Tables of Resistance vs Temperature
Material code B (K)
T
(°C)
QA 4250
TF (%)
R 4400
TF (%)
RA 4380
TF (%)
T
(°C)
R (T) / R25
α (%/°C)
R (T) / R25
α (%/°C)
R (T) / R25
α (%/°C)
- 55
- 50
- 45
- 40
1101.8
71.33
50.51
36.14
8.3
7.2
6.2
5.3
- 7.36
- 7.13
- 6.91
- 6.70
113.9
79.69
56.29
40.12
25.9
22.4
19.2
16.4
- 7.42
- 7.22
- 7.03
- 6.84
110.7
77.22
54.43
38.76
8.6
7.4
6.4
5.5
- 7.53
- 7.29
- 7.07
- 6.85
- 55
- 50
- 45
- 40
- 35
- 30
- 25
- 20
26.11
19.05
14.02
10.41
4.5
3.8
3.2
2.6
- 6.50
- 6.31
- 6.12
- 5.85
28.85
20.92
15.29
11.27
14.0
11.8
9.8
- 6.66
- 6.48
- 6.31
- 6.14
27.86
20.22
14.81
10.94
4.6
3.9
3.3
2.7
- 6.65
- 6.46
- 6.27
- 6.09
- 35
- 30
- 25
- 20
8.1
- 15
- 10
- 5
0
7.791
5.879
4.470
3.424
2.1
1.7
1.3
1.0
- 5.78
- 5.62
- 5.46
- 5.31
8.367
6.260
4.719
3.583
6.6
5.3
4.1
3.1
- 5.98
- 5.83
- 5.67
- 5.53
8.143
6.112
4.622
3.522
2.2
1.8
1.4
1.0
- 5.92
- 5.76
- 5.60
- 5.45
- 15
- 10
- 5
0
5
10
15
20
2.642
2.052
1.605
1.263
.7
.5
.3
.1
- 5.17
- 5.03
- 4.90
- 4.77
2.739
2.108
1.634
1.274
2.3
1.5
.9
- 5.38
- 5.24
- 5.11
- 4.97
2.702
2.087
1.623
1.270
.8
.5
.3
.1
- 5.31
- 5.17
- 5.03
- 4.91
5
10
15
20
.4
25
30
35
40
1.0000
.7965
.6380
.5139
0.0
- 4.65
- 4.53
- 4.42
- 4.31
1.0000
.7897
.6273
.5012
0.0
- 4.84
- 4.72
- 4.60
- 4.48
1.0000
.7920
.6308
.5052
0.0
- 4.78
- 4.66
- 4.55
- 4.43
25
30
35
40
.1
.4
.1
.3
.4
.9
1.4
.3
.5
45
50
55
60
.4162
.3388
.2771
.2278
.6
- 4.20
- 4.10
- 4.00
- 3.90
.4026
.3255
.2644
.2159
1.9
2.5
3.1
3.8
- 4.36
- 4.25
- 4.14
- 4.04
.4068
.3292
.2678
.2189
.6
- 4.33
- 4.22
- 4.12
- 4.02
45
50
55
60
.8
.8
1.0
1.2
1.0
1.3
65
70
75
80
.1881
.1560
.1300
.1088
1.4
1.7
1.9
2.1
- 3.81
- 3.72
- 3.63
- 3.55
.1772
.1462
.1212
.1009
4.5
5.2
5.9
6.7
- 3.03
- 3.83
- 3.74
- 3.64
.1797
.1483
.1228
.1022
1.5
1.7
2.0
2.2
- 3.93
- 3.84
- 3.75
- 3.67
65
70
75
80
85
.0914
2.4
2.6
2.9
3.2
- 3.47
- 3.39
- 3.31
- 3.24
.08441
.07093
.05985
.05072
7.4
8.2
9.0
9.8
- 3.55
- 3.46
- 3.38
- 3.29
.08537
.07160
.06029
.05095
2.5
2.7
3.0
3.2
- 3.58
- 3.50
- 3.42
- 3.35
85
90
.07708
.06527
.05547
90
95
100
95
100
105
110
115
120
.04731
.04049
.03160
.02996
3.4
- 3.17
- 3.10
- 3.06
- 2.96
.04315
.03686
.03478
.02720
10.6
11.4
3.9
- 3.21
- 3.13
- 3.03
- 2.98
.04322
.03679
.03143
.02693
3.5
3.8
4.1
4.3
- 3.28
- 3.21
- 3.14
- 3.07
105
110
115
120
3.7
12.2
4.2
13.1
125
130
135
140
.02590
.02246
.01953
.01704
4.5
4.7
5.0
5.3
- 2.90
- 2.84
- 2.78
- 2.72
.02349
.02036
.01771
.01545
13.9
14.7
15.6
16.4
- 2.91
- 2.84
- 2.77
- 2.71
.02316
.01997
.01728
.01499
4.6
4.9
5.2
5.4
- 3.01
- 2.94
- 2.88
- 2.82
125
130
135
140
145
150
.01490
.01307
5.5
5.8
- 2.67
- 2.61
.01353
.01188
17.2
18.1
- 2.64
- 2.58
.01305
.01138
5.7
6.0
- 2.77
- 2.71
145
150
Material code B (K)
S 4520
T
(°C)
RC 4340
TF (%)
SC 4500
TF (%)
T
(°C)
R (T) / R25
α (%/°C)
R (T) / R25
TF (%)
α (%/°C)
R (T) / R25
α (%/°C)
- 55
- 50
- 45
- 40
105.68
74.01
52.37
37.43
25.5
22.1
19.0
16.2
- 7.2
- 6.9
- 6.7
- 6.6
126.1
87.73
61.59
43.62
26.6
23.0
19.8
16.9
- 7.55
- 7.35
- 7.16
- 6.97
129.77
89.31
62.15
43.72
26.5
22.9
19.7
16.8
- 7.5
- 7.3
- 7.1
- 6.9
- 55
- 50
- 45
- 40
- 35
- 30
- 25
- 20
27.01
19.66
14.44
10.70
13.8
11.6
9.7
- 6.4
- 6.2
- 6.0
- 5.9
31.17
22.45
16.31
11.94
14.3
12.1
10.1
8.3
- 6.79
- 6.62
- 6.45
- 6.28
31.07
22.29
16.15
11.80
14.3
12.0
10.0
8.3
- 6.7
- 6.5
- 6.3
- 6.1
- 35
- 30
- 25
- 20
8.0
- 15
- 10
- 5
0
7.990
6.013
4.559
3.482
6.5
5.2
4.1
3.1
- 5.7
- 5.6
- 5.4
- 5.3
8.808
6.548
4.904
3.699
6.8
5.4
4.2
3.2
- 6.12
- 5.96
- 5.81
- 5.66
8.703
6.470
4.849
3.662
6.8
5.4
4.2
3.2
- 6.0
- 5.8
- 5.7
- 5.5
- 15
- 10
- 5
0
5
10
15
20
2.678
2.074
1.616
1.267
2.2
1.5
0.9
0.4
- 5.2
- 5.0
- 4.9
- 4.8
2.810
2.149
1.654
1.282
2.3
1.6
1.0
.4
- 5.52
- 5.38
- 5.24
- 5.10
2.786
2.135
1.647
1.279
2.3
1.6
0.9
0.4
- 5.4
- 5.2
- 5.1
- 5.0
5
10
15
20
25
30
35
40
1.0000
.7936
.6334
.5083
0.0
0.4
0.8
1.3
- 4.7
- 4.5
- 4.4
- 4.3
1.0000
.7848
.6196
.4922
0.0
- 4.97
- 4.85
- 4.72
- 4.60
1.0000
.7865
.6223
.4953
0.0
0.4
0.9
1.4
- 4.8
- 4.7
- 4.6
- 4.5
25
30
35
40
.4
.9
1.4
45
50
55
60
.4100
.3325
.2709
.2218
1.9
2.5
3.1
3.7
- 4.2
- 4.1
- 4.0
- 3.9
.3932
.3158
.2551
.2072
2.0
2.6
3.2
3.9
- 4.48
- 4.37
- 4.26
- 4.15
.3963
.3189
.2579
.2096
2.0
2.6
3.2
3.9
- 4.4
- 4.3
- 4.2
- 4.1
45
50
55
60
65
70
75
80
.1825
.1508
.1251
.1043
4.4
5.1
5.8
6.6
- 3.8
- 3.8
- 3.7
- 3.6
.1691
.1387
.1144
.09477
4.6
5.3
6.1
6.8
- 4.05
- 3.94
- 3.84
- 3.75
.1712
.1405
.1159
.09595
4.6
5.3
6.0
6.8
- 4.0
- 3.9
- 3.8
- 3.7
65
70
75
80
85
.08727
.07332
.06184
.05235
7.3
8.1
8.9
9.7
- 3.5
- 3.4
- 3.4
- 3.3
.07888
.06595
.05539
.04671
7.6
- 3.65
- 3.56
- 3.47
- 3.39
.07980
.06664
.05588
.04704
7.6
- 3.6
- 3.6
- 3.5
-3.4
85
90
8.4
8.4
90
95
100
9.2
10.1
9.2
10.0
95
100
105
110
115
120
.04448
.03793
.03245
.02785
10.5
11.3
12.1
12.9
- 3.2
- 3.1
- 3.1
- 3.0
.03956
.03364
.02872
.02461
10.9
11.7
12.6
13.4
- 3.30
- 3.22
- 3.14
- 3.07
.03975
.03371
.02869
.02450
10.8
11.7
12.5
13.4
- 3.3
- 3.3
- 3.2
- 3.1
105
110
115
120
125
130
135
140
.02399
.02072
.01796
.01561
13.7
14.5
15.4
16.2
- 3.0
- 2.9
- 2.8
- 2.8
.02117
.01828
.01584
.01376
14.3
15.1
16.0
16.8
- 2.99
- 2.92
- 2.85
- 2.78
.02100
.01805
.01557
.01347
14.2
15.1
15.9
16.8
- 3.0
- 3.0
- 2.9
- 2.9
125
130
135
140
145
150
.01360
.01189
17.0
17.8
- 2.7
- 2.7
.01201
.01050
17.7
18.6
- 2.72
- 2.65
.01169
.01017
17.6
18.5
- 2.8
- 2.7
145
150
32
5秒后页面跳转
SG3525资料手册详解：SG3525参数分析、引脚说明、应用介绍
AT89C51单片机资料手册详细解析及应用示例
CP2102资料手册解读：CP2102引脚说明、关键参数分析
资料手册解读：UC3842参数和管脚说明
微信公众号
抖音公众号
浙公网安备 33010502006866号 浙ICP备10014259号-119
营业执照ICP证
数据手册
如果您发现信息不准确，
