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| Part Number | 1.5KE22A-B | 1.5KE22A/B | 1.5KE24A-B | 1.5KE22CA-B | 1.5KE22A-T | 1.5KE22C-B | 1.5KE22-B | 1.5KE220-B | 1.5KE220A-B |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | YAGEO | Littelfuse Inc. | Littelfuse Inc. | Diodes Incorporated | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Obsolete | Obsolete | Obsolete | Obsolete | Active |
| 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) | 18.8V | 18.8V | 20.5V | 18.8V | 18.8V | 18.8V | 18.8V | 185V | 185V |
| Voltage - Breakdown (Min) | 20.9V | 20.9V | 22.8V | 20.9V | 20.9V | 19.8V | 19.8V | 198V | 209V |
| Voltage - Clamping (Max) @ Ipp | 30.6V | 30.6V | 33.2V | 30.6V | 30.6V | 32.13V | 32.13V | 344.4V | 328V |
| Current - Peak Pulse (10/1000µs) | 49.7A | 49.7A | 45.8A | 49.7A | 49A | 49.7A | 49.7A | 4.6A | 4.6A |
| Power - Peak Pulse | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) | 1500W (1.5kW) |
| 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 ~ 150°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 | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial | DO-201AA, DO-27, Axial |
| Supplier Device Package | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 |
