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| PartNumber | DDZ20BSF-7 | DDZ20C-7 | DDZ20ASF-7 |
| Description | Zener Diodes 500mW 19.11V Zener 0.5W 19.11V DIODE | Zener Diodes 500mW 20V Precision Zener Diode | Zener Diodes 500mW 18.505V Zener 500mW 0.9V Vf |
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | Y | Y | Y |
| Configuration | Single | Single | Single |
| Packaging | Reel | Reel | Reel |
| Series | DDZ20 | DDZ20 | DDZ20 |
| Brand | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Vz Zener Voltage | - | 20 V | 20 V |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Package / Case | - | SOD-123-2 | SOD-323F-2 |
| Pd Power Dissipation | - | 500 mW | 500 mW |
| Voltage Tolerance | - | 2.51 % | 2.46 % |
| Zener Current | - | 50 nA | 70 nA |
| Zz Zener Impedance | - | 28 Ohms | 50 Ohms |
| Minimum Operating Temperature | - | - 65 C | - 65 C |
| Maximum Operating Temperature | - | + 150 C | + 150 C |
| Test Current | - | 10 mA | - |
| Height | - | 1.35 mm | 0.75 mm |
| Length | - | 3.85 mm | 2.5 mm |
| Termination Style | - | SMD/SMT | - |
| Width | - | 1.7 mm | 1.25 mm |
| Ir Reverse Current | - | 50 nA | 70 nA |
| Vf Forward Voltage | - | 900 mV | 900 mV |
| Unit Weight | - | 0.000353 oz | 0.000141 oz |