B57550G203J EPCOS Inc, B57550G203J Datasheet - Page 9

• Manufacturer Part Number: B57550G203J
• Description: Thermistors - NTC NTC Thermistor G550/20K/J 5%
• Manufacturer: EPCOS Inc
• Type: NTCr
• Series: B57550Gr

Specifications of B57550G203J

• Resistance: 20 KOhms
• Tolerance: 5 %
• Termination Style: Radial
• Dimensions: 1.3 mm Dia. x 71 mm L x 2.2 mm H
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B57550G0203J000

R/T characteristics
R/T No.
T ( C)
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement
Glass-encapsulated sensors
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
8403
B
R
103.29
71.079
49.619
35.108
25.158
18.245
13.383
0/100
T
/R
9.9221
7.4316
5.6202
4.2894
3.3024
2.5607
2.0017
1.5768
1.2513
1.0000
0.80451
0.65139
0.53064
0.43481
0.35828
0.29681
0.24715
0.20682
0.17389
0.14687
0.12459
0.10614
0.09078
0.077949
0.067183
0.058113
0.050443
0.043932
0.038386
0.033645
0.029579
0.02608
0.02306
0.020446
0.018176
0.016199
25
= 3970 K
7.6
7.3
7.1
6.8
6.5
6.3
6.1
5.9
5.7
5.5
5.3
5.2
5.0
4.8
4.7
4.6
4.4
4.3
4.2
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
2.7
2.6
2.5
2.5
2.4
2.4
2.3
2.3
(%/K) R
8405
B
122.12
83.306
57.62
40.378
28.647
20.563
14.925
10.947
100/200
T
/R
8.1101
6.0655
4.5776
3.4845
2.6743
2.0686
1.6121
1.2654
1.0000
0.79548
0.63677
0.51279
0.41534
0.33828
0.27698
0.22795
0.18853
0.15666
0.13077
0.10964
0.092319
0.078049
0.066244
0.056439
0.048262
0.041416
0.035663
0.030811
0.026705
0.023218
0.020247
0.017707
0.01553
0.013658
0.012043
25
= 4537 K
Page 9 of 19
7.8
7.5
7.2
7.0
6.7
6.5
6.3
6.1
5.9
5.7
5.5
5.4
5.2
5.1
4.9
4.8
4.6
4.5
4.4
4.3
4.2
4.1
3.9
3.8
3.7
3.7
3.6
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
2.6
2.5
2.5
(%/K) R
8406
B
183.3
120.69
80.721
54.792
37.713
26.301
18.571
13.269
200/300
T
/R
9.5865
6.9997
5.1625
3.844
2.8884
2.1892
1.673
1.2886
1.0000
0.78164
0.61516
0.48734
0.38851
0.3116
0.25136
0.2039
0.16629
0.1363
0.11228
0.092932
0.077268
0.064527
0.054116
0.045571
0.038526
0.032694
0.027847
0.023803
0.020416
0.017569
0.015167
0.013135
0.011409
0.0099385
0.0086821
25
= 5133 K
B57550G, B57550G1
8.5
8.2
7.9
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
4.9
4.7
4.6
4.5
4.4
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.6
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)
G550/G1550