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| Part Number | SMF4L18A | SMF4L18CA | SMF4L28A | SMF4L48A | SMF4L10A | SMF4L11A | SMF4L12A | SMF4L13A | SMF4L14A | SMF4L15A | SMF4L16A | SMF4L17A | SMF4L180A | SMF4L188A |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Bidirectional Channels | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 18V | 18V | 28V | 48V | 10V | 11V | 12V | 13V | 14V | 15V | 16V | 17V | 180V | 188V |
| Voltage - Breakdown (Min) | 20V | 20V | 31.1V | 53.3V | 11.1V | 12.2V | 13.3V | 14.4V | 15.6V | 16.7V | 17.8V | 18.9V | 201V | 209V |
| Voltage - Clamping (Max) @ Ipp | 29.2V | 29.2V | 45.4V | 77.4V | 17V | 18.2V | 19.9V | 21.5V | 23.2V | 24.4V | 26V | 27.6V | 292V | 304V |
| Current - Peak Pulse (10/1000µs) | 13.7A | 13.7A | 8.8A | 5.2A | 23.5A | 22A | 20.1A | 18.6A | 17.2A | 16.4A | 15.4A | 14.5A | 700mA | 700mA |
| Power - Peak Pulse | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W |
| Power Line Protection | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -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 | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F |
| Supplier Device Package | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F |
