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| Part Number | SZ1SMA48CAT3G | SZ1SMB48CAT3G | SZ1SMA58CAT3G | SZ1SMA78CAT3G | SZ1SMA18CAT3G | SZ1SMA28CAT3G | SZ1SMA40CAT3G | SZ1SMA43CAT3G | SZ1SMA45CAT3G | SZ1SMA48AT3G |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | - | - | - | - | - | - | 1 |
| Bidirectional Channels | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |
| Voltage - Reverse Standoff (Typ) | 48V | 48V | 58V | 78V | 18V | 28V | 40V | 43V | 45V | 48V |
| Voltage - Breakdown (Min) | 53.3V | 53.3V | 64.4V | 86.7V | 20V | 31.1V | 44.4V | 47.8V | 50V | 53.3V |
| Voltage - Clamping (Max) @ Ipp | 77.4V | 77.4V | 93.6V | 126V | 29.2V | 45.4V | 64.5V | 69.4V | 72.2V | 77.4V |
| Current - Peak Pulse (10/1000µs) | 5.2A | 7.7A | 4.3A | 3.2A | 13.7A | 8.8A | 6.2A | 5.8A | 5.5A | 5.2A |
| Power - Peak Pulse | 400W | 600W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W |
| Power Line Protection | No | No | No | No | No | No | No | No | No | No |
| Applications | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive |
| Capacitance @ Frequency | 135pF @ 1MHz | 190pF @ 1MHz | 115pF @ 1MHz | - | 335pF @ 1MHz | 225pF @ 1MHz | 160pF @ 1MHz | - | - | 265pF @ 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) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AC, SMA | DO-214AA, SMB | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA |
| Supplier Device Package | SMA | SMB | SMA | SMA | SMA | SMA | SMA | SMA | SMA | SMA |
