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| Part Number | 1SMC48AT3G | 1SMC78AT3G | 1SMC18AT3G | 1SMC28AT3G | 1SMC40AT3G | 1SMC43AT3G |
|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | onsemi | Littelfuse Inc. | Littelfuse Inc. | onsemi | Littelfuse Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Active | Obsolete |
| Type | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | 1 | 1 | 1 |
| Bidirectional Channels | - | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 48V | 78V | 18V | 28V | 40V | 43V |
| Voltage - Breakdown (Min) | 53.3V | 86.7V | 20V | 31.1V | 44.4V | 47.8V |
| Voltage - Clamping (Max) @ Ipp | 77.4V | 126V | 29.2V | 45.4V | 64.5V | 69.4V |
| Current - Peak Pulse (10/1000µs) | 19.4A | 11.4A | 51.4A | 33A | 32.2A | 21.6A |
| Power - Peak Pulse | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) |
| Power Line Protection | No | No | No | No | No | No |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - | - | - | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC |
| Supplier Device Package | SMC | SMC | SMC | SMC | SMC | SMC |
