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| Part Number | 20KPA120C-B | 20KPA120CA-B | 20KPA180C-B | 20KPA20C-B | 20KPA160C-B | 20KPA120-B | 20KPA120A-B |
|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | - | - | 1 | 1 |
| Bidirectional Channels | 1 | 1 | 1 | 1 | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 120V | 120V | 180V | 20V | 160V | 120V | 120V |
| Voltage - Breakdown (Min) | 126.63V | 134V | 190.04V | 21.11V | 169.87V | 126.63V | 134V |
| Voltage - Clamping (Max) @ Ipp | 203.7V | 194V | 305.55V | 38.64V | 270.9V | 203.7V | 194V |
| Current - Peak Pulse (10/1000µs) | 104.1A | 104.1A | 69.4A | 548.9A | 78.3A | 104.1A | 104.1A |
| Power - Peak Pulse | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) | 20000W (20kW) |
| Power Line Protection | No | No | No | No | No | No | No |
| Applications | 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) |
| Mounting Type | 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 |
| Supplier Device Package | P600 | P600 | P600 | P600 | P600 | P600 | P600 |
