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| Part Number | 1N4738A-TAP | 1N4738A-TR | 1N4738A-T |
| Manufacturer | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division |
| Series | - | - | - |
| Package/Case | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Obsolete |
| Voltage - Zener (Nom) (Vz) | 8.2 V | 8.2 V | 8.2 V |
| Tolerance | ±5% | ±5% | ±5% |
| Power - Max | 1.3 W | 1.3 W | 1.3 W |
| Impedance (Max) (Zzt) | 4.5 Ohms | 4.5 Ohms | 700 Ohms |
| Current - Reverse Leakage @ Vr | 10 µA @ 6 V | 10 µA @ 6 V | 10 µA @ 6 V |
| Voltage - Forward (Vf) (Max) @ If | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA |
| Operating Temperature | 175°C (TJ) | 175°C (TJ) | 175°C |
| Grade | Automotive | Automotive | Automotive |
| Qualification | AEC-Q101 | AEC-Q101 | AEC-Q101 |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Supplier Device Package | DO-204AL (DO-41) | DO-204AL (DO-41) | DO-41 |
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