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| PartNumber | 1N4581-1 | 1N4581 | 1N4581A |
| Description | Zener Diodes OTC Temperature Compensated Zeners | Zener Diode, Two Terminal, 6.4 Volt, 5%, DO-7 | Zener Diode, Two Terminal, 6.4 Volt, DO-35 |
| Manufacturer | Microchip | - | - |
| Product Category | Zener Diodes | - | - |
| RoHS | N | - | - |
| Vz Zener Voltage | 6.4 V | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | DO-35-2 | - | - |
| Pd Power Dissipation | 500 mW | - | - |
| Voltage Tolerance | 1 % | - | - |
| Voltage Temperature Coefficient | 0.005 % | - | - |
| Zener Current | 2 uA | - | - |
| Zz Zener Impedance | 25 Ohms | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Maximum Operating Temperature | + 175 C | - | - |
| Configuration | Single | - | - |
| Test Current | 4 mA | - | - |
| Packaging | Foil Bag | - | - |
| Diameter | 2.03 mm | - | - |
| Length | 4.44 mm | - | - |
| Brand | Microchip / Microsemi | - | - |
| Ir Reverse Current | 2 uA | - | - |
| Product Type | Zener Diodes | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Diodes & Rectifiers | - | - |