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| Part Number | SZ1SMB18AT3G | SZ1SMB28AT3G | SZ1SMB48AT3G | SZ1SMB58AT3G | SZ1SMB18CAT3G | SZ1SMA18AT3G | SZ1SMB12AT3G | SZ1SMB13AT3G | SZ1SMB14AT3G | SZ1SMB15AT3G | SZ1SMB16AT3G | SZ1SMB17AT3G | SZ1SMB18AT3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | onsemi |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | - |
| Unidirectional Channels | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |
| Bidirectional Channels | - | - | - | - | 1 | - | - | - | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 18V | 28V | 48V | 58V | 18V | 18V | 12V | 13V | 14V | 15V | 16V | 17V | - |
| Voltage - Breakdown (Min) | 20V | 31.1V | 53.3V | 64.4V | 20V | 20V | 13.3V | 14.4V | 15.6V | 16.7V | 17.8V | 18.9V | - |
| Voltage - Clamping (Max) @ Ipp | 29.2V | 45.4V | 77.4V | 93.6V | 29.2V | 29.2V | 19.9V | 21.5V | 23.2V | 24.4V | 26V | 27.6V | - |
| Current - Peak Pulse (10/1000µs) | 20.5A | 13.2A | 7.7A | 6.4A | 20.5A | 13.7A | 30.2A | 27.9A | 25.8A | 24A | 23.1A | 21.7A | - |
| Power - Peak Pulse | 600W | 600W | 600W | 600W | 600W | 400W | 600W | 600W | 600W | 600W | 600W | 600W | - |
| Power Line Protection | No | No | No | No | No | No | No | No | No | No | No | No | - |
| Applications | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | - |
| Capacitance @ Frequency | 870pF @ 1MHz | 590pF @ 1MHz | 365pF @ 1MHz | 310pF @ 1MHz | 465pF @ 1MHz | 645pF @ 1MHz | 1245pF @ 1MHz | 1160pF @ 1MHz | 1085pF @ 1MHz | 1020pF @ 1MHz | 965pF @ 1MHz | 915pF @ 1MHz | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AC, SMA | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | - |
| Supplier Device Package | SMB | SMB | SMB | SMB | SMB | SMA | SMB | SMB | SMB | SMB | DO-214AA (SMBJ) | SMB | - |
