问题,往往遇到选用的阻值是不常用电阻,或特殊阻值很难制造的贴片、插件电阻。为解决此类问题,现将精密电阻常规阻值做以下归类,相关表述只是部分常规电阻,不表示列表以外的阻值不能被制造出来。
以下是电子产品中常用电阻标准阻值常用数字列举如下:
100,101,102,104,105,106,107,110,111,113,114,115,117,118,120,121,123,124,
126,127,129,130,132,133,135,137,138,140,142,143,145,147,149,150,152,154,
156,158,160,162,164,165,167,169,172,174,176,178,180,182,184,187,189,191,
193,196,198;200,203,205,208,210,213,215,218,220,221,223,226,229,232,
234,237,240,243,246,249,252,255,258,261,264,267,270,271,274,277,280,284,
287,291,294,298;300,301,305,309,312,316,320,324,328,330,332,336,340,344,348,352,
357,360,361,365,370,374,379,383,388,390,392,397,400,402,407,412,
417,422,427,432,437,442,448,453,459,464,470,475,481,487,493,499;
500,505,511,517,523,530,536,542,549,556,562,569,576,583,590,597;
600,604,612,619,626,634,642,649,657,665,673,681,690,698;
700,706,715,723,732,741,750,759,768,777,787,796;
800,806,816,825,835,845,856,866,876,887,898;
900,909,920,931,942,953,965,976,988;
插件高精度电阻
插件高精度电阻
以上数字是常用电阻标准阻值阻值常用数字。数字无单位,如383,表示38.3欧姆,383欧姆,3830欧姆,38.3K欧姆等等均可(电阻单位如Ω欧姆,mΩ毫欧,KΩ千欧,MΩ兆欧等)!