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HMHA281 is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
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HMHA281 | |
|---|---|
DigiKey Part Number | HMHA281-ND |
Manufacturer | |
Manufacturer Part Number | HMHA281 |
Description | OPTOISO 3.75KV TRANS 4-MINI-FLAT |
Manufacturer Standard Lead Time | 12 Weeks |
Customer Reference | |
Detailed Description | Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat |
Datasheet | Datasheet |
EDA/CAD Models | HMHA281 Models |
Product Attributes
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Category | Voltage - Output (Max) 80V |
Manufacturer onsemi | Current - Output / Channel 50mA |
Packaging Tube | Voltage - Forward (Vf) (Typ) 1.3V (Max) |
Part Status Active | Current - DC Forward (If) (Max) 50 mA |
Number of Channels 1 | Vce Saturation (Max) 400mV |
Voltage - Isolation 3750Vrms | Operating Temperature -55°C ~ 100°C |
Current Transfer Ratio (Min) 50% @ 5mA | Mounting Type Surface Mount |
Current Transfer Ratio (Max) 600% @ 5mA | Package / Case 4-SOIC (0.173", 4.40mm Width) |
Rise / Fall Time (Typ) 3µs, 3µs | Supplier Device Package 4-Mini-Flat |
Input Type DC | Base Product Number |
Output Type Transistor |
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Substitutes (4)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| HMHA281R4 | onsemi | 25,000 | 488-HMHA281R4TR-ND | $0.73000 | Parametric Equivalent |
| HMHA281R2 | onsemi | 0 | HMHA281R2TR-ND | $0.82000 | Parametric Equivalent |
| HMHA281R2V | onsemi | 0 | HMHA281R2VTR-ND | $0.73000 | Parametric Equivalent |
| TCMT1100 | Vishay Semiconductor Opto Division | 0 | TCMT1100TR-ND | $0.60000 | Similar |
Available To Order
Factory Stock: 80,600
150 estimated in stock on 15-Jan-2027
This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.
Quantity
All prices are in USD
Tube
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.70000 | $0.70 |
| 10 | $0.48600 | $4.86 |
| 150 | $0.33593 | $50.39 |
| 600 | $0.28800 | $172.80 |
| 1,050 | $0.27262 | $286.25 |
| 2,100 | $0.25617 | $537.96 |
| 5,100 | $0.23870 | $1,217.37 |
| 10,050 | $0.22763 | $2,287.68 |
| 25,050 | $0.21531 | $5,393.52 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.
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