1N4048R

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The 1N4048R is an ultra-small, high-efficiency rectifier diode commonly used for high-voltage overload protection. Its small size and large current rating make it an ideal choice for applications where board space savings is vital. This article explains the application fields and working principle of this high-efficiency diode.

Application Field

The 1N4048R is a high-efficiency rectifier diode used for high power applications where board space requirements are critical. This diode can be used in a wide range of applications such as TV sets, cell phones, digital cameras, computer monitors and other electronic equipment. It is also used in automotive and lighting applications. The 1N4048R has a wide operating voltage range from +30V to +200V and can sustain a maximum current of 5A. This diode can also be used as a polarity protection device for loads and components.

Working Principle

The 1N4048R is a single rectifier diode made of silicon semiconductor material. Its structure comprises of two heavily doped layers of semiconductor material, one formed on the top surface and the other on the bottom surface of the diode. The lower layer has a hole doping, which is a type of doping that allows charge carriers to move through the semiconductor material. When an external voltage is applied across the 1N4048R diode, one of the electrical charges (namely the holes) will flow through the diode and create an electric current. This movement of electrons and holes is known as rectification and it is the process that converts alternating current (AC) into direct current (DC).

Conclusion

The 1N4048R is an ultra-small, high-efficiency rectifier diode with a wide operating voltage range from +30V to +200V that can sustain a maximum current of 5A. The diode has a structure that comprises of two heavily doped layers of semiconductor material, one formed on the top surface and the other on the bottom surface of the diode. The 1N4048R can be used in a wide range of applications such as TV sets, cell phones, digital cameras, computer monitors and other electronic equipment, as well as automotive and lighting applications. The diode works by the process of rectification, which is the process of converting alternating current (AC) into direct current (DC).

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