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| Part Number | 1SMB43CAT3G | 1SMB45CAT3G | 1SMB48CAT3G | 1SMB33CAT3G | 1SMB40CAT3G | 1SMB43AT3G | 1SMB43CAT3 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | onsemi | onsemi | Littelfuse Inc. | onsemi | onsemi | onsemi |
| Product Status | Obsolete | Active | Active | Obsolete | Active | Active | Obsolete |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | - | - | 1 | - |
| Bidirectional Channels | 1 | 1 | 1 | 1 | 1 | - | 1 |
| Voltage - Reverse Standoff (Typ) | 43V | 45V | 48V | 33V | 40V | 43V | 43V |
| Voltage - Breakdown (Min) | 47.8V | 50V | 53.3V | 36.7V | 44.4V | 47.8V | 47.8V |
| Voltage - Clamping (Max) @ Ipp | 69.4V | 72.2V | 77.4V | 53.3V | 64.5V | 69.4V | 69.4V |
| Current - Peak Pulse (10/1000µs) | 8.6A | 8.3A | 7.7A | 11.3A | 9.3A | 8.6A | 8.6A |
| Power - Peak Pulse | 600W | 600W | 600W | 600W | 600W | 600W | 600W |
| Power Line Protection | No | No | No | No | No | No | No |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | 210pF @ 1MHz | 200pF @ 1MHz | 190pF @ 1MHz | 265pF @ 1MHz | 220pF @ 1MHz | 400pF @ 1MHz | 210pF @ 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) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AA, SMB | 425-FBGA | 425-FBGA | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB |
| Supplier Device Package | SMB | 425-TEPBGA I (19x19) | 425-TEPBGA I (19x19) | SMB | SMB | SMB | SMB |
