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| Part Number | SMDJ40A | SMDJ40CA | SMDJ48A | SMDJ43A | SMDJ45A | SMDJ440A | SMDJ40AH | SMDJ40C | SMDJ30A | SMDJ40 | SMDJ400A |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Taiwan Semiconductor Corporation | Meritek | Littelfuse Inc. | Meritek | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | - | 1 | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 |
| Bidirectional Channels | - | 1 | - | - | - | - | - | 1 | - | - | - |
| Voltage - Reverse Standoff (Typ) | 40V | 40V | 48V | 43V | 45V | 440V | 40V | 40V | 30V | 40V | 400V |
| Voltage - Breakdown (Min) | 44.4V | 44.4V | 53.3V | 47.8V | 50V | 492V | 44.4V | 44.4V | 33.3V | 44.4V | 447V |
| Voltage - Clamping (Max) @ Ipp | 64.5V | 64.5V | 77.4V | 69.4V | 72.7V | 713V | 64.5V | 71.4V | 48.4V | 71.4V | 648V |
| Current - Peak Pulse (10/1000µs) | 46.5A | 46.5A | 38.8A | 43.2A | 41.3A | 5.7A | 46.5A | 42.02A | 62A | 42.02A | 6.2A |
| Power - Peak Pulse | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) |
| Power Line Protection | No | No | No | No | No | No | No | - | No | - | No |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | Telecom | Automotive, Telecom | General Purpose | General Purpose | General Purpose | Telecom |
| 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) | -55°C ~ 175°C (TJ) | -55°C ~ 150°C | -65°C ~ 150°C (TJ) | -55°C ~ 150°C | -65°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 |
| Package / Case | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB (SMC) | DO-214AB, SMC | DO-214AB (SMC) | DO-214AB, SMC |
| Supplier Device Package | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMC) | - | DO-214AB (SMCJ) | - | DO-214AB (SMCJ) |
