B57861S 104F 40 EPCOS Inc, B57861S 104F 40 Datasheet - Page 6

• Manufacturer Part Number: B57861S 104F 40
• Description: NTC Thermistor
• Manufacturer: EPCOS Inc

Specifications of B57861S 104F 40

• Thermistor Type: NTC
• Resistance: 100kohm
• Thermistor Tolerance: ± 1%
• Beta Value (k): 4540
• Operating Temperature Range: -55°C To +155°C
• Thermistor Case Style: Radial Lead
• No. Of Pins: 2
• 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
Miniature sensors with bendable wires
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
8016
B
R
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) 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
Page 6 of 14
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)
B57861S
S861