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| Part Number | 1N4973US |
| Datasheet | 1N4973US datasheet |
| Description | DIODE ZENER 43V 5W |
| Manufacturer | Semtech Corporation |
| Series | - |
| Part Status | Active |
| Voltage - Zener (Nom) (Vz) | 43V |
| Tolerance | ±4.88% |
| Power - Max | 5W |
| Impedance (Max) (Zzt) | 20 Ohms |
| Current - Reverse Leakage @ Vr | 2µA @ 32.7V |
| Voltage - Forward (Vf) (Max) @ If | - |
| Operating Temperature | -55°C ~ 175°C |
| Mounting Type | Surface Mount |
| Package / Case | SQ-MELF |
| Supplier Device Package | - |