HMHA281R2 is out of stock and can be placed on backorder.
Available Substitutes:
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
HMHA281R2 | |
|---|---|
DigiKey Part Number | HMHA281R2TR-ND - Tape & Reel (TR) HMHA281R2CT-ND - Cut Tape (CT) HMHA281R2DKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | HMHA281R2 |
Description | OPTOISO 3.75KV TRANS 4-MINI-FLAT |
Manufacturer Standard Lead Time | 11 Weeks |
Customer Reference | |
Detailed Description | Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat |
Datasheet | Datasheet |
Product Attributes
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Category | Voltage - Output (Max) 80V |
Manufacturer onsemi | Current - Output / Channel 50mA |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | 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 (3)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| HMHA281R4 | onsemi | 25,000 | 488-HMHA281R4TR-ND | $0.73000 | Parametric Equivalent |
| HMHA281 | onsemi | 0 | HMHA281-ND | $0.70000 | Parametric Equivalent |
| HMHA281R2V | onsemi | 0 | HMHA281R2VTR-ND | $0.73000 | Parametric Equivalent |
Available To Order
Factory Stock: 20,000
2,500 estimated in stock on 14-Dec-2026
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
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.82000 | $0.82 |
| 10 | $0.56700 | $5.67 |
| 100 | $0.41460 | $41.46 |
| 500 | $0.34640 | $173.20 |
| 1,000 | $0.32401 | $324.01 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 2,500 | $0.29952 | $748.80 |
| 5,000 | $0.28423 | $1,421.15 |
| 7,500 | $0.27640 | $2,073.00 |
| 12,500 | $0.26755 | $3,344.38 |
| 17,500 | $0.26229 | $4,590.08 |
| 25,000 | $0.25716 | $6,429.00 |
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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