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| Part Number | 20KPA132CA-B | 20KPA172CA-B | 20KPA192CA-B | 20KPA232CA-B | 20KPA112CA-B | 20KPA132A-B | 20KPA132C-B | 
|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | 
| Product Status | Active | Active | Active | Active | Active | Active | Obsolete | 
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | 
| Unidirectional Channels | - | - | - | - | - | 1 | - | 
| Bidirectional Channels | 1 | 1 | 1 | 1 | 1 | - | 1 | 
| Voltage - Reverse Standoff (Typ) | 132V | 172V | 192V | 232V | 112V | 132V | 132V | 
| Voltage - Breakdown (Min) | 147.4V | 192.1V | 214.5V | 259.1V | 125.1V | 147.4V | 139.29V | 
| Voltage - Clamping (Max) @ Ipp | 213V | 277V | 309V | 374V | 182V | 213V | 223.65V | 
| Current - Peak Pulse (10/1000µs) | 94.8A | 72.9A | 65.4A | 54A | 111A | 94.8A | 94.8A | 
| 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 |