| PartNumber | 1N4479 | 1N4479 TR | 1N4479 BK |
| Description | Zener Diodes Zener Diodes | Zener Diodes 39Vz 30 Zzt Ohm 31.2 Vr 37 mA 1.5pD | Zener Diodes 39Vz 30 Zzt Ohm 31.2 Vr 37 mA 1.5pD |
| Manufacturer | Microchip | Central Semiconductor | Central Semiconductor |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | N | Y | Y |
| Packaging | Bulk | Reel | Bulk |
| Brand | Microchip / Microsemi | Central Semiconductor | Central Semiconductor |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 1 | 5000 | 2000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Vz Zener Voltage | - | 39 V | 39 V |
| Mounting Style | - | Through Hole | Through Hole |
| Package / Case | - | DO-41 | DO-41 |
| Pd Power Dissipation | - | 1.5 W | 1.5 W |
| Voltage Tolerance | - | 5 % | 5 % |
| Zener Current | - | 0.05 uA | 0.05 uA |
| Zz Zener Impedance | - | 30 Ohms | 30 Ohms |
| Minimum Operating Temperature | - | - 65 C | - 65 C |
| Maximum Operating Temperature | - | + 200 C | + 200 C |
| Configuration | - | Single | Single |
| Test Current | - | 6.5 mA | 6.5 mA |
| Diameter | - | 2.72 mm | 2.72 mm |
| Length | - | 5.21 mm | 5.21 mm |
| Ir Reverse Current | - | 0.05 uA | 0.05 uA |
| Part # Aliases | - | 1N4479 PBFREE TR | 1N4479 BK PBFREE |
| Unit Weight | - | 0.010935 oz | 0.010935 oz |