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| Part Number | SA51C | SA51CA | SA54C | SA58C | SA51 | SA51A |
|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | - | 1 | 1 |
| Bidirectional Channels | 1 | 1 | 1 | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 51V | 51V | 54V | 58V | 51V | 51V |
| Voltage - Breakdown (Min) | 53.73V | 56.7V | 56.84V | 61.02V | 53.73V | 56.7V |
| Voltage - Clamping (Max) @ Ipp | 86.52V | 82.4V | 91.46V | 98.28V | 86.52V | 82.4V |
| Current - Peak Pulse (10/1000µs) | 6.2A | 6.2A | 5.9A | 5.4A | 6.2A | 6.2A |
| Power - Peak Pulse | 500W | 500W | 500W | 500W | 500W | 500W |
| 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 | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-204AC, DO-15, Axial | DO-204AC, DO-15, Axial | DO-204AC, DO-15, Axial | DO-204AC, DO-15, Axial | DO-204AC, DO-15, Axial | DO-204AC, DO-15, Axial |
| Supplier Device Package | DO-204AC (DO-15) | DO-204AC (DO-15) | DO-204AC (DO-15) | DO-204AC (DO-15) | DO-204AC (DO-15) | DO-204AC (DO-15) |
