WHPTC(SMD表面贴装型)自复位过流保护器 SMD1812系列（SMD1812 Series）
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| 产品电气特性参数 Performance specification （25℃） |
|
Model
型号
|
Vmax
|
Imax
|
Ih
|
It
|
Pd
|
Time to trip
|
Resistance
|
|
V
|
A
|
A
|
A
|
W
|
Current(A)
|
Time(s)
|
Rmin(Ω)
|
R1max(Ω)
|
|
WH1812
-010
|
60
|
10
|
0.10
|
0.30
|
0.8
|
0.5
|
1.50
|
2.000
|
15.00
|
|
WH1812
-014
|
60
|
10
|
0.14
|
0.34
|
0.8
|
1.5
|
0.15
|
1.000
|
6.000
|
|
WH1812
-020
|
30
|
40
|
0.20
|
0.40
|
0.8
|
8.0
|
0.02
|
0.800
|
5.000
|
|
WH1812-030
|
30
|
40
|
0.30
|
0.60
|
0.8
|
8.0
|
0.10
|
0.400
|
3.500
|
|
WH1812
-050
|
16
|
40
|
0.50
|
1.00
|
0.8
|
8.0
|
0.15
|
0.150
|
1.200
|
|
WH1812-050-24V
|
24
|
40
|
0.50
|
1.00
|
0.8
|
8.0
|
0.15
|
0.150
|
1.200
|
|
WH1812
-075
|
16
|
40
|
0.75
|
1.50
|
1.0
|
8.0
|
0.20
|
0.100
|
0.500
|
|
WH1812
-110
|
8
|
40
|
1.10
|
2.20
|
1.0
|
8.0
|
0.30
|
0.060
|
0.260
|
|
WH1812-110-16V
|
16
|
40
|
1.10
|
2.20
|
1.0
|
8.0
|
0.30
|
0.070
|
0.270
|
|
WH1812
-125
|
8
|
40
|
1.25
|
2.50
|
0.8
|
8.0
|
0.40
|
0.050
|
0.220
|
|
WH1812
-150
|
8
|
40
|
1.50
|
3.00
|
1.0
|
8.0
|
0.50
|
0.040
|
0.170
|
|
WH1812
-160
|
8
|
40
|
1.60
|
3.20
|
1.0
|
8.0
|
1.00
|
0.040
|
0.160
|
|
WH1812
-200
|
8
|
40
|
2.00
|
4.00
|
1.0
|
8.0
|
2.00
|
0.030
|
0.110
|
|
WH1812
-260
|
8
|
40
|
2.60
|
5.00
|
1.2
|
8.0
|
2.50
|
0.015
|
0.060
|
|
WH1812
-300
|
6
|
40
|
3.00
|
5.00
|
1.2
|
8.0
|
4.00
|
0.010
|
0.050
|
|
| 产品尺寸参数 Dimensions （mm） |
|
Model
型号
|
A
|
B
|
C
|
D
|
E
|
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Min
|
|
WH1812
-010
|
4.37
|
4.73
|
3.07
|
3.41
|
0.50
|
0.90
|
0.30
|
0.25
|
|
WH1812
-014
|
4.37
|
4.73
|
3.07
|
3.41
|
0.50
|
0.90
|
0.30
|
0.25
|
|
WH1812
-020
|
4.37
|
4.73
|
3.07
|
3.41
|
0.50
|
0.90
|
0.30
|
0.25
|
|
WH1812
-030
|
4.37
|
4.73
|
3.07
|
3.41
|
0.50
|
0.90
|
0.30
|
0.25
|
|
WH1812
-050
|
4.37
|
4.73
|
3.07
|
3.41
|
0.40
|
1.00
|
0.30
|
0.25
|
|
WH1812-050-24V
|
4.37
|
4.73
|
3.07
|
3.41
|
0.40
|
1.00
|
0.30
|
0.25
|
|
WH1812
-075
|
4.37
|
4.73
|
3.07
|
3.41
|
0.40
|
1.00
|
0.30
|
0.25
|
|
WH1812
-110
|
4.37
|
4.73
|
3.07
|
3.41
|
0.40
|
1.00
|
0.30
|
0.25
|
|
WH1812-110-16V
|
4.37
|
4.73
|
3.07
|
3.41
|
0.40
|
1.00
|
0.30
|
0.25
|
|
WH1812
-125
|
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
1.00
|
0.30
|
0.25
|
|
WH1812
-150
|
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
1.00
|
0.30
|
0.25
|
|
WH1812
-160
|
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
1.20
|
0.30
|
0.25
|
|
WH1812
-200
|
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
1.20
|
0.30
|
0.25
|
|
WH1812
-260
|
4.37
|
4.73
|
3.07
|
3.41
|
0.50
|
1.20
|
0.30
|
0.25
|
|
WH1812
-300
|
4.37
|
4.73
|
3.07
|
3.41
|
0.80
|
1.40
|
0.30
|
0.25
|
|
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