Temperature measurement and compensation
Leaded NTC thermistors, lead spacing 2.5 mm
B57891M
M891
R/T characteristics
R/T No.
T (°C)
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
5.0
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
75.0
80.0
85.0
90.0
95.0
100.0
105.0
110.0
115.0
120.0
125.0
130.0
135.0
140.0
145.0
150.0
155.0
2006
2007
2904
B
25/100
= 5000 K
B
25/100
= 4830 K
B
25/100
= 4300 K
R
T
/R
25
α
(%/K) R
T
/R
25
α
(%/K) R
T
/R
25
α
(%/K)
200.55
131.02
87.171
58.988
40.545
28.272
19.997
14.292
10.35
7.5614
5.5343
4.086
3.0374
2.276
1.7188
1.3074
1.0000
0.76988
0.5954
0.46341
0.36327
0.28636
0.2262
0.17974
0.1438
0.1156
0.093296
0.075623
0.061619
0.050414
0.041532
0.034355
0.028525
0.023774
0.019852
0.016632
0.014016
8.7
8.3
8.0
7.7
7.4
7.1
6.9
6.6
6.4
6.4
6.2
6.0
5.9
5.7
5.6
5.5
5.3
5.2
5.1
4.9
4.8
4.8
4.7
4.5
4.4
4.3
4.3
4.2
4.1
3.9
3.8
3.8
3.7
3.7
3.6
3.5
3.4
185.87
123.23
82.888
56.544
39.061
27.321
19.326
13.823
10.001
7.3067
5.3454
3.9484
2.9595
2.2358
1.7001
1.3021
1.0000
0.7756
0.60507
0.47498
0.37533
0.29823
0.23763
0.19041
0.15356
0.12442
0.10131
0.08286
0.068004
0.056032
0.046379
0.038533
0.032169
0.026952
0.022658
0.019111
0.016201
8.4
8.1
7.8
7.6
7.3
7.1
6.8
6.6
6.4
6.4
6.2
5.9
5.7
5.6
5.4
5.4
5.2
5.0
4.9
4.8
4.7
4.6
4.5
4.4
4.3
4.2
4.1
4.0
3.9
3.8
3.8
3.7
3.6
3.5
3.4
3.3
3.3
121.46
84.439
59.243
41.938
29.947
21.567
15.641
11.466
8.451
6.2927
4.7077
3.5563
2.7119
2.086
1.6204
1.2683
1.0000
0.7942
0.63268
0.5074
0.41026
0.33363
0.27243
0.2237
0.18459
0.15305
0.12755
0.10677
0.089928
0.076068
0.064524
0.054941
0.047003
0.040358
0.034743
0.030007
0.026006
0.022609
0.01972
0.017251
0.015139
0.013321
0.011754
Page 8 of 23
7.4
7.2
7.1
6.9
6.7
6.6
6.3
6.2
6.0
5.9
5.7
5.5
5.3
5.1
5.0
4.8
4.7
4.6
4.5
4.3
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.4
3.3
3.3
3.2
3.1
3.0
3.0
2.9
2.8
2.8
2.7
2.6
2.6
2.5
2.5
Please read
Cautions and warnings
and
Important notes
at the end of this document.
EPCOS [ EPCOS ]
