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| Part Number | 20KPA40A-B | 20KPA80A-B | 20KPA60A-B | 20KPA44A-B | 20KPA48A-B | 20KPA40CA-B | 20KPA40C-B | 20KPA240A-B | 20KPA30A-B | 20KPA40-B |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Obsolete | Active | Active | Obsolete |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | 1 | 1 | - | - | 1 | 1 | 1 |
| Bidirectional Channels | - | - | - | - | - | 1 | 1 | - | - | - |
| Voltage - Reverse Standoff (Typ) | 40V | 80V | 60V | 44V | 48V | 40V | 40V | 240V | 30V | 40V |
| Voltage - Breakdown (Min) | 44.7V | 89.4V | 67V | 49.1V | 53.6V | 44.7V | 42.24V | 268.1V | 33.51V | 42.24V |
| Voltage - Clamping (Max) @ Ipp | 67.8V | 130V | 97.6V | 72.7V | 79.4V | 67.8V | 71.19V | 387V | 51.5V | 71.19V |
| Current - Peak Pulse (10/1000µs) | 297.9A | 155.4A | 207A | 277.9A | 254.4A | 297.9A | 297.9A | 52.2A | 392.2A | 297.9A |
| Power - Peak Pulse | 20000W (20kW) | 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 | No |
| Applications | 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) |
| Mounting Type | 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 |
| Supplier Device Package | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 | P600 |
