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| Part Number | 1N4748A-T | 1N4748A-TR | 1N4749A-T | 1N4748A-TP | 1N4746A-T | 1N4747A-T |
|---|---|---|---|---|---|---|
| Manufacturer | Diodes Incorporated | Vishay General Semiconductor - Diodes Division | Diodes Incorporated | Micro Commercial Co | Diodes Incorporated | Diodes Incorporated |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete |
| Voltage - Zener (Nom) (Vz) | 22 V | 22 V | 24 V | 22 V | 18 V | 20 V |
| Tolerance | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% |
| Power - Max | 1 W | 1.3 W | 1 W | 1 W | 1 W | 1 W |
| Impedance (Max) (Zzt) | 23 Ohms | 23 Ohms | 25 Ohms | 23 Ohms | 20 Ohms | 22 Ohms |
| Current - Reverse Leakage @ Vr | 5 µA @ 16.7 V | 5 µA @ 16.7 V | 5 µA @ 18.2 V | 5 µA @ 16.7 V | 5 µA @ 13.7 V | 5 µA @ 15.2 V |
| Voltage - Forward (Vf) (Max) @ If | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA |
| Operating Temperature | -65°C ~ 175°C | 175°C (TJ) | -65°C ~ 175°C | -65°C ~ 200°C | -65°C ~ 175°C | -65°C ~ 175°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial |
| Supplier Device Package | DO-41 | DO-204AL (DO-41) | DO-41 | DO-41G | DO-41 | DO-41 |
