| Allicdata Part #: | 1N4779A-ND |
| Manufacturer Part#: |
1N4779A |
| Price: | $ 78.94 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | Microsemi Corporation |
| Short Description: | DIODE ZENER 8.5V 500MW DO35 |
| More Detail: | Zener Diode 8.5V 500mW ±5% Through Hole DO-35 |
| DataSheet: |  1N4779A Datasheet/PDF |
| Quantity: | 1000 |
| 100 +: | $ 71.04510 |
Specifications
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Active |
| Voltage - Zener (Nom) (Vz): | 8.5V |
| Tolerance: | ±5% |
| Power - Max: | 500mW |
| Impedance (Max) (Zzt): | 200 Ohms |
| Operating Temperature: | -55°C ~ 100°C |
| Mounting Type: | Through Hole |
| Package / Case: | DO-204AH, DO-35, Axial |
| Supplier Device Package: | DO-35 |
Description
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The 1N4779A is a common type of Zener diode, and is a part of a specialised class of diode commonly referred to as Zener diodes. A Zener diode is a specialised diode designed to allow reverse current (current travelling backwards through the device) to occur under specific conditions. When the specified reverse voltage is reached through the device, the current flowing through the device reverses. This reversal of current occurs due to the unique characteristics of the Zener diode, which allows the device to act as a voltage regulator. This is the primary function of the 1N4779A.The 1N4779A is a single Zener diode designed to regulate 7.5 volts. It has a wide range of useful applications and is commonly used as both an input and output element in power supplies, voltage regulators, and protection circuits. It can also be used to create a clamp that limits the voltage output of an AC or DC power supply. In addition, the 1N4779A can be used to protect sensitive circuits from overvoltage, and can be used in analog and digital designs as a voltage reference.The 1N4779A operates on a simple principle. When the device is subjected to a reverse voltage greater than its Zener voltage, the Zener diode breaks down and current flows in a reverse direction. This action allows the device to act as a voltage regulator and regulate the voltage output. The breakdown voltage of the 1N4779A is 7.5 volts, which means it will not begin to regulate voltage output until the voltage across it reaches 7.5 volts.One important factor to consider when using the 1N4779A is its power rating. The 1N4779A has an absolute maximum power dissipation of 500mW. This value represents the maximum power that can be dissipated before the device overheats and is destroyed. If the device is subjected to a voltage over 7.5 volts, it is important to choose a model that is designed to handle it.The 1N4779A is a very useful and versatile diode, and is useful in a wide range of applications. It is commonly used as a voltage regulator, a power supply element, a protection device, and a voltage reference. It is also easy to use and can be added to any circuit without any additional components. However, it is important to be aware of its power rating and ensure that it is not subject to more voltage than it can handle.
The specific data is subject to PDF, and the above content is for reference
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