1N5822

Series:	--
Packaging:	Tape & Box (TB)
Part Status:	Active
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	40V
Current - Average Rectified (Io):	3A
Voltage - Forward (Vf) (Max) @ If:	525mV @ 3A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	2mA @ 40V
Capacitance @ Vr, F:	--
Mounting Type:	Through Hole
Package / Case:	DO-201AD, Axial
Supplier Device Package:	DO-201AD
Operating Temperature - Junction:	150°C (Max)
Base Part Number:	1N5822

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Introduction

The 1N5822 is one of the most widely used rectifier diode in the semiconductor industry. It is an ultra fast semiconductor diode, also known as a Schottky diode, capable of handling up to 3A of direct current or peak pulsed current of up to 30A in certain applications. This diode has a low voltage drop and low forward voltage, making it ideal for portable applications where energy saving is of high importance. In this paper, we will look at the application field and working principle of 1N5822 diode in detail.

Application field

1N5822 rectifier diodes can be used in many different applications. One of its most prominent applications is in reverse current protection systems. This diode is used as a reverse current protection in portable gadgets like mobile phones, tablets and other similar devices. 1N5822 is also used in dc-dc converters, which are used to step up or step down voltages from one level to another. This diode is also used in voltage clamping circuits and in switching power supplies. It can also be used as a freewheeling protection diode in motor drives to prevent a massive change in current when the motor is turned off.

Working Principle

The 1N5822 diode is an ultra-fast semiconductor diode with a Schottky barrier. This diode is capable of carrying up to 3A of direct current or peak pulsed current up to 30A. It has a low voltage drop and low forward voltage loss and this is what makes it ideal as a reverse current protection device.The working principle of a 1N5822 diode is relatively straightforward. Its action is similar to a two-way switch. When no voltage is applied across it, the diode is off and no current flows through it. But when a voltage is applied across the diode, it is turned on and current is allowed to flow through it in a single direction. This makes it a rectifying device, as it can convert alternating current into direct current in one direction.The low voltage drop and low forward voltage of the diode makes it ideal for use in portable devices, which require minimal power loss when the device is turned on. The higher peak pulsed current capability of this diode also makes it suitable for use in switching power supplies or in motor drives, where it can provide protection from a massive current change when the motor is turned off.

Conclusion

The 1N5822 is an ultra-fast semiconductor diode with a Schottky barrier. This diode is used in many different applications, such as in reverse current protection systems, dc-dc converters, voltage clamping circuits, switching power supplies and motor drives. The low voltage drop and low forward voltage makes it an ideal diode for portable devices where energy saving is of high importance. The higher peak pulsed current also allows it to be used in applications requiring higher levels of protection from current changes.

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