B57881 EPCOS AG, B57881 Datasheet - Page 6

• Manufacturer Part Number: B57881
• Description: Ntc Thermistors For Temperature Measurement
• Manufacturer: EPCOS AG

R/T characteristics
R/T No.
T ( C)
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement
Leaded NTC thermistors, lead spacing 2.5 mm
100.0
105.0
110.0
115.0
120.0
125.0
130.0
135.0
140.0
145.0
150.0
155.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
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
5.0
0.0
5.0
2901
B
R
63.969
46.179
33.738
24.927
18.611
14.033
10.679
8.198
6.3123
4.9014
3.821
3.0027
2.3801
1.9
1.5257
1.233
1.0000
0.81679
0.67166
0.55527
0.46095
0.38459
0.32184
0.27068
0.22907
0.19468
0.16607
0.14221
0.12218
0.10533
0.09123
0.079284
0.069062
0.06034
0.052886
0.046482
0.040985
0.036233
0.032101
0.02851
0.025373
0.022633
0.020231
25/100
T
/R
25
= 3760 K
6.7
6.4
6.2
6.0
5.8
5.6
5.4
5.3
5.2
5.1
4.9
4.7
4.6
4.5
4.3
4.3
4.1
4.0
3.9
3.8
3.8
3.7
3.6
3.5
3.3
3.2
3.1
3.1
3.0
2.9
2.8
2.8
2.7
2.7
2.6
2.5
2.5
2.5
2.4
2.4
2.3
2.3
2.3
(%/K) R
2908
B
45.313
33.729
25.333
19.191
14.659
11.288
8.7588
6.8471
5.391
4.2739
3.4109
2.7396
2.214
1.7999
1.4716
1.2099
1.0000
0.83078
0.69361
0.58186
0.49036
0.41509
0.35288
0.30124
0.25818
0.22213
0.19183
0.16626
0.1446
0.12618
0.11047
0.097017
0.085463
0.075506
0.066899
0.059437
0.052948
0.047289
0.042341
0.038003
0.034189
0.030828
0.027859
25/100
T
/R
25
= 3460 K
Page 6 of 19
6.0
5.8
5.6
5.5
5.3
5.1
5.0
4.9
4.7
4.6
4.4
4.3
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.4
3.3
3.2
3.1
3.0
3.0
2.9
2.8
2.8
2.7
2.6
2.6
2.5
2.4
2.4
2.3
2.3
2.2
2.2
2.1
2.1
2.0
2.0
(%/K) R
8018
B
30.24
22.1
16.32
12.17
9.153
6.945
5.313
4.097
3.183
2.491
1.963
1.557
1.244
1.0000
0.8083
0.6572
0.5373
0.4418
0.365
0.303
0.2527
0.2118
0.1783
0.1508
0.128
0.1091
0.0933
0.08016
0.0691
0.05974
0.05183
0.04512
0.0394
0.0345
0.03032
0.02672
0.02361
0.02091
0.01857
0.016537
25/100
T
/R
25
= 3964 K
6.3
6.1
5.9
5.8
5.6
5.4
5.2
5.1
4.9
4.8
4.7
4.6
4.4
4.3
4.2
4.1
4.0
3.9
3.7
3.7
3.6
3.5
3.4
3.3
3.2
3.2
3.1
3.0
2.9
2.9
2.8
2.8
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.3
(%/K)
B57881S
S881