NTC10K B值3435与3950的区别
2023-11-20 09:22:51
admin
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NTC 10K 3435与3950的区别主是B值上的区别，在阻值为10KΩ的NTC热敏电阻中，最常见的B值就是3435和3950这两个参数。
NTC热敏电阻的“b”值或β值表示曲线的形状，表示NTC热敏电阻的电阻和温度之间的关系。计算β值是元件选择过程中至关重要的一步，因为它给出了给定温度下的特性与特定应用的电阻。
下表给出10K的ntc B值在3435及3950时的阻值有什么差异。同样标称阻为10K的情况下，B值不同，在同样的温度之下它们的阻值大小也会有所不同。
| 温度T | B值3435 | B值3950 |
| 0 | 27.4936 | 32.7547 |
| 1 | 26.3245 | 31.1243 |
| 2 | 25.2119 | 29.5847 |
| 3 | 24.1527 | 28.1301 |
| 4 | 23.1442 | 26.7556 |
| 5 | 22.1835 | 25.4562 |
| 6 | 21.2682 | 24.2274 |
| 7 | 20.3959 | 23.065 |
| 8 | 19.5644 | 21.965 |
| 9 | 18.7714 | 20.9239 |
| 10 | 18.0151 | 19.938 |
| 11 | 17.2935 | 19.0041 |
| 12 | 16.6048 | 18.1193 |
| 13 | 15.9475 | 17.2807 |
| 14 | 15.3198 | 16.4857 |
| 15 | 14.7203 | 15.7317 |
| 16 | 14.1475 | 15.0164 |
| 17 | 13.6003 | 14.3376 |
| 18 | 13.0772 | 13.6933 |
| 19 | 12.5771 | 13.0816 |
| 20 | 12.0988 | 12.5005 |
| 21 | 11.6413 | 11.9485 |
| 22 | 11.2037 | 11.4239 |
| 23 | 10.7848 | 10.9252 |
| 24 | 10.3839 | 10.451 |
| 25 | 10 | 10 |
| 26 | 9.6324 | 9.5709 |
| 27 | 9.2802 | 9.1626 |
| 28 | 8.9428 | 8.7738 |
| 29 | 8.6195 | 8.4037 |
| 30 | 8.3096 | 8.0512 |
| 31 | 8.0124 | 7.7154 |
| 32 | 7.7275 | 7.3953 |
| 33 | 7.4541 | 7.0903 |
| 34 | 7.1919 | 6.7995 |
| 35 | 6.9403 | 6.5221 |
| 36 | 6.6987 | 6.2576 |
| 37 | 6.4669 | 6.0051 |
| 38 | 6.2442 | 5.7642 |
| 39 | 6.0304 | 5.5342 |
| 40 | 5.825 | 5.3146 |
| 41 | 5.6276 | 5.1049 |
| 42 | 5.438 | 4.9045 |
| 43 | 5.2557 | 4.713 |
| 44 | 5.0804 | 4.53 |
| 45 | 4.9119 | 4.3551 |
| 46 | 4.7498 | 4.1878 |
| 47 | 4.5939 | 4.0278 |
| 48 | 4.4439 | 3.8748 |
| 49 | 4.2995 | 3.7283 |
| 50 | 4.1605 | 3.5882 |
| 51 | 4.0268 | 3.454 |
| 52 | 3.898 | 3.3255 |
| 53 | 3.7739 | 3.2025 |
| 54 | 3.6544 | 3.0846 |
| 55 | 3.5393 | 2.9717 |
| 56 | 3.4284 | 2.8635 |
| 57 | 3.3215 | 2.7597 |
| 58 | 3.2185 | 2.6603 |
| 59 | 3.1191 | 2.5649 |
| 60 | 3.0234 | 2.4734 |
| 61 | 2.931 | 2.3856 |
| 62 | 2.8419 | 2.3014 |
| 63 | 2.7559 | 2.2206 |
| 64 | 2.6729 | 2.1431 |
| 65 | 2.5929 | 2.0686 |
| 66 | 2.5156 | 1.997 |
| 67 | 2.441 | 1.9283 |
| 68 | 2.369 | 1.8623 |
| 69 | 2.2994 | 1.7989 |
| 70 | 2.2322 | 1.738 |