B57550G203J EPCOS Inc, B57550G203J Datasheet - Page 7

• 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
8307
B
R
52.624
38.452
28.401
21.194
15.972
12.149
9.3246
7.2181
5.6332
4.4308
3.5112
2.8024
2.252
1.8216
1.4827
1.2142
1.0000
0.82818
0.68954
0.57703
0.48525
0.41
0.34798
0.29663
0.25392
0.21824
0.1883
0.16307
0.14174
0.12362
0.10818
0.094973
0.08364
0.073881
0.06545
0.058144
0.051794
0.046259
0.04142
0.037179
0.033451
0.030166
0.027264
25/100
T
/R
25
= 3492 K
6.4
6.2
6.0
5.8
5.6
5.4
5.2
5.0
4.9
4.7
4.6
4.4
4.3
4.2
4.1
3.9
3.8
3.7
3.6
3.5
3.4
3.3
3.2
3.2
3.1
3.0
2.9
2.8
2.8
2.7
2.6
2.6
2.5
2.5
2.4
2.3
2.3
2.2
2.2
2.1
2.1
2.0
2.0
(%/K) R
8401
B
48.237
35.488
26.39
19.825
15.037
11.511
8.8893
6.9218
5.4326
4.2961
3.422
2.7445
2.2158
1.8002
1.4714
1.2097
1.0000
0.8311
0.69427
0.58282
0.49158
0.41652
0.35446
0.30292
0.25994
0.22392
0.19363
0.16805
0.14636
0.1279
0.11214
0.098635
0.087023
0.077007
0.06834
0.060818
0.05427
0.048554
0.043551
0.039159
0.035294
0.031885
0.02887
0/100
T
/R
25
= 3390 K
Page 7 of 19
6.2
6.0
5.8
5.6
5.4
5.3
5.1
4.9
4.8
4.6
4.5
4.3
4.2
4.1
4.0
3.9
3.8
3.6
3.5
3.5
3.4
3.3
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
2.2
2.2
2.1
2.1
2.0
2.0
(%/K) R
8402
B
51.991
37.989
28.07
20.96
15.809
12.037
9.2484
7.1668
5.5993
4.4087
3.4971
2.7936
2.2468
1.8187
1.4813
1.2136
1.0000
0.82845
0.68991
0.57742
0.4856
0.41026
0.34816
0.29673
0.25393
0.21817
0.18816
0.16288
0.1415
0.12335
0.10788
0.094659
0.083313
0.073547
0.065114
0.05781
0.051464
0.045936
0.041106
0.036875
0.033159
0.029886
0.026998
0/100
T
/R
25
= 3450 K
B57550G, B57550G1
6.4
6.2
5.9
5.7
5.5
5.4
5.2
5.0
4.9
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
2.8
2.8
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.3
2.2
2.2
2.1
2.1
2.1
2.0
(%/K)
G550/G1550