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| PartNumber | 1N4974US | 1N4974US/TR | 1N4974USJAN |
| Description | Zener Diodes 47V ZENER 500W | Zener Diodes Zener Diodes | Zener Single 47V 5000mW 2-Pin MELF - Bulk (Alt: JAN1N4974US) |
| Manufacturer | Semtech | Microchip | - |
| Product Category | Zener Diodes | Zener Diodes | - |
| Vz Zener Voltage | 47 V | 47 V | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Voltage Temperature Coefficient | 0.095 %/C | 0.095 %/C | - |
| Zener Current | 100 mA | 100 mA | - |
| Zz Zener Impedance | 25 Ohms | 25 Ohms | - |
| Minimum Operating Temperature | - 55 C | - 65 C | - |
| Maximum Operating Temperature | + 175 C | + 175 C | - |
| Configuration | Single | Single | - |
| Packaging | Bulk | Reel | - |
| Series | 1N497 | - | - |
| Brand | Semtech | Microchip / Microsemi | - |
| Voltage Regulation Accuracy | 3.5 V | - | - |
| Ir Reverse Current | 100 uA | 2 uA | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 1 | 100 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| RoHS | - | N | - |
| Package / Case | - | D-5B-2 | - |
| Pd Power Dissipation | - | 5 W | - |
| Voltage Tolerance | - | 5 % | - |
| Test Current | - | 25 mA | - |
| Height | - | 3.76 mm | - |
| Length | - | 5.72 mm | - |
| Width | - | 3.76 mm | - |
| If Forward Current | - | 1 A | - |
| Vf Forward Voltage | - | 1.5 V | - |