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| Part Number | 20KPA44A-B | 20KPA64A-B | 20KPA48A-B | 20KPA44CA-B | 20KPA44C-B | 20KPA24A-B | 20KPA34A-B | 20KPA40A-B | 20KPA44-B |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Obsolete | Active | Active | Active | Obsolete |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | - | - | 1 | 1 | 1 | 1 |
| Bidirectional Channels | - | - | - | 1 | 1 | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 44V | 64V | 48V | 44V | 44V | 24V | 34V | 40V | 44V |
| Voltage - Breakdown (Min) | 49.1V | 71.5V | 53.6V | 49.1V | 46.4V | 26.81V | 38V | 44.7V | 46.4V |
| Voltage - Clamping (Max) @ Ipp | 72.7V | 104V | 79.4V | 72.7V | 76.34V | 41.2V | 57.5V | 67.8V | 76.34V |
| Current - Peak Pulse (10/1000µs) | 277.9A | 194.2A | 254.4A | 277.9A | 277.9A | 490.3A | 351.3A | 297.9A | 277.9A |
| 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 |
