S891 Datasheet, PDF (6/26 Pages) EPCOS – NTC thermistors for temperature measurement

Temperature measurement and compensation
Leaded NTC thermistors, lead spacing 2.5 mm
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
4003
4901
B_25/100 = 4450 K
B_25/100 = 3950 K
R_T/R₂₅
α (%/K) R_T/R₂₅
α (%/K)
103.81
6.8 87.89
7.1
73.707
6.7 61.759
6.9
52.723
6.6 43.934
6.7
37.988
6.5 31.618
6.5
27.565
6.4 23.006
6.3
20.142
6.2 16.915
6.1
14.801
6.1 12.555
5.9
10.976
5.9
9.4143
5.7
8.1744
5.8
7.1172
5.5
6.1407
5.7
5.4308
5.4
4.6331
5.5
4.1505
5.2
3.5243
5.4
3.2014
5.0
2.6995
5.3
2.5011
4.9
2.0831
5.1
1.9691
4.7
1.6189
5.0
1.5618
4.6
1.2666
4.9
1.2474
4.5
1.0000
4.7
1.0000
4.3
0.78351 4.6
0.808
4.2
0.62372 4.5
0.6569
4.1
0.49937 4.4
0.5372
4.0
0.40218 4.3
0.44235
3.9
0.32557 4.2
0.3661
3.8
0.26402 4.1
0.30393
3.7
0.21527 4.0
0.25359
3.6
0.17693 3.9
0.21283
3.5
0.14616 3.8
0.12097 3.7
0.10053 3.7
0.083761 3.6
0.070039 3.5
0.17942
3.4
0.15183
3.3
0.12901
3.2
0.11002
3.1
0.094179 3.1
0.058937 3.4
0.049777 3.4
0.042146 3.3
0.035803 3.2
0.030504 3.2
0.080896 3.0
0.069722 2.9
0.060397 2.9
0.052493 2.8
0.045733 2.7
0.026067 3.1
0.022332 3.0
0.019186 3.0
0.016515 2.9
0.014253 2.9
0.039963 2.7
0.035059 2.6
0.030844 2.6
0.027192 2.5
0.024034 2.4
0.012367 2.8
0.010758 2.8
0.0093933 2.7
0.021285 2.4
0.018895 2.4
0.016813 2.3
Please read Cautions and warnings and
Important notes at the end of this document.
Page 6 of 26
B57891S
S891