![](/g/img/star_on.png)
![](/g/img/star_on.png)
![](/g/img/star_on.png)
![](/g/img/star_on.png)
![](/g/img/star_off.png)
Part Number | HMHA281R4V |
Main Category | Isolators |
Sub Category | Optoisolators - Transistor, Photovoltaic Output |
Brand | Fairchild |
Description | OPTOISO 3.75KV TRANSISTOR 4SMD |
Series | - |
Packaging | Tape & Reel (TR) |
Number of Channels | 1 |
Voltage - Isolation | 3750Vrms |
Current Transfer Ratio (Min) | 50% @ 5mA |
Current Transfer Ratio (Max) | 600% @ 5mA |
Turn On / Turn Off Time (Typ) | - |
Rise / Fall Time (Typ) | 3µs, 3µs |
Input Type | DC |
Output Type | Transistor |
Voltage - Output (Max) | 80V |
Current - Output / Channel | 50mA |
Voltage - Forward (Vf) (Typ) | 1.3V (Max) |
Current - DC Forward (If) (Max) | 50mA |
Vce Saturation (Max) | 400mV |
Operating Temperature | -55°C ~ 100°C |
Mounting Type | Surface Mount |
Package / Case | 4-SOIC (0.173", 4.40mm) |
Supplier Device Package | 4-Mini-Flat |
Image | ![]() |
HMHA281R4V
FARCHILD
2500
0.15
North Lightronics Limited
HMHA281R4V
FAIRCH
30000
1.53
Superior Electronics Limited
HMHA281R4V
FAIRCHILP
3800
2.91
SUMMER TECH(HK) LIMITED
HMHA281R4V
FARICHILD
5500
4.29
Cicotex Electronics (HK) Limited
HMHA281R4V
FAIRCHLD
5000
5.67
Gallop Great Holdings (Hong Kong) Limited