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| PartNumber | 1N4938-1 | 1N4938-1/TR | 1N4938 |
| Description | Diodes - General Purpose, Power, Switching Switching Diode | Diodes - General Purpose, Power, Switching Switching Diode | Diodes - General Purpose, Power, Switching Hi Conductance Fast |
| Manufacturer | Microchip | Microchip | ON Semiconductor |
| Product Category | Diodes - General Purpose, Power, Switching | Diodes - General Purpose, Power, Switching | Diodes - General Purpose, Power, Switching |
| RoHS | N | N | E |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-35-2 | DO-35-2 | DO-35 |
| Packaging | Bulk | Reel | Bulk |
| Brand | Microchip / Microsemi | Microchip / Microsemi | ON Semiconductor / Fairchild |
| Product Type | Diodes - General Purpose, Power, Switching | Diodes - General Purpose, Power, Switching | Diodes - General Purpose, Power, Switching |
| Factory Pack Quantity | 1 | 1 | 2000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Unit Weight | 0.004833 oz | - | 0.004833 oz |
| Product | - | Switching Diodes | - |
| Peak Reverse Voltage | - | 175 V | 200 V |
| Max Surge Current | - | 2 A | 4 A |
| If Forward Current | - | 100 mA | 500 mA |
| Configuration | - | Single | Single |
| Recovery Time | - | 50 ns | 50 ns |
| Vf Forward Voltage | - | 1 V at 100 mA | 1 V |
| Ir Reverse Current | - | 0.1 uA | 0.1 uA |
| Minimum Operating Temperature | - | - 65 C | - 65 C |
| Maximum Operating Temperature | - | + 175 C | + 175 C |
| Maximum Diode Capacitance | - | 5 pF | - |
| Pd Power Dissipation | - | 500 mW | - |
| Height | - | - | 1.91 mm |
| Length | - | - | 4.56 mm |
| Termination Style | - | - | Through Hole |
| Type | - | - | Small Signal Switching Diode |
| Width | - | - | 1.91 mm |
| Vr Reverse Voltage | - | - | 200 V |