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| Part Number | SMF4L220A | SMF4L22CA | SMF4L22A | SMF4L250A | SMF4L120A | SMF4L200A | SMF4L20A |
|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | - | 1 | 1 | 1 | 1 | 1 |
| Bidirectional Channels | - | 1 | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 220V | 22V | 22V | 250V | 120V | 200V | 20V |
| Voltage - Breakdown (Min) | 246V | 24.4V | 24.4V | 279V | 133V | 224V | 22.2V |
| Voltage - Clamping (Max) @ Ipp | 356V | 35.5V | 35.5V | 405V | 193V | 324V | 32.4V |
| Current - Peak Pulse (10/1000µs) | 600mA | 11.3A | 11.3A | 500mA | 1A | 600mA | 12.3A |
| Power - Peak Pulse | 400W | 400W | 400W | 400W | 400W | 400W | 400W |
| Power Line Protection | No | No | No | No | No | No | No |
| Applications | 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) |
| Mounting Type | 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 |
| Supplier Device Package | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F | SOD-123F |
