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| PartNumber | BZX55B3V9 | BZX55B3V9 A0G | BZX55B3V9 R0 |
| Description | Zener Diodes Zener 500mW 3v9 | Zener Diodes DO-35, 500mW, 2% Sm Signal Znr Diode | Zener Diodes Zener 500mW 3v9 |
| Manufacturer | Taiwan Semiconductor | Taiwan Semiconductor | Taiwan Semiconductor |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | Y | - | Y |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-35-2 | DO-35-2 | DO-35 |
| Configuration | Single | Single | Single |
| Packaging | Reel | - | Reel |
| Series | BZX55B | BZX55B3V9 | - |
| Brand | Taiwan Semiconductor | Taiwan Semiconductor | Taiwan Semiconductor |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 10000 | - | 10000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Unit Weight | 0.004586 oz | - | 0.004586 oz |
| Vz Zener Voltage | - | 3.9 V | 3.9 V |
| Pd Power Dissipation | - | 500 mW | 500 mW |
| Voltage Tolerance | - | 2 % | 2 % |
| Zener Current | - | 5 mA | 2 uA |
| Zz Zener Impedance | - | 85 Ohms | 85 Ohms |
| Minimum Operating Temperature | - | - 55 C | - 55 C |
| Maximum Operating Temperature | - | + 175 C | + 175 C |
| Test Current | - | 5 mA | 5 mA |
| If Forward Current | - | 100 mA | - |
| Ir Reverse Current | - | 2 uA | - |
| Vf Forward Voltage | - | 1 V | 1 V |
| Voltage Temperature Coefficient | - | - | - |
| Diameter | - | - | 2.28 mm |
| Length | - | - | 5.08 mm |