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| PartNumber | 1N4937 BK | 1N4937 | 1N4937 R0 |
| Description | Rectifiers Fast Recovery 500ns Rectifier | Rectifiers Vr/600V Io/1A T/R | RECTIFIER DIODE 1N4937 R0, PK |
| Manufacturer | Central Semiconductor | Taiwan Semiconductor | - |
| Product Category | Rectifiers | Rectifiers | - |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | DO-41 | DO-41 | - |
| Vr Reverse Voltage | 600 V | 600 V | - |
| If Forward Current | 1 A | 1 A | - |
| Type | Fast Recovery Rectifiers | Fast Recovery Rectifiers | - |
| Configuration | Single | Single | - |
| Vf Forward Voltage | 1.2 V | 1.2 V | - |
| Max Surge Current | 30 A | 30 A | - |
| Ir Reverse Current | 5 uA | 5 uA | - |
| Recovery Time | 200 ns | 200 ns | - |
| Series | 1N4937 | 1N493 | - |
| Packaging | Bulk | Reel | - |
| Product | Rectifiers | Rectifiers | - |
| Brand | Central Semiconductor | Taiwan Semiconductor | - |
| Product Type | Rectifiers | Rectifiers | - |
| Factory Pack Quantity | 2000 | 5000 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Part # Aliases | 1N4937 BK PBFREE | 1N4937 R0 | - |
| Minimum Operating Temperature | - | - 65 C | - |
| Maximum Operating Temperature | - | + 150 C | - |
| Height | - | 2.7 mm | - |
| Length | - | 5.2 mm | - |
| Termination Style | - | Through Hole | - |
| Width | - | 2.7 mm | - |
| Unit Weight | - | 0.010935 oz | - |