| 1SMB26A | ON Semiconductor | 600W Zener |
| 1SMB26AT3 | ON Semiconductor | 600W Zener |
| 1SMB26CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB26CA | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB26CAT3 | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB28A | ON Semiconductor | 600W Zener |
| 1SMB28AT3 | ON Semiconductor | 600W Zener |
| 1SMB28CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB28CA | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB28CAT3 | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB30A | Central Semiconductor | SMD Transient Suppressor Single: 600W Uni-polar |
| 1SMB30A | ON Semiconductor | 600W Zener |
| 1SMB30AT3 | ON Semiconductor | 600W Zener |
| 1SMB30CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |
| 1SMB30CA | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB30CAT3 | ON Semiconductor | Zener Transient Voltage Suppressors |
| 1SMB33A | Central Semiconductor | SMD Transient Suppressor Single: 600W Uni-polar |
| 1SMB33A | ON Semiconductor | 600W Zener |
| 1SMB33AT3 | ON Semiconductor | 600W Zener |
| 1SMB33CA | Central Semiconductor | SMD Transient Suppressor Single: 600W Bi-polar |