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| PartNumber | SMBZ5942B-M3/52 | SMBZ5942B-E3/52 | SMBZ5942B-E3/5B |
| Description | Zener Diodes 3.0W,51V 5%,SMB ZENER | Zener Diodes 51 Volt 3.0 Watt 5% | Zener Diodes 51 Volt 3.0 Watt 5% |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| Pd Power Dissipation | 3 W | 3 W | 3 W |
| Brand | Vishay Semiconductors | Vishay Semiconductors | Vishay Semiconductors |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 750 | 750 | 3200 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| RoHS | - | E | E |
| Vz Zener Voltage | - | 51 V | 51 V |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Package / Case | - | SMB | SMB |
| Voltage Tolerance | - | 5 % | 5 % |
| Zener Current | - | 29 mA | 29 mA |
| Zz Zener Impedance | - | 70 Ohms | 70 Ohms |
| Minimum Operating Temperature | - | - 55 C | - 55 C |
| Maximum Operating Temperature | - | + 150 C | + 150 C |
| Configuration | - | Single | Single |
| Test Current | - | 7.3 mA | 7.3 mA |
| Packaging | - | Reel | Reel |
| Height | - | 2.24 mm | 2.24 mm |
| Length | - | 4.57 mm | 4.57 mm |
| Termination Style | - | SMD/SMT | SMD/SMT |
| Width | - | 3.94 mm | 3.94 mm |
| Ir Reverse Current | - | 1 uA | 1 uA |
| Unit Weight | - | 0.006349 oz | 0.006349 oz |