B57891S104F8 EPCOS Inc, B57891S104F8 Datasheet - Page 6

• Manufacturer Part Number: B57891S104F8
• Description: Thermistors - NTC 100k 4450 3%
• Manufacturer: EPCOS Inc
• Type: NTCr
• Series: B57891Sr

Specifications of B57891S104F8

• Resistance: 100 KOhms
• Tolerance: 1 %
• Termination Style: Radial
• Operating Temperature Range: - 55 C to + 155 C
• Dimensions: 4.5 mm Dia. x 4.5 mm W
• Lead Spacing: 2.5 mm
• Power Rating: 200 mW
• Thermistor Type: NTC
• Thermistor Tolerance: ± 1%
• Beta Value (k): 4450
• Thermistor Case Style: Radial Leaded
• No. Of Pins: 2
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

R/T characteristics
R/T No.
T ( C)
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement and compensation
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
2908
B
R
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
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
2912
B
130.1
88.512
61.01
42.582
30.078
21.491
15.525
11.333
25/100
T
/R
8.3571
6.2219
4.6751
3.544
2.7093
2.088
1.6217
1.2689
1.0000
0.79347
0.63374
0.50936
0.41187
0.33498
0.27397
0.22528
0.1862
0.15467
0.12909
0.10824
0.091161
0.077106
0.065487
0.05584
0.047798
0.041065
0.035408
0.030635
0.026594
0.023161
0.020234
0.01773
0.015581
0.013732
0.012135
25
= 4280 K
Page 6 of 19
7.8
7.6
7.3
7.1
6.8
6.6
6.4
6.2
6.0
5.8
5.6
5.5
5.3
5.1
5.0
4.8
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
3.1
3.0
2.9
2.9
2.8
2.7
2.7
2.6
2.6
2.5
2.4
(%/K) R
8016
B
96.3
67.01
47.17
33.65
24.26
17.7
13.04
9.707
7.293
5.533
4.232
3.265
2.539
1.99
1.571
1.249
1.0000
0.8057
0.6531
0.5327
0.4369
0.3603
0.2986
0.2488
0.2083
0.1752
0.1481
0.1258
0.1072
0.09177
0.07885
0.068
0.05886
0.05112
0.04454
0.03893
0.03417
0.03009
0.02654
0.02348
0.02083
0.01853
0.01653
25/100
T
/R
25
= 3988 K
7.4
7.2
6.9
6.7
6.4
6.2
6.0
5.8
5.6
5.5
5.3
5.1
5.0
4.8
4.7
4.5
4.4
4.3
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.4
3.3
3.2
3.2
3.1
3.0
2.9
2.9
2.8
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.3
2.3
(%/K)
B57891S
S891