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| PartNumber | KDZTR3.9B | KDZTR3.9A |
| Description | Zener Diodes 3.9 to 4.4V; 40mA 1000mW | Zener Diodes SURF MNT ZENER DIODE 3.7V 40UA 1W 2PIN |
| Manufacturer | ROHM Semiconductor | ROHM Semiconductor |
| Product Category | Zener Diodes | Zener Diodes |
| RoHS | Y | Y |
| Vz Zener Voltage | 4.136 V | - |
| Mounting Style | SMD/SMT | - |
| Package / Case | SOD-123-2 | - |
| Pd Power Dissipation | 1 W | - |
| Voltage Tolerance | 6 % | - |
| Voltage Temperature Coefficient | - 2.4 mV/C | - |
| Zener Current | 40 mA | - |
| Minimum Operating Temperature | - 55 C | - |
| Maximum Operating Temperature | + 150 C | - |
| Configuration | Single | - |
| Test Current | 40 mA | - |
| Packaging | Reel | Reel |
| Series | KDZ 3.9B | KDZ 3.9A |
| Height | 0.8 mm | - |
| Length | 2.6 mm | - |
| Width | 1.6 mm | - |
| Brand | ROHM Semiconductor | ROHM Semiconductor |
| Ir Reverse Current | 40 uA | - |
| Product Type | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 3000 | 3000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers |
| Part # Aliases | KDZ3.9B | - |
| Unit Weight | 0.000363 oz | - |