| Part Numbers | Manufacturer Name | Datasheet | Voltage - Zener (Vz) | Tolerance | Power - Max | Impedance (Max) (Zzt) | Reverse Leakage Current@ Vr | Forward Voltage (Vf) (Max) @ If | Operating Temperature | Mounting Type | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1N4731A-T | DIODES INC | 4.3V | ±5% | 1W | 9 Ohm | 10µA @ 1V | 1.2V @ 200mA | -65°C ~ 175°C | Through Hole | DO-204AL, DO-41, Axial | |
| 1N5229BTR | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±5% | 500mW | 22 Ohm | 5µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AH, DO-35, Axial | |
| 1N5229B | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±5% | 500mW | 22 Ohm | 5µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AH, DO-35, Axial | |
| BZX85C4V3 | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±7% | 1W | 13 Ohm | 3µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AL, DO-41, Axial | |
| CZRA4731-G | COMCHIP TECHNOLOGY CORP | 4.3V | ±5% | 1W | 9 Ohm | 10µA @ 1V | 1.2V @ 200mA | -55°C ~ 150°C | Surface Mount | DO-214AC, SMA | |
| CZRA4731-HF | COMCHIP TECHNOLOGY CORP | 4.3V | ±5% | 1W | 9 Ohm | 10µA @ 1V | 1.2V @ 200mA | -55°C ~ 150°C | Surface Mount | DO-214AC, SMA | |
| BZX85C4V3_T50A | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±7% | 1W | 13 Ohm | 3µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AL, DO-41, Axial | |
| BZX85C4V3_T50R | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±7% | 1W | 13 Ohm | 3µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AL, DO-41, Axial | |
| 1N5229B_T50A | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±5% | 500mW | 22 Ohm | 5µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AH, DO-35, Axial | |
| 1N5991B | FAIRCHILD SEMICONDUCTOR CORP | 4.3V | ±5% | 500mW | 88 Ohm | 5µA @ 1V | 1.2V @ 200mA | -65°C ~ 200°C | Through Hole | DO-204AH, DO-35, Axial |
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