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| PartNumber | 1N5921BG | 1N5921B BK | 1N5921B |
| Description | Zener Diodes 6.8V 3W | Zener Diodes 6.8 Vz 3 Ohm 5 uA 5.2 Vr 220 mA 1.5W | Zener Diodes Zener Diodes |
| Manufacturer | ON Semiconductor | Central Semiconductor | Microchip |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | Y | Y | N |
| Vz Zener Voltage | 6.8 V | 6.8 V | 6.8 V |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-41-2 | DO-41 | DO-41-2 |
| Pd Power Dissipation | 3 W | 1.5 W | 1.25 W |
| Voltage Tolerance | 5 % | 5 % | 5 % |
| Voltage Temperature Coefficient | - | - | - |
| Zener Current | 5 uA | 5 uA | 220 mA |
| Zz Zener Impedance | 2.5 Ohms | 3 Ohms | 2.5 Ohms |
| Minimum Operating Temperature | - 65 C | - 65 C | - 65 C |
| Maximum Operating Temperature | + 200 C | + 200 C | + 175 C |
| Configuration | Single | Single | Single |
| Test Current | 55.1 mA | 55.1 mA | 55.1 mA |
| Packaging | Bulk | Bulk | Bulk |
| Series | 1N59xxB | - | - |
| Diameter | 2.7 mm | 2.72 mm | 2.16 mm |
| Height | - | - | - |
| Length | 5.2 mm | 5.21 mm | 4.06 mm |
| Termination Style | Axial | - | Axial |
| Width | - | - | - |
| Brand | ON Semiconductor | Central Semiconductor | Microchip / Microsemi |
| Voltage Regulation Accuracy | - | - | - |
| Ir Reverse Current | 5 uA | 5 uA | 5 uA |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 2000 | 2000 | 1 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Vf Forward Voltage | 1.5 V | 1.5 V | 1.2 V |
| Unit Weight | 0.010935 oz | - | - |
| Part # Aliases | - | 1N5921B BK PBFREE | - |