EFG19G Discrete Semiconductor Products

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Thyristors are electronic components which are used widely throughout the industry due to their advantages in terms of cost and flexibility. Particular types of thyristor - such as the SCR (Silicon Controlled Rectifier) - are commonly used in applications such as power control, circuit protection, and the regulation of current and voltage.The EFG19G is a fast-recovery SCR module, manufactured by the well-known semiconductor company SCHOTT. The module is designed for applications where current ranging from 500 to 1700 volts is encountered. It is characterised by a high current capacity and fast switching speeds, which allow it to control a wide range of processes, from heating to lighting control.The EFG19G module consists of two SCRs, placed in a double-sided substrate which is ceramic and epoxy in nature. These SCRs are made up of three main parts - the anode, cathode, and gate. When a voltage is applied to the anode and cathode, a current flows between them, and the SCR enters its “on” state. However, the SCR will remain in this state even after the voltage is removed, unless a pulse of current is applied to the gate. This pulse reverses the device and returns it to its “off” state.The EFG19G module has a number of features that make it suitable for use in a wide range of applications. It has a high current capacity, meaning it can handle currents up to 1700 amps, and a wide operating temperature range of -40°C to +105°C. Its fast switching speed (3 microseconds) means it can be used to control many processes rapidly and efficiently. In addition, it is equipped with a variety of protection features, such as thermal protection and short-circuit protection.The EFG19G module is ideal for use in applications such as motor speed and torque control, lighting control, and HVAC control. It is commonly used in the automotive industry, where it is used to control motors and other components in vehicles. For example, it can be used to control the speed and performance of an electric motor, or to regulate the temperature of an air conditioner or heater.To summarise, the EFG19G module is a fast-recovery SCR module which is suitable for a range of applications. It has a high current capacity, fast switching speeds, and a wide operating temperature range, making it a reliable and efficient choice for controlling processes in many industries. The module is characterized by its ability to switch current rapidly, meaning it is suitable for use in applications such as motor speed and torque control, lighting control, and HVAC control, where speed and precision are required.

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