| PartNumber | 1N3993 | 1N3993RA |
| Description | Zener Diodes Zener Diodes | Zener Diodes Zener Diodes |
| Manufacturer | Microchip | Microchip |
| Product Category | Zener Diodes | Zener Diodes |
| RoHS | N | N |
| Packaging | Tray | Tray |
| Brand | Microchip / Microsemi | Microchip / Microsemi |
| Product Type | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 1 | 1 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers |
| Vz Zener Voltage | - | 3.9 V |
| Mounting Style | - | Stud Mount |
| Package / Case | - | DO-203AA-2 |
| Pd Power Dissipation | - | 10 W |
| Voltage Tolerance | - | 5 % |
| Voltage Temperature Coefficient | - | - 0.06 %/C |
| Zener Current | - | 2440 mA |
| Zz Zener Impedance | - | 2 Ohms |
| Minimum Operating Temperature | - | - 65 C |
| Maximum Operating Temperature | - | + 175 C |
| Configuration | - | Single |
| Test Current | - | 640 mA |
| Diameter | - | 11.1 mm |
| Length | - | 20.32 mm |
| Ir Reverse Current | - | 100 uA |
| Vf Forward Voltage | - | 1.5 V |