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| PartNumber | 1N5918B | 1N5918B BK | 1N5918B G |
| Description | Zener Diodes Zener Diodes | Zener Diodes 5.1 Vz 4 Ohm 5 uA 2 Vr 294 mA 1.5W | Zener Diodes Zener Voltage Regulator Diode |
| Manufacturer | Microchip | Central Semiconductor | Microchip |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | N | Y | N |
| Vz Zener Voltage | 5.1 V | 5.1 V | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | DO-41-2 | DO-41 | - |
| Pd Power Dissipation | 1.25 W | 1.5 W | - |
| Voltage Tolerance | 5 % | 5 % | - |
| Zener Current | 294 mA | 5 uA | - |
| Zz Zener Impedance | 4 Ohms | 4 Ohms | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 175 C | + 200 C | - |
| Configuration | Single | Single | - |
| Test Current | 73.5 mA | 73.5 mA | - |
| Packaging | Bulk | Bulk | - |
| Diameter | 2.16 mm | 2.72 mm | - |
| Length | 4.06 mm | 5.21 mm | - |
| Termination Style | Axial | - | - |
| Brand | Microchip / Microsemi | Central Semiconductor | Microchip / Microsemi |
| Ir Reverse Current | 5 uA | 5 uA | - |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 1 | 2000 | 100 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Vf Forward Voltage | 1.2 V | 1.5 V | - |
| Voltage Temperature Coefficient | - | - | - |
| Part # Aliases | - | 1N5918B BK PBFREE | - |