SS39HR7G

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Diodes have always been an important component of any electronics circuit, and rectifier diodes are no exception. Rectifier diodes are semiconductor devices that are used to convert Alternating Current (AC) to Direct Current (DC) and are frequently found in power supplies and converters. A well known example is the SS39HR7G rectifier diode, which is a single, fast-recovery diode designed specifically for high-speed switching applications. In this article, we will discuss the applications for this diode and its working principle.

The SS39HR7G diode is capable of handling current of up to 10A and operates at a maximum reverse voltage of 700V. It is a reliable, high-efficiency solution for design applications requiring high surge capabilities, low capacitance and low losses. These features make it an ideal choice for applications such as motor control systems, power interrupter circuits, switching and power controllers, and power lines.

In addition to its high-current capabilities, the SS39HR7G diode has a fast recovery time of 2.7 microseconds and excellent ESD (ElectroStatic Discharge) protection of up to 2kV. This makes it an ideal choice for use in high-frequency switching applications. Typical uses include switching in power supplies, rectification in converters, and start/stop operations in motors and switches.

The working principle of the SS39HR7G rectifier diode is quite simple. A forward voltage is applied to the device, and it acts similarly to a one-way valve. Electrons can flow freely in one direction, and the diode blocks the flow of current in the opposite direction. This allows the current to be rectified, meaning it converts the AC current to DC.

The diode also features a built-in “flywheel” diode, which ensures that when the current surpasses the diode’s reverse breakover voltage, the current will be diverted from the diode to the flywheel diode, thus protecting the device from excessive current.

The SS39HR7G diode is a capable device that can be used in a number of applications, from providing protection to power lines to switching in power supplies. Its impressive surge capabilities and fast recovery time make it an ideal choice for high-frequency switching applications. Its built-in flywheel diode and ESD protection add to the device’s reliability, providing added protection and peace of mind to any system it is included in.

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