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| Part Number | SMBJ28A-HR | SMBJ28A-TR | SMBJ28A-HRA | SMBJ28CA-HR | SMBJ26A-HR | SMBJ28A-HF |
|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | STMicroelectronics | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Comchip Technology |
| Product Status | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | - | 1 | 1 |
| Bidirectional Channels | - | - | - | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 28V | 28V | 28V | 28V | 26V | 28V |
| Voltage - Breakdown (Min) | 31.1V | 31.1V | 31.1V | 31.1V | 28.9V | 31.1V |
| Voltage - Clamping (Max) @ Ipp | 45.4V | 45.4V | 45.4V | 45.4V | 42.1V | 45.4V |
| Current - Peak Pulse (10/1000µs) | 13.3A | 13.8A | 13.3A | 13.3A | 14.3A | 13.2A |
| Power - Peak Pulse | 600W | 600W | 600W | 600W | 600W | 600W |
| Power Line Protection | No | No | No | No | No | No |
| Applications | General Purpose | General Purpose | 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) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | 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-214AA, SMB |
| Supplier Device Package | DO-214AA (SMBJ) | SMB (DO-214AA) | DO-214AA (SMBJ) | DO-214AA (SMBJ) | DO-214AA (SMBJ) | DO-214AA (SMB) |
