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| PartNumber | 1SMB5918BT3G | 1SMB5918BT3 | 1SMB5918BT3G 5V1 |
| Description | Zener Diodes 5.1V 3W | Zener Diodes 5.1V 3W | |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | Zener Diodes | Zener Diodes | - |
| RoHS | Y | N | - |
| Vz Zener Voltage | 5.1 V | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SMB | SMB | - |
| Pd Power Dissipation | 3 W | 3 W | - |
| Voltage Tolerance | 5 % | - | - |
| Voltage Temperature Coefficient | - | - | - |
| Zz Zener Impedance | 4 Ohms | - | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Configuration | Single | Single | - |
| Test Current | - | - | - |
| Packaging | Reel | Reel | - |
| Series | 1SMB5918B | - | - |
| Height | 2.3 mm | 2.13 mm | - |
| Length | 4.32 mm | 4.32 mm | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Width | 3.56 mm | 3.56 mm | - |
| Brand | ON Semiconductor | ON Semiconductor | - |
| Ir Reverse Current | 5 uA | - | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 2500 | 2500 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Vf Forward Voltage | 1.5 V | - | - |
| Unit Weight | 0.006349 oz | 0.006349 oz | - |