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| PartNumber | 1N5257C-TAP | 1N5257C-TR | 1N5257C |
| Description | Zener Diodes RECOMMENDED ALT 78-1N5257B-TAP | Zener Diodes RECOMMENDED ALT 78-1N5257B | |
| Manufacturer | Vishay | Vishay | Vishay Semiconductor Diodes Division |
| Product Category | Zener Diodes | Zener Diodes | Diodes - Zener - Single |
| RoHS | E | E | - |
| Vz Zener Voltage | 33 V | 33 V | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | DO-35-2 | DO-35-2 | - |
| Pd Power Dissipation | 500 mW | 500 mW | - |
| Voltage Tolerance | 2 % | 2 % | - |
| Voltage Temperature Coefficient | 0.092 %/K | 0.092 %/K | - |
| Zz Zener Impedance | 58 Ohms | 58 Ohms | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 200 C | + 200 C | - |
| Configuration | Single | Single | - |
| Test Current | 3.8 mA | 3.8 mA | - |
| Packaging | Ammo Pack | Reel | Tape & Box (TB) Alternate Packaging |
| Height | 1.7 mm | 1.7 mm | - |
| Length | 3.9 mm | 3.9 mm | - |
| Termination Style | Axial | - | - |
| Width | 1.7 mm | 1.7 mm | - |
| Brand | Vishay Semiconductors | Vishay Semiconductors | - |
| Ir Reverse Current | 100 nA | 100 nA | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 10000 | 10000 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Unit Weight | 0.004409 oz | 0.004409 oz | - |
| Series | - | - | Automotive, AEC-Q101 |
| Package Case | - | - | DO-204AH, DO-35, Axial |
| Operating Temperature | - | - | -65°C ~ 175°C |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | DO-35 |
| Tolerance | - | - | ±2% |
| Power Max | - | - | 500mW |
| Voltage Zener Nom Vz | - | - | 33V |
| Impedance Max Zzt | - | - | 58 Ohm |
| Current Reverse Leakage Vr | - | - | 100nA @ 25V |
| Voltage Forward Vf Max If | - | - | 1.1V @ 200mA |