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| Part Number | SMF51A | SMF54A | SMF51CA | SMF58A | SMF51AH |
|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Meritek | Meritek | Meritek | Taiwan Semiconductor Corporation |
| Product Status | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | - | 1 | 1 |
| Bidirectional Channels | - | - | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 51V | 54V | 51V | 58V | 51V |
| Voltage - Breakdown (Min) | 56.7V | 60V | 56.7V | 64.4V | 56.7V |
| Voltage - Clamping (Max) @ Ipp | 82.4V | 87.1V | 82.4V | 93.6V | 82.4V |
| Current - Peak Pulse (10/1000µs) | 2.4A | 2.3A | 2.43A | 2.14A | 2.4A |
| Power - Peak Pulse | 200W | 200W | 200W | 200W | 200W |
| Power Line Protection | No | - | - | - | No |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | Automotive |
| Capacitance @ Frequency | - | - | - | - | - |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C | -55°C ~ 150°C | -55°C ~ 150°C | -55°C ~ 175°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | SOD-123F | SOD-123FL | SOD-123FL | SOD-123FL | SOD-123W |
| Supplier Device Package | SOD-123F | - | - | - | SOD-123W |
