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| Part Number | SMDJ18A | SMDJ18CA | SMDJ18AH | SMDJ19A | SMDJ18C | SMDJ15A | SMDJ16A | SMDJ17A | SMDJ18 | SMDJ180 | SMDJ180A |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Taiwan Semiconductor Corporation | Meritek | Meritek | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Meritek | 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) | 18V | 18V | 18V | 19V | 18V | 15V | 16V | 17V | 18V | 180V | 180V |
| Voltage - Breakdown (Min) | 20V | 20V | 20V | 21.1V | 20V | 16.7V | 17.8V | 18.9V | 20V | 200.16V | 198V |
| Voltage - Clamping (Max) @ Ipp | 29.2V | 29.2V | 29.2V | 30.8V | 32.2V | 24.4V | 26V | 27.6V | 32.2V | 322.2V | 292V |
| Current - Peak Pulse (10/1000µs) | 102.7A | 102.7A | 102.7A | 97.47A | 93.17A | 123A | 115.4A | 108.7A | 93.17A | 9.31A | 10.3A |
| 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 |
| Applications | General Purpose | General Purpose | Automotive, Telecom | General Purpose | General Purpose | 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) | -55°C ~ 175°C (TJ) | -55°C ~ 150°C | -55°C ~ 150°C | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -55°C ~ 150°C | -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 (SMC) | - | - | DO-214AB (SMCJ) | DO-214AB (SMCJ) | DO-214AB (SMCJ) | - | - | DO-214AB (SMCJ) |
