| 1SMB45CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB45CA | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB45CAT3 | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB48A | Central Semiconductor | SMD Transient Suppressor Single: 600W Uni-polar |
| 1SMB48A | ON Semiconductor | 600W Zener |
| 1SMB48AT3 | ON Semiconductor | 600W Zener |
| 1SMB48CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB48CA | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB48CAT3 | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB5.0A | Central Semiconductor | SMD Transient Suppressor Single: 600W Uni-polar |
| 1SMB5.0A | ON Semiconductor | 600W Zener |
| 1SMB5.0AT3 | ON Semiconductor | 600W Zener |
| 1SMB5.0CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB51A | ON Semiconductor | 600W Zener |
| 1SMB51AT3 | ON Semiconductor | 600W Zener |
| 1SMB51CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB51CA | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB51CAT3 | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB54A | ON Semiconductor | 600W Zener |
| 1SMB54AT3 | ON Semiconductor | 600W Zener |