| PartNumber | BYV29-400,127 | BYV29-400-E3/45 | BYV29-400HE3/45 |
| Description | Rectifiers RECT UFAST 400VAC | Rectifiers 400 Volt 8.0A 35ns Single Glass Pass | Rectifiers 400 Volt 8.0A 35ns Single Glass Pass |
| Manufacturer | WeEn Semiconductors | Vishay | Vishay Semiconductor Diodes Division |
| Product Category | Rectifiers | Rectifiers | Diodes, Rectifiers - Single |
| RoHS | Y | E | - |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220AC | - |
| Vr Reverse Voltage | 400 V | 400 V | - |
| If Forward Current | 9 A | 8 A | - |
| Type | Fast Recovery Rectifiers | Fast Recovery Rectifiers | - |
| Configuration | Single | Single | Single |
| Vf Forward Voltage | 1.4 V | 1.03 V | - |
| Max Surge Current | 110 A | 110 A | 110 A |
| Ir Reverse Current | 50 uA | 10 uA | - |
| Recovery Time | 60 ns | 50 ns | 50 ns |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Height | 9.4 mm | 8.89 mm | - |
| Length | 10.3 mm | 10.54 mm | - |
| Product | Rectifiers | Rectifiers | Ultra Fast Recovery Rectifiers |
| Width | 4.5 mm | 4.7 mm | - |
| Brand | WeEn Semiconductors | Vishay Semiconductors | - |
| Product Type | Rectifiers | Rectifiers | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Part # Aliases | 933641020127 BYV29-400 | - | - |
| Unit Weight | 0.211644 oz | 0.211644 oz | 0.211644 oz |
| Packaging | - | Tube | Tube |
| Termination Style | - | Axial | - |
| Pd Power Dissipation | - | - | - |
| Series | - | - | - |
| Package Case | - | - | TO-220-2 |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | TO-220AC |
| Speed | - | - | Fast Recovery = 200mA (Io) |
| Diode Type | - | - | Standard |
| Current Reverse Leakage Vr | - | - | 10μA @ 400V |
| Voltage Forward Vf Max If | - | - | 1.25V @ 8A |
| Voltage DC Reverse Vr Max | - | - | 400V |
| Current Average Rectified Io | - | - | 8A |
| Reverse Recovery Time trr | - | - | 50ns |
| Capacitance Vr F | - | - | - |
| Operating Temperature Junction | - | - | -40°C ~ 150°C |
| Vf Forward Voltage | - | - | 1.4 V at 20 A |
| Vr Reverse Voltage | - | - | 400 V |
| Ir Reverse Current | - | - | 10 uA |
| If Forward Current | - | - | 8 A |