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| Part Number | 1.5KE440A-B | 1.5KE480A-B | 1.5KE440CA-B | 1.5KE440C-B | 1.5KE400A-B | 1.5KE440-B |
|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Obsolete | Active | Obsolete |
| Type | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | - | - | 1 | 1 |
| Bidirectional Channels | - | - | 1 | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 376V | 408V | 376V | 376V | 342V | 376V |
| Voltage - Breakdown (Min) | 418V | 456V | 418V | 418V | 380V | 396V |
| Voltage - Clamping (Max) @ Ipp | 602V | 658V | 602V | 602V | 548V | 632.1V |
| Current - Peak Pulse (10/1000µs) | 2.5A | 2.3A | 2.5A | 2.5A | 2.8A | 2.5A |
| Power - Peak Pulse | 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 |
| Applications | General Purpose | General Purpose | General Purpose | Telecom | 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) |
| Mounting Type | 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 |
| Supplier Device Package | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 | DO-201 |
