Low Rho FSMD1812 Series
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Application
All High-Density Boards
Feature
Small surface mountable, Solid state, Faster time to trip than standard SMD devices, Lower resistance than standard SMD devices
Operation Current
1.4~6.0A
Maximum Voltage
6 V
Temperature Range
-40℃ to 85℃
Agency Recognition
| AGENCY | AGENCY FILE NUMBER |
 |
E211981 |
 |
E211981 |
 |
R50090556 |
Electrical Characteristics
|
Part
Number
|
Hold
Current |
Trip
Current |
Rated
Voltage |
Max
Current |
Typical
Power |
Max Time to Trip
|
Resistance
|
||
|
IH, A
|
IT, A
|
VMAX, VDC
|
IMAX, A
|
Pd, W
|
Current
|
Time
|
Rmin
|
R1max
|
|
| FSMD140RZ |
1.40
|
3.60
|
6
|
100
|
1.0
|
8.0
|
3.00
|
0.0100
|
0.0350
|
| FSMD190RZ |
1.90
|
4.90
|
6
|
100
|
1.0
|
8.0
|
5.00
|
0.0030
|
0.0250
|
| FSMD270RZ |
2.70
|
6.20
|
6
|
100
|
1.0
|
13.5
|
3.00
|
0.0030
|
0.0230
|
| FSMD300RZ |
3.00
|
7.00
|
6
|
100
|
1.0
|
15.0
|
2.00
|
0.0030
|
0.0220
|
| FSMD370RZ |
3.70
|
9.10
|
6
|
100
|
1.0
|
18.5
|
2.00
|
0.0030
|
0.0180
|
| FSMD500RZ |
5.00
|
10.00
|
6
|
100
|
1.0
|
25.0
|
2.00
|
0.0015
|
0.0140
|
| FSMD600RZ |
6.00
|
12.00
|
6
|
100
|
1.0
|
30.0
|
3.00
|
0.0010
|
0.0100
|
Thermal Derating
|
Temperature
|
-40℃
|
-20℃
|
0℃
|
23℃
|
30℃
|
40℃
|
50℃
|
60℃
|
70℃
|
85℃
|
|
Derating %
|
145%
|
130%
|
115%
|
100%
|
92%
|
84%
|
77%
|
69%
|
61%
|
50%
|
Product Dimension
|
Part Number
|
A
|
B
|
C
|
D
|
E
|
|||||
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
|
| FSMD140RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
0.70
|
0.25
|
0.95
|
0.25
|
0.65
|
| FSMD190RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
0.70
|
0.25
|
0.95
|
0.25
|
0.65
|
| FSMD270RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
0.70
|
0.25
|
0.95
|
0.25
|
0.65
|
| FSMD300RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
0.70
|
0.25
|
0.95
|
0.25
|
0.65
|
| FSMD370RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
0.70
|
0.25
|
0.95
|
0.25
|
0.65
|
| FSMD500RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
0.70
|
0.25
|
0.95
|
0.25
|
0.65
|
| FSMD600RZ |
4.37
|
4.73
|
3.07
|
3.41
|
0.30
|
1.00
|
0.25
|
0.95
|
0.25
|
0.65
|
