BY8 is out of stock and can be placed on backorder.
Available Substitutes:

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BY8 | |
|---|---|
DigiKey Part Number | 4878-BY8TR-ND - Tape & Reel (TR) 4878-BY8CT-ND - Cut Tape (CT) |
Manufacturer | |
Manufacturer Product Number | BY8 |
Description | DIODE STANDARD 8000V 500MA AXIAL |
Manufacturer Standard Lead Time | 10 Weeks |
Customer Reference | |
Detailed Description | Diode 8000 V 500mA Through Hole Axial |
Datasheet | Datasheet |
EDA/CAD Models | BY8 Models |
Product Attributes
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Category | Speed Standard Recovery >500ns, > 200mA (Io) |
Mfr | Reverse Recovery Time (trr) 1.5 µs |
Packaging Tape & Reel (TR) Cut Tape (CT) | Current - Reverse Leakage @ Vr 1 µA @ 8000 V |
Part Status Active | Mounting Type |
Technology | Package / Case |
Voltage - DC Reverse (Vr) (Max) 8000 V | Supplier Device Package Axial |
Current - Average Rectified (Io) 500mA | Operating Temperature - Junction -50°C ~ 150°C |
Voltage - Forward (Vf) (Max) @ If 8 V @ 500 mA |
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Substitutes (1)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| BY8 | Diotec Semiconductor | 0 | 4878-BY8TR-ND | $3.50000 | Parametric Equivalent |
In-Stock: 0
1,000 estimated in stock on 03-Dec-2026
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Quantity
All prices are in USD
Cut Tape (CT)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $3.50000 | $3.50 |
| 10 | $2.63200 | $26.32 |
| 100 | $1.55030 | $155.03 |
| 500 | $1.05776 | $528.88 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1,000 | $1.57410 | $1,574.10 |
| 2,000 | $1.33950 | $2,679.00 |
| 3,000 | $1.31750 | $3,952.50 |
| 5,000 | $0.88625 | $4,431.25 |
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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