C390PBX555

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Off State:	1.2kV
Voltage - Gate Trigger (Vgt) (Max):	5V
Current - Gate Trigger (Igt) (Max):	150mA
Voltage - On State (Vtm) (Max):	2.4V
Current - On State (It (AV)) (Max):	590A
Current - On State (It (RMS)) (Max):	925A
Current - Off State (Max):	45mA
Current - Non Rep. Surge 50, 60Hz (Itsm):	7600A, 8000A
SCR Type:	Standard Recovery
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Chassis Mount
Package / Case:	B-PUK (TO-200AC)
Supplier Device Package:	Press-Pak (Pow-R-Disc)

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Thyristors - SCRs (C390PBX555) are semiconductor devices used widely in power electronics and automation. They possess two states of operation, normally "on" and "off". Thyristors have the ability to turn on and off almost instantly, making them very suitable for applications ranging from AC voltage control, inverters, rectifiers, switching circuits and rectified DC power control.

Introduction to the C390PBX555

The C390PBX555 is a high-power, three-phase thyristors SCR (Thyristor-Controlled Reactor). It is a device designed for applications that require high reliability, accuracy and low power dissipation. The C390PBX555 has a rated current of 550 Amps and a voltage rating of up to 10 kV. It is rated for operation as a three-phase thyristor or two-phase thyristor. The C390PBX555 is a unidirectional, low-gain thyristor with a built-in reverse voltage protection and a snubber network. It is designed to be used with other devices such as rectifying diode, rectifying filter and high voltage pre-regulators. It allows the power system to be controlled without the need for providing a separate voltage regulator.

Applications of the C390PBX555

The C390PBX555 is a three-phase SCR (Thyristor-Controlled Reactor) and can be used in various automation processes, including inverters, variable speed applications, converters and switching circuits. It is also used in applications requiring precise control of voltage, current and power.The C390PBX555 can be used in applications such as solar inverters, wind turbines, elevators, traction systems, AC motor drives, HVAC systems, and power supplies. It is also a very suitable device for controlling AC motors, as it can provide a significant amount of control without the need for a motor control circuit. It is also used in battery charging and discharging, as well as being used in switching circuits, surge protectors, UPS systems and other power switching applications.

Working Principle of the C390PBX555

The C390PBX555 is a unidirectional thyristor with a snubber network. Its low-gain characteristics ensure that the device effectively regulates voltage and current at the desired levels. The device also allows for precise, fast control of any AC load with an inverter.The C390PBX555 has a snubber network that limits the current flow at peak and troughs. This circuity allows for better dissipations and helps the device to operate at the desired voltage and current. It is also able to control AC power while in a continuous mode or pulse width mode. The C390PBX555 also has a built-in reverse voltage protection. This means that the device can protect itself against overvoltage, undervoltages and other potential electrical hazards. The device also has a built-in protective mechanism in the form of a delayed turn off to protect itself against electrical shock.

Conclusion

The C390PBX555 is a very versatile SCR (Thyristor-Controlled Reactor) designed for applications that require high reliability, accuracy, and low power dissipation. It has a triple set of terminals which makes it suitable for a wide range of power electronics applications. The C390PBX555 has a snubber network which helps limit the current flow at peak and troughs. It also has built-in reverse voltage protection, which helps protect it from electrical hazards. The C390PBX555 is an ideal device for controlling AC motors, rectified DC power, and even inverters.

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