| PartNumber | 1N5259B-TP | 1N5259B-TAP | 1N5259B-T |
| Description | Zener Diodes 500mW 39V | Zener Diodes 39 Volt 0.5W 5% | Zener Diodes 500MW 39V |
| Manufacturer | Micro Commercial Components (MCC) | Vishay | Diodes Incorporated |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | Y | Y | Y |
| Vz Zener Voltage | 39 V | 39 V | 39 V |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-35-2 | DO-35-2 | DO-35-2 |
| Pd Power Dissipation | 500 mW | 500 mW | 500 mW |
| Voltage Tolerance | 5 % | 5 % | 5 % |
| Voltage Temperature Coefficient | 0.094 %/C | 0.094 %/K | 0.094 %/C |
| Zener Current | 100 nA | 3.2 mA | - |
| Zz Zener Impedance | 80 Ohms | 80 Ohms | 80 Ohms |
| Minimum Operating Temperature | - 55 C | - 65 C | - 65 C |
| Maximum Operating Temperature | + 150 C | + 175 C | + 200 C |
| Configuration | Single | Single | Single |
| Test Current | 3.2 mA | 3.2 mA | 3.2 mA |
| Packaging | Reel | Ammo Pack | Reel |
| Series | 1N525 | 1N52xxB | 1N52 |
| Diameter | 2 mm | - | - |
| Length | 4.2 mm | 3.9 mm | 4 mm |
| Brand | Micro Commercial Components (MCC) | Vishay Semiconductors | Diodes Incorporated |
| Ir Reverse Current | 100 nA | 100 nA | 100 nA |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 10000 | 10000 | 10000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Vf Forward Voltage | 1.1 V | - | - |
| Unit Weight | 0.004833 oz | 0.004409 oz | 0.004586 oz |
| Height | - | 1.7 mm | 2 mm |
| Termination Style | - | Axial | Axial |
| Width | - | 1.7 mm | 2 mm |