| Allicdata Part #: | 1N4925-ND |
| Manufacturer Part#: |
1N4925 |
| Price: | $ 12.37 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | Microsemi Corporation |
| Short Description: | DIODE ZENER 19.2V 500MW DO35 |
| More Detail: | Zener Diode 19.2V 500mW ±5% Through Hole DO-35 |
| DataSheet: |  1N4925 Datasheet/PDF |
| Quantity: | 1000 |
| 100 +: | $ 11.13110 |
Specifications
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Active |
| Voltage - Zener (Nom) (Vz): | 19.2V |
| Tolerance: | ±5% |
| Power - Max: | 500mW |
| Impedance (Max) (Zzt): | 75 Ohms |
| Operating Temperature: | -25°C ~ 100°C |
| Mounting Type: | Through Hole |
| Package / Case: | DO-204AH, DO-35, Axial |
| Supplier Device Package: | DO-35 |
Description
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1N4925 is a two-terminal zener diode, which is used in a variety of applications in electronic design. A zener diode is an electronic component that helps maintain the voltage at a specified level in a circuit by stable reverse breakdown characteristics. 1N4925 has a very high stability and temperature coefficient, which makes it a great choice for a variety of applications.
Application field
1N4925 is used in a wide range of electronics applications including voltage regulation, voltage overshoot protection, and surge protection. It can also be used in digital logic circuits such as logic gates, digital counters, and memory circuits. Additionally, 1N4925 is a popular choice for low-power radio-frequency ( RF ) circuit applications such as radio receivers, frequency detectors, and modulation circuits. 1N4925 can also be used in power supply circuits, switching circuits, and current-limiting circuits. It is widely used in the automotive industry for protecting automotive circuitry against voltage spikes. 1N4925 is also often used in light-emitting diode ( LED ) lighting systems, such as street lamps, to provide a stable light output.Working Principle
1N4925 is a two-terminal zener diode, consisting of a heavily doped semiconductor material. It works on the principle of Zener breakdown, which results in a very stable reverse breakdown voltage. The device can be connected across a load or power source to regulate the current through it. When the voltage across the diode exceeds the breakdown voltage of the device, the diode begins to conduct in the reverse direction. As more current flows through the diode, the reverse breakdown voltage increases, ensuring a stable operation. The breakdown voltage, or VZ ( the voltage at which reverse breakdown occurs) of the 1N4925 device can be adjusted by changing the doping levels of the material used in the device. Doping is the process of adding impurities to a semiconductor material, in order to control its electrical properties.Conclusion
1N4925 is a two-terminal zener diode having a high stability and temperature coefficient, making it a great choice for a variety of electronic design applications including voltage regulation, voltage overshoot protection, surge protection, and digital logic circuits. It works on the principle of Zener breakdown, which results in a very stable reverse breakdown voltage. The breakdown voltage of 1N4925 can be adjusted by changing the doping levels of the material used in the device. 1N4925 is widely used in the automotive industry and in LED lighting systems and can also be used in power supply circuits, switching circuits, and current-limiting circuits.The specific data is subject to PDF, and the above content is for reference
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