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| Part Number | SMCJ51CA-Q | SMCJ54CA-Q | SMCJ51CA-QH | SMCJ51A-Q |
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | 1 |
| Bidirectional Channels | 1 | 1 | 1 | - |
| Voltage - Reverse Standoff (Typ) | 51V | 54V | 51V | 51V |
| Voltage - Breakdown (Min) | 56.7V | 60V | 56.7V | 56.7V |
| Voltage - Clamping (Max) @ Ipp | 82.4V | 87.1V | 82.4V | 82.4V |
| Current - Peak Pulse (10/1000µs) | 18.2A | 17.3A | 18.2A | 18.2A |
| Power - Peak Pulse | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) |
| Power Line Protection | No | No | No | No |
| Applications | Automotive | Automotive | Automotive | Automotive |
| Capacitance @ Frequency | - | - | - | - |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC |
| Supplier Device Package | DO-214AB (SMC) | DO-214AB (SMC) | DO-214AB (SMC) | DO-214AB (SMC) |
