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| PartNumber | JAN1N4957CUS | JAN1N4957C | JAN1N4957 |
| Description | Zener Diodes Zener Diodes | Zener Diodes Zener Diodes | TVS Diodes / ESD Suppressors 9.1V ZENER 500W |
| Manufacturer | Microchip | Microchip | Semtech |
| Product Category | Zener Diodes | Zener Diodes | TVS Diodes / ESD Suppressors |
| RoHS | N | N | - |
| Vz Zener Voltage | 9.1 V | 9.1 V | - |
| Mounting Style | SMD/SMT | Axial | - |
| Package / Case | D-5B-2 | E-Package-2 | - |
| Pd Power Dissipation | 5 W | 5 W | - |
| Voltage Tolerance | 2 % | 2 % | - |
| Voltage Temperature Coefficient | 0.06 %/C | 0.06 %/C | - |
| Zener Current | 520 mA | 520 mA | - |
| Zz Zener Impedance | 2 Ohms | 2 Ohms | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 175 C | + 175 C | - |
| Configuration | Single | Single | - |
| Test Current | 150 mA | 150 mA | - |
| Packaging | Foil Bag | Foil Bag | - |
| Height | 3.76 mm | - | - |
| Length | 5.72 mm | 4.5 mm | - |
| Width | 3.76 mm | - | - |
| Brand | Microchip / Microsemi | Microchip / Microsemi | Semtech |
| Voltage Regulation Accuracy | 0.7 V | 0.7 V | - |
| Ir Reverse Current | 25 uA | 25 uA | - |
| Product Type | Zener Diodes | Zener Diodes | TVS Diodes |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | TVS Diodes / ESD Suppression Diodes |
| Vf Forward Voltage | 1.5 V | 1.5 V | - |
| Diameter | - | 3.42 mm | - |
| Series | - | - | JAN1N495 |