The MCR72-4 is a robust silicon controlled rectifier (SCR) manufactured by ON Semiconductor, designed for use in a wide range of applications requiring high surge capability, phase control, and voltage regulation. This SCR is a versatile component that is widely used in industrial, automotive, and consumer markets for its reliability and performance.

Key Features

• Voltage Capacity: The MCR72-4 is capable of withstanding voltages up to 400V, making it suitable for medium voltage applications.
• Current Rating: With an average on-state current of 4A, this SCR can handle moderate power levels, ensuring stable operation in various circuits.
• High Surge Capability: It offers excellent surge current handling capabilities, which is critical for applications that experience short bursts of high current.
• Gate Trigger Current: A low gate trigger current (IGT) allows for easy triggering of the SCR, making it compatible with a variety of control circuits and gate drive signals.
• Thermal Characteristics: The device is designed with optimal thermal characteristics to ensure reliable performance even under high temperature conditions.
• Package: Available in a TO-220 package, the MCR72-4 provides a compact solution with good heat dissipation properties.

Applications

The MCR72-4 is suitable for a range of applications such as:

• Motor control circuits
• Overvoltage crowbar protection
• Capacitive discharge ignitions
• Lighting control systems
• Power supplies
• And other controlled rectifier applications

Reliability and Quality

ON Semiconductor is known for its commitment to quality and reliability, and the MCR72-4 is no exception. It is manufactured to meet high standards, ensuring stable and reliable performance in a variety of conditions. Whether for hobby projects or industrial systems, the MCR72-4 SCR from ON Semiconductor is an excellent choice for designers looking for a dependable thyristor with a proven track record.