10K负温度系数热敏电阻(NTC)温度与阻值对应关系表
2011-04-12 17:06阅读:
| 已知条件 |
B常数 |
3380 |
单位 |
k |
创建人:LXF
日期:2008-6-11 |
| R值 |
10 |
| 计算公式:Rt
=R*EXP(B*(1/T1-1/T2) |
说明:1、Rt
是热敏电阻在T1温度下的阻值;
2、R是热敏电阻在T2常温下的标称阻值;
3、B值是热敏电阻的重要参数; |
pan >
4、EXP是e的n次方;
5、这里T1和T2指的是K度即开尔文温度,K度=273.15(绝对温度)+摄氏度;
| 温度T1 |
阻值Rt |
温度T1 |
阻值Rt |
温度T1 |
阻值Rt |
温度T1 |
阻值Rt |
| -40 |
235.83075593 |
2 |
25.795966881 |
44 |
5.070437823 |
86 |
1.4580779678 |
| -39 |
221.67240981 |
3 |
24.673611964 |
45 |
4.9034011598 |
87 |
1.4204703156 |
| -38 |
208.47382602 |
4 |
23.607666567 |
46 |
4.7428627464 |
88 |
1.3840329328 |
| -37 |
196.16305694 |
5 |
22.594945784 |
47 |
4.5885344983 |
89 |
1.3487237721 |
| -36 |
184.67403487 |
6 |
21.632463086 |
48 |
4.4401425688 |
90 |
1.314502486 |
| -35 |
173.94605364 |
7 |
20.717416866 |
49 |
4.2974265762 |
91 |
1.2813303512 |
| -34 |
163.92329912 |
8 |
19.847177965 |
50 |
4.1601388769 |
92 |
1.2491701959 |
| -33 |
154.55442376 |
9 |
19.019278111 |
51 |
4.028043881 |
93 |
1.2179863314 |
| -32 |
145.79216068 |
10 |
18.231399185 |
52 |
3.9009174074 |
94 |
1.1877444861 |
| -31 |
137.59297352 |
11 |
17.481363273 |
53 |
3.7785460774 |
95 |
1.1584117439 |
| -30 |
129.91673843 |
12 |
16.767123414 |
54 |
3.6607267421 |
96 |
1.1299564843 |
| -29 |
122.72645506 |
13 |
16.086755023 |
55 |
3.5472659437 |
97 |
1.1023483265 |
| -28 |
115.9879839 |
14 |
15.438447903 |
56 |
3.4379794071 |
98 |
1.075558075 |
| -27 |
109.66980711 |
15 |
14.820498836 |
57 |
3.3326915609 |
99 |
1.0495576687 |
| -26 |
103.74281093 |
16 |
14.231304683 |
58 |
3.2312350849 |
100 |
1.0243201323 |
| -25 |
98.180087362 |
17 |
13.669355966 |
59 |
3.1334504839 |
101 |
0.99981952932 |
| -24 |
92.956753436 |
18 |
13.133230897 |
60 |
3.0391856852 |
102 |
0.97603091812 |
| -23 |
88.049786313 |
19 |
12.621589814 |
61 |
2.9482956581 |
103 |
0.95293030945 |
| -22 |
83.437872835 |
20 |
12.133170007 |
62 |
2.8606420555 |
104 |
0.93049462625 |
| -21 |
79.1012721 |
21 |
11.666780884 |
63 |
2.7760928748 |
105 |
0.90870166515 |
| -20 |
75.021689902 |
22 |
11.221299475 |
64 |
2.6945221372 |
106 |
0.88753005982 |
| -19 |
71.182163924 |
23 |
10.795666238 |
65 |
2.6158095855 |
107 |
0.86695924602 |
| -18 |
67.566958717 |
24 |
10.388881138 |
66 |
2.539840398 |
108 |
0.84696942817 |
| -17 |
64.161469566 |
25 |
10 |
67 |
2.4665049172 |
109 |
0.8275415475 |
| -16 |
60.952134444 |
26 |
9.628131096 |
68 |
2.3956983947 |
110 |
0.80865725166 |
| -15 |
57.926353332 |
27 |
9.2724319585 |
69 |
2.3273207488 |
111 |
0.79029886564 |
| -14 |
55.072414241 |
28 |
8.9321064055 |
70 |
2.261276335 |
112 |
0.77244936406 |
| -13 |
52.379425349 |
29 |
8.6064017588 |
71 |
2.19747373 |
113 |
0.75509234467 |
| -12 |
49.837252709 |
30 |
8.2946062436 |
72 |
2.1358255255 |
114 |
0.73821200302 |
| -11 |
47.436463044 |
31 |
7.9960465557 |
73 |
2.0762481341 |
115 |
0.72179310832 |
| -10 |
45.168271181 |
32 |
7.710085586 |
74 |
2.0186616054 |
116 |
0.70582098028 |
| -9 |
43.024491729 |
33 |
7.4361202907 |
75 |
1.9629894509 |
117 |
0.69028146703 |
| -8 |
40.997494622 |
34 |
7.1735796969 |
76 |
1.9091584793 |
118 |
0.67516092404 |
| -7 |
39.080164223 |
35 |
6.9219230346 |
77 |
1.8570986391 |
119 |
0.66044619385 |
| -6 |
37.26586165 |
36 |
6.6806379874 |
78 |
1.8067428702 |
120 |
0.64612458683 |
| -5 |
35.54839008 |
37 |
6.4492390516 |
79 |
1.7580269629 |
121 |
0.63218386263 |
| -4 |
33.921962772 |
38 |
6.2272659994 |
80 |
1.7108894244 |
122 |
0.61861221257 |
| -3 |
32.381173574 |
39 |
6.0142824362 |
81 |
1.6652713514 |
123 |
0.60539824268 |
| -2 |
30.920969714 |
40 |
5.809874448 |
82 |
1.62111631 |
124 |
0.59253095752 |
| -1 |
29.536626693 |
41 |
5.6136493318 |
83 |
1.5783702214 |
125 |
0.57999974472 |
| 0 |
28.223725086 |
42 |
5.4252344036 |
84 |
1.5369812533 |
126 |
0.56779436007 |
| 1 |
26.978129124 |
43 |
5.2442758792 |
85 |
1.4968997166 |
127 |
0.55590491342 |
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