推荐回答(2个)
470 = 47Ω
103 = 10kΩ
224 = 220kΩ
(2) 小于10欧姆的电阻的标注
用R代表单位为欧姆的电阻小数点,用m代表单位为毫欧姆的电阻小数点
例如
1R0 = 1.0Ω
R20 = 0.20Ω
5R1 = 5.1Ω
R007 = 7.0mΩ
4m7 = 4.7mΩ
2.E-96标注方法
E-96标注法有三位有效数字,精度在±1%(-F)
(1) 常用电阻标注
XXXY XXX代表底数,Y代表指数
例如
4700 = 470Ω
1003 = 100kΩ
2203 = 220kΩ
(2) 小于10欧姆的电阻的标注
用R代表单位为欧姆的电阻小数点,用m代表单位为毫欧姆的电阻小数点
例如
1R00 = 1.00Ω
R200 = 0.200Ω
5R10 = 5.10Ω
R007 = 7.00mΩ
4m70 = 4.70mΩ
(3) E-96 Multiplier Code标注法
XXY
XX 代表底数的代码,具体数值可从Multiplier Code表中查找
Y 代表指数的代码,具体数值也要从Multiplier Code表中查找
例如:
18A = 150Ω
02C = 10.2kΩ
E96系列电阻规格表( Multiplier Code)
来源:新手电子网 作者:本站原创 编辑:本站编辑 时间:2007-06-22 点击:650次
关键词:E96 系列 电阻 规格表 精度 误差 ±1%
E代表指数间隔的意思,96表示有96种数字系列
E96系列的电阻格误差较小,有96个基本数,此种规格常用精度要求较高的场合
E96系列电阻规格表
E96数值系列
基本数值 允许偏差 说明
100 ±1%
精度高,成本也高
例如一个贴片电阻上写着01C 那是 102*10^2 即10K
A=10 ;B=100;C=1000;依次类推
01=100;02=102;03=105;。。。。22= 165;依次
100 01
102 02
105 03
107 04
110
113
115
118
121
124
127
130
133
137
140
143
147
150
154
158
162
165 22
169
174
178
182
187
191
196
200
205
210
215
221
226
232
237
243
249
255
261
267
274
280
287
294
301
309
316
324
332
340
348
357
365
374
383
392
402
412
422
432
442
453
464
475
487
499
511
523
536
549
562
576
590
604
619
634
649
665
681
698
715
732
750
768
787
806
825
845
866
887
909
931
953
976 096
E6、E12、E24、E48、E96、E192系列电阻说明
来源:新手电子网 作者:本站原创 编辑:本站编辑 时间:2007-06-22 点击:748次
关键词:E6 E12 E24 E48 E96 E192 电阻意思
E6、E12、E24、E48、E96、E192系列电阻说明
逗 E 地表示逗指数间距地(Exponential Spacing)
在上个20世纪的电子管时代,电子元器件厂商为了便于元件规格的管理和选用、大规模生产的电阻符合标准化的要求,同时也为了使电阻的规格不致太多,协商采用了统一的标准组成元件的数值。
它的基础是宽容一部定的误差,并以指数间距为标准规格。
这种标准已在国际上广泛采用,这一系列的阻值就叫做电阻的标称阻值。
电阻的标称阻值分为E6、E12、E24、E48、E96、E192六大系列,分别适用于允许偏差为±20%、±10%、±5%、±2%、±1%和±0.5%的电阻器。其中E24系列为常用数系,E48、E96、E192系列为高精密电阻数系
E6系列电阻标称阻值,对应允许偏差为±20%
E12系列电阻标称阻值,对应允许偏差为±10%
E24系列电阻标称阻值,对应允许偏差为±5%
E48系列电阻标称阻值,对应允许偏差为±2%
E96系列电阻标称阻值,对应允许偏差为±1%
E192系列电阻标称阻值,对应允许偏差为±0.5%, ±0.25%, ±0.1%
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