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| Part Number | 3KP18A-B | 3KP28A-B | 3KP18C-B | 3KP18CA-B | 3KP12A-B | 3KP13A-B | 3KP14A-B | 3KP15A-B | 3KP16A-B | 3KP17A-B | 3KP18-B | 3KP180-B | 3KP180A-B |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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. |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | 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 |
| Bidirectional Channels | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 18V | 28V | 18V | 18V | 12V | 13V | 14V | 15V | 16V | 17V | 18V | 180V | 180V |
| Voltage - Breakdown (Min) | 20V | 31.1V | 18.95V | 20V | 13.3V | 14.4V | 15.6V | 16.7V | 17.8V | 18.9V | 18.95V | 189.45V | 200V |
| Voltage - Clamping (Max) @ Ipp | 29.2V | 45.4V | 30.66V | 29.2V | 19.9V | 21.5V | 23.2V | 24.4V | 26V | 27.6V | 30.66V | 303.45V | 289V |
| Current - Peak Pulse (10/1000µs) | 102.7A | 66.1A | 102.7A | 102.7A | 150.8A | 139.5A | 129.3A | 123A | 115.4A | 108.7A | 102.7A | 10.4A | 10.4A |
| 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) | 3000W (3kW) | 3000W (3kW) |
| Power Line Protection | 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 |
| Capacitance @ Frequency | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial | P600, Axial |
| Supplier Device Package | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 |
