| Part Number | 1N4731ATR | 1N4731AUR |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Microchip Technology |
| Category | Diodes - Zener - Single | Diodes - Zener - Single |
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| Product Status | Active | Active |
| Voltage - Zener (Nom) (Vz) | 4.3 V | 4.3 V |
| Tolerance | ±5% | ±5% |
| Power - Max | 1 W | 1 W |
| Impedance (Max) (Zzt) | 9 Ohms | 9 Ohms |
| Current - Reverse Leakage @ Vr | 10 µA @ 1 V | 10 µA @ 1 V |
| Voltage - Forward (Vf) (Max) @ If | - | 1.2 V @ 200 mA |
| Operating Temperature | -65°C ~ 200°C | -65°C ~ 175°C |
| Mounting Type | Through Hole | Surface Mount |
| Package / Case | DO-204AL, DO-41, Axial | DO-213AB, MELF |
| Supplier Device Package | DO-41 | DO-213AB |