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| Part Number | 20KPA40-B | 20KPA40A-B | 20KPA80-B | 20KPA60-B | 20KPA44-B | 20KPA48-B | 20KPA40C-B | 20KPA240-B | 20KPA30-B |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | 1 | 1 | 1 | - | 1 | 1 |
| Bidirectional Channels | - | - | - | - | - | - | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 40V | 40V | 80V | 60V | 44V | 48V | 40V | 240V | 30V |
| Voltage - Breakdown (Min) | 42.24V | 44.7V | 84.48V | 63.32V | 46.4V | 50.65V | 42.24V | 253.35V | 31.67V |
| Voltage - Clamping (Max) @ Ipp | 71.19V | 67.8V | 136.5V | 102.48V | 76.34V | 83.37V | 71.19V | 406.35V | 54.08V |
| Current - Peak Pulse (10/1000µs) | 297.9A | 297.9A | 155.4A | 207A | 277.9A | 254.4A | 297.9A | 52.2A | 392.2A |
| Power - Peak Pulse | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) |
| Power Line Protection | 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 |
| 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) |
| Mounting Type | 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 |
| Supplier Device Package | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 |
