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| Part Number | TPSMC91A | TPSMC91CA | TPSMC51A |
|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active |
| Type | Zener | Zener | Zener |
| Unidirectional Channels | 1 | - | 1 |
| Bidirectional Channels | - | 1 | - |
| Voltage - Reverse Standoff (Typ) | 77.8V | 77.8V | 43.6V |
| Voltage - Breakdown (Min) | 86.5V | 86.5V | 48.5V |
| Voltage - Clamping (Max) @ Ipp | 125V | 125V | 70.1V |
| Current - Peak Pulse (10/1000µs) | 12.2A | 12.2A | 21.7A |
| Power - Peak Pulse | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) |
| Power Line Protection | No | No | No |
| Applications | Automotive | Automotive | Automotive |
| Capacitance @ Frequency | - | - | - |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC |
| Supplier Device Package | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMCJ) |
