| PartNumber | BZX79C3V9-T50A | BZX79C3V9 R0 | BZX79C3V9 R0G |
| Description | Zener Diodes 3.9V 0.5W Zener | Zener Diodes Zener 500mW 3v9 | Zener Diodes Zener 500mW 3v9 |
| Manufacturer | ON Semiconductor | Taiwan Semiconductor | Taiwan Semiconductor |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | Y | Y | Y |
| Packaging | Ammo Pack | Reel | Reel |
| Series | BZX79C3V9 | BZX79 | BZX79 |
| Termination Style | Axial | - | - |
| Brand | ON Semiconductor / Fairchild | Taiwan Semiconductor | Taiwan Semiconductor |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 5000 | 10000 | 10000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Part # Aliases | BZX79C3V9_T50A | - | - |
| Unit Weight | 2.821917 oz | 0.003845 oz | 0.003845 oz |
| Vz Zener Voltage | - | 3.9 V | 3.9 V |
| Mounting Style | - | Through Hole | Through Hole |
| Package / Case | - | DO-35-2 | DO-35-2 |
| Pd Power Dissipation | - | 500 mW | 500 mW |
| Voltage Tolerance | - | 5 % | 5 % |
| Zener Current | - | 10 uA | 10 uA |
| Zz Zener Impedance | - | 90 Ohms | 90 Ohms |
| Minimum Operating Temperature | - | - 65 C | - 65 C |
| Maximum Operating Temperature | - | + 175 C | + 175 C |
| Configuration | - | Single | Single |
| Test Current | - | 5 mA | 5 mA |
| Diameter | - | 2.28 mm | 2.28 mm |
| Length | - | 5.08 mm | 5.08 mm |
| Vf Forward Voltage | - | 1.5 V | 1.5 V |