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| Part Number | SZ1SMA22CAT3G | SZ1SMB22CAT3G | SZ1SMA28CAT3G | SZ1SMA26CAT3G | SZ1SMA24CAT3G | SZ1SMA12CAT3G | SZ1SMA20CAT3G | SZ1SMA22AT3G |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | 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 |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | - | - | - | - | 1 |
| Bidirectional Channels | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |
| Voltage - Reverse Standoff (Typ) | 22V | 22V | 28V | 26V | 24V | 12V | 20V | 22V |
| Voltage - Breakdown (Min) | 24.4V | 24.4V | 31.1V | 28.9V | 26.7V | 13.3V | 22.2V | 24.4V |
| Voltage - Clamping (Max) @ Ipp | 35.5V | 35.5V | 45.4V | 42.1V | 38.9V | 19.9V | 32.4V | 35.5V |
| Current - Peak Pulse (10/1000µs) | 11.3A | 16.9A | 8.8A | 9.5A | 10.3A | 20.1A | 12.3A | 11.3A |
| Power - Peak Pulse | 400W | 600W | 400W | 400W | 400W | 400W | 400W | 400W |
| Power Line Protection | No | No | No | No | No | No | No | No |
| Applications | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive |
| Capacitance @ Frequency | - | 390pF @ 1MHz | 225pF @ 1MHz | 240pF @ 1MHz | 260pF @ 1MHz | - | - | 540pF @ 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) |
| Mounting Type | 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 |
| Supplier Device Package | SMA | SMB | SMA | SMA | SMA | SMA | SMA | SMA |
