B57861S0303F040 EPCOS Inc, B57861S0303F040 Datasheet - Page 4

• Manufacturer Part Number: B57861S0303F040
• Description: THERMISTOR NTC 30K OHM 1% RAD
• Manufacturer: EPCOS Inc
• Series: B57861r

Specifications of B57861S0303F040

• Resistance In Ohms @ 25°c: 30K
• Resistance Tolerance: ±1%
• B Value Tolerance: ±1%
• B25/100: 3964K
• Operating Temperature: -55°C ~ 155°C
• Power - Max: 60mW
• Lead Length: 1.48" (37.50mm)
• Mounting Type: Free Hanging
• Package / Case: Bead
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• B0/50: -
• B25/50: -
• B25/75: -
• B25/85: -
• Other names: 495-2146; B57861S 303F 40; B57861S303F40

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
1008
B
R
53.104
39.318
29.325
22.03
16.666
12.696
9.7251
7.5171
5.8353
4.5686
3.605
2.8665
2.2907
1.8438
1.492
1.2154
1.0000
0.82976
0.68635
0.57103
0.48015
0.40545
0.3417
0.28952
0.24714
0.21183
0.18194
0.1568
0.13592
0.11822
0.1034
0.090741
0.079642
0.070102
0.061889
0.054785
0.048706
0.043415
0.038722
0.034615
0.031048
0.02791
0.025193
25/100
T
/R
25
= 3560 K
6.1
6.0
5.8
5.7
5.5
5.4
5.2
5.1
4.9
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
3.1
3.1
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
(%/K) R
2014
B
142
96.615
66.562
46.4
32.708
23.302
16.77
12.186
25/100
T
/R
8.937
6.6125
4.9342
3.712
2.8145
2.15
1.6544
1.2819
1.0000
0.78514
0.62031
0.49304
0.39417
0.3169
0.25616
0.20815
0.17
0.13952
0.11505
0.095302
0.079296
0.066263
0.055601
0.046843
0.039618
0.033634
0.028658
0.024505
0.021026
0.018101
0.015633
0.013544
0.011769
0.010258
0.0089659
25
= 4540 K
Page 4 of 14
7.8
7.6
7.3
7.1
6.9
6.7
6.5
6.3
6.1
5.9
5.8
5.6
5.5
5.3
5.2
5.0
4.9
4.8
4.7
4.5
4.4
4.3
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.5
3.4
3.3
3.2
3.2
3.1
3.0
3.0
2.9
2.8
2.8
2.7
2.7
(%/K) R
2901
B
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)
B57861S
S861