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| PartNumber | 1N4678 BK | 1N4678 TR | 1N4678-TP |
| Description | Zener Diodes 1.8Vz 7.5 uA 1Vr 120 mA 500mW | Zener Diodes Zener 1.710 to 1.89V 500mW Pd Low Noise | Diode Zener Single 1.8V 5% 500mW 2-Pin DO-35 T/R |
| Manufacturer | Central Semiconductor | Central Semiconductor | - |
| Product Category | Zener Diodes | Zener Diodes | - |
| RoHS | Y | Y | - |
| Vz Zener Voltage | 1.8 V | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | DO-35 | DO-35 | - |
| Pd Power Dissipation | 500 mW | - | - |
| Voltage Tolerance | 5 % | - | - |
| Voltage Temperature Coefficient | - | - | - |
| Zener Current | 7.5 uA | - | - |
| Zz Zener Impedance | - | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Maximum Operating Temperature | + 200 C | - | - |
| Configuration | Single | - | - |
| Test Current | 50 uA | - | - |
| Packaging | Bulk | Reel | - |
| Series | 1N4682 | 1N4678 | - |
| Diameter | 2.29 mm | - | - |
| Length | 5.08 mm | - | - |
| Brand | Central Semiconductor | Central Semiconductor | - |
| Ir Reverse Current | 7.5 uA | - | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 2500 | 10000 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Vf Forward Voltage | 1.5 V | - | - |
| Part # Aliases | 1N4678 BK PBFREE | 1N4678 PBFREE TR | - |
| Unit Weight | 0.004797 oz | - | - |