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| Part Number | SMBJ440C | SMBJ440CA | SMBJ440 | SMBJ440A |
|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Bourns Inc. | Littelfuse Inc. | Meritek |
| Product Status | Obsolete | Active | Obsolete | Active |
| Type | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | 1 | 1 |
| Bidirectional Channels | 1 | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 440V | 440V | 440V | 440V |
| Voltage - Breakdown (Min) | 465.75V | 492V | 465.75V | 492V |
| Voltage - Clamping (Max) @ Ipp | 748.65V | 713V | 748.65V | 713V |
| Current - Peak Pulse (10/1000µs) | 900mA | 900mA | 900mA | 840mA |
| Power - Peak Pulse | 600W | 600W | 600W | 600W |
| Power Line Protection | No | No | No | - |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -55°C ~ 150°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA (SMB) |
| Supplier Device Package | DO-214AA (SMBJ) | SMB (DO-214AA) | DO-214AA (SMBJ) | - |
