ST2R018BRA US Sensor, ST2R018BRA Datasheet - Page 45
ST2R018BRA
Manufacturer Part Number
ST2R018BRA
Description
CURRENT LIMITER INRUSH 2 OHM 18A
Manufacturer
US Sensor
Series
STr
Specifications of ST2R018BRA
R @ 25°c
2.0 Ohm
R @ Current
0.30 Ohm
Current - Steady State Max
18A
Tolerance
±20%
Diameter
0.9" (22.9mm)
Lead Spacing
0.31" (7.87mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
615-1048
ST2R018B
ST2R018B
Temp. ˚C
R Ratio
R
0-50˚C
Curve
Type
Beta
-55
-54
-53
-52
-51
-50
-49
-48
-47
-46
-45
-44
-43
-42
-41
-40
-39
-38
-37
-36
-35
-34
-33
-32
-31
-30
-29
-28
-27
-26
-25
-24
-23
-22
-21
-20
-19
-18
-17
-16
-15
-14
-13
-12
-11
-10
0
/R
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
50
˚C
31.90
30.16
28.53
27.00
25.56
24.22
22.95
21.76
20.64
19.59
18.60
17.67
16.79
15.96
15.17
14.43
13.73
13.07
12.45
11.86
11.30
10.77
10.27
9.794
9.344
8.917
8.512
8.127
7.762
7.416
7.086
6.773
6.476
6.193
5.924
5.668
5.424
5.192
4.971
4.761
4.560
4.369
4.187
4.013
3.847
3.689
3.538
3.394
3.256
3.125
2.999
2.879
2.765
2.655
2.550
2.450
R
2941
5.29
T
B
/R
25
54.14
50.78
47.66
44.74
42.03
39.49
37.12
34.91
32.85
30.92
29.11
27.43
25.85
24.37
22.98
21.68
20.47
19.33
18.26
17.25
16.31
15.42
14.59
13.81
13.07
12.38
11.73
11.12
10.54
10.00
9.486
9.003
8.547
8.117
7.712
7.329
6.967
6.626
6.303
5.998
5.709
5.436
5.178
4.933
4.702
4.482
4.274
4.077
3.891
3.714
3.546
3.386
3.235
3.091
2.955
2.825
R
3420
6.94
T
F
/R
25
Resistance-Temperature Conversion Tables (Standard Curves)
60.78
56.96
53.40
50.09
47.00
44.12
41.44
38.93
36.59
34.40
32.36
30.45
28.67
27.00
25.43
23.97
22.60
21.31
20.11
18.98
17.92
16.93
15.99
15.12
14.29
13.52
12.79
12.11
11.46
10.86
10.29
9.749
9.242
8.765
8.315
7.891
7.491
7.113
6.757
6.420
6.102
5.801
5.517
5.249
4.995
4.754
4.527
4.311
4.108
3.914
3.731
3.558
3.393
3.237
3.089
2.949
R
3575
7.58
T
G
/R
25
96.38
89.53
83.21
77.38
71.99
67.02
62.42
58.16
54.22
50.58
47.20
44.07
41.16
38.47
35.97
33.65
31.49
29.49
27.62
25.88
24.27
22.76
21.36
20.05
18.83
17.70
16.64
15.64
14.72
13.85
13.04
12.28
11.58
10.91
10.29
9.708
9.162
8.650
8.170
7.719
7.296
6.898
6.525
6.174
5.844
5.533
5.241
4.966
4.707
4.463
4.233
4.016
3.812
3.619
3.437
3.265
R
3890
9.06
T
J
/R
25
119.70
110.95
102.90
95.47
88.63
82.31
76.48
71.10
66.13
61.54
57.29
53.36
49.72
46.35
43.23
40.34
37.66
35.17
32.86
30.71
28.72
26.87
25.15
23.54
22.05
20.67
19.37
18.17
17.05
16.00
15.02
14.11
13.26
12.47
11.73
11.03
10.38
9.774
9.206
8.673
8.175
7.708
7.270
6.860
6.475
6.114
5.774
5.456
5.157
4.876
4.612
4.363
4.130
3.910
3.703
3.508
R
10.44
4140
T
R
/R
25
44
1832 West Collins Avenue, Orange, CA 92867 • Tel. (714) 639-1000 • Fax (714) 639-1220 • www.ussensor.com
Temp. ˚C
R Ratio
R
0-50˚C
Curve
Type
Beta
0
/R
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
0
1
2
3
4
5
6
7
8
9
50
˚C
0.9676
0.9364
0.9063
0.8775
0.8497
0.8229
0.7971
0.7723
0.7484
0.7253
0.7031
0.6817
0.6611
0.6411
0.6219
0.6034
0.5855
0.5683
0.5516
0.5355
0.5200
0.5050
0.4905
0.4765
0.4630
2.450
2.357
2.268
2.183
2.101
2.023
1.949
1.878
1.810
1.744
1.682
1.622
1.565
1.510
1.457
1.406
1.358
1.311
1.267
1.224
1.183
1.143
1.105
1.069
1.034
1.000
R
2941
5.29
T
B
/R
25
0.9624
0.9263
0.8917
0.8587
0.8270
0.7967
0.7677
0.7398
0.7132
0.6876
0.6631
0.6396
0.6170
0.5954
0.5747
0.5547
0.5356
0.5172
0.4996
0.4827
0.4664
0.4507
0.4357
0.4212
0.4073
2.825
2.702
2.585
2.473
2.367
2.266
2.171
2.079
1.992
1.909
1.830
1.755
1.683
1.615
1.550
1.487
1.428
1.371
1.317
1.265
1.216
1.169
1.124
1.081
1.039
1.000
R
3420
6.94
T
F
/R
25
0.9602
0.9226
0.8866
0.8522
0.8194
0.7879
0.7579
0.7291
0.7016
0.6752
0.6500
0.6258
0.6027
0.5805
0.5592
0.5389
0.5194
0.5007
0.4827
0.4655
0.4490
0.4331
0.4179
0.4033
0.3893
2.949
2.816
2.689
2.569
2.454
2.346
2.243
2.144
2.051
1.962
1.878
1.798
1.721
1.648
1.579
1.513
1.450
1.390
1.333
1.278
1.226
1.177
1.129
1.084
1.041
1.000
R
3575
7.58
T
G
/R
25
0.9573
0.9166
0.8778
0.8409
0.8057
0.7722
0.7402
0.7098
0.6808
0.6531
0.6267
0.6015
0.5774
0.5545
0.5326
0.5116
0.4916
0.4725
0.4542
0.4368
0.4201
0.4041
0.3888
0.3742
0.3602
3.265
3.103
2.950
2.805
2.669
2.540
2.417
2.302
2.192
2.089
1.990
1.897
1.809
1.726
1.647
1.571
1.500
1.433
1.368
1.307
1.249
1.194
1.142
1.092
1.045
1.000
R
3890
9.06
T
J
/R
25
0.9548
0.9116
0.8706
0.8316
0.7946
0.7594
0.7260
0.6942
0.6640
0.6352
0.6078
0.5818
0.5570
0.5333
0.5108
0.4894
0.4690
0.4495
0.4309
0.4132
0.3963
0.3802
0.3648
0.3501
0.3361
3.508
3.324
3.151
2.988
2.834
2.689
2.553
2.423
2.302
2.186
2.078
1.975
1.878
1.786
1.699
1.617
1.539
1.466
1.396
1.330
1.268
1.208
1.152
1.099
1.048
1.000
R
10.44
4140
T
R
/R
25