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| Part Number | 1N4739AUR | 1N4737AUR | 1N4738AUR | 1N4739ATR |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Fairchild Semiconductor |
| Product Status | Active | Active | Active | Active |
| Voltage - Zener (Nom) (Vz) | 9.1 V | 7.5 V | 8.2 V | 9.1 V |
| Tolerance | ±5% | ±5% | ±5% | ±5% |
| Power - Max | 1 W | 1 W | 1 W | 1 W |
| Impedance (Max) (Zzt) | 5 Ohms | 4 Ohms | 4.5 Ohms | 5 Ohms |
| Current - Reverse Leakage @ Vr | 10 µA @ 7 V | 10 µA @ 5 V | 10 µA @ 6 V | 10 µA @ 7 V |
| Voltage - Forward (Vf) (Max) @ If | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | - |
| Operating Temperature | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 200°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Package / Case | DO-213AB, MELF | DO-213AB, MELF | DO-213AB, MELF | DO-204AL, DO-41, Axial |
| Supplier Device Package | DO-213AB | DO-213AB | DO-213AB | DO-204AL (DO-41) |
