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| Part Number | 3KP28A-B | 3KP58A-B | 3KP28CA-B | 3KP28C-B | 3KP48A-B | 3KP18A-B | 3KP20A-B | 3KP22A-B | 3KP24A-B | 3KP26A-B | 3KP28-B |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | 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 |
| 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) | 28V | 58V | 28V | 28V | 48V | 18V | 20V | 22V | 24V | 26V | 28V |
| Voltage - Breakdown (Min) | 31.1V | 64.4V | 31.1V | 29.48V | 53.3V | 20V | 22.2V | 24.4V | 26.7V | 28.9V | 29.48V |
| Voltage - Clamping (Max) @ Ipp | 45.4V | 93.6V | 45.4V | 47.67V | 77.4V | 29.2V | 32.4V | 35.5V | 38.9V | 42.1V | 47.67V |
| Current - Peak Pulse (10/1000µs) | 66.1A | 32.1A | 66.1A | 66.1A | 38.8A | 102.7A | 92.6A | 84.5A | 77.1A | 71.3A | 66.1A |
| 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 | 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 |
| 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) |
| Mounting Type | 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 |
| Supplier Device Package | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 |
