onsemi

MC78M20CTG

MC78M20CTG Description

The MC78M20CTG is a fixed-output linear regulator designed for a wide range of power management applications. Manufactured by onsemi, this device offers a robust solution for providing a stable 20V output at a maximum current of 500mA. The regulator is housed in a through-hole TO220AB package, making it suitable for a variety of industrial and commercial applications.

Key specifications include a maximum input voltage of 40V, ensuring compatibility with a broad range of input power sources. The MC78M20CTG operates within an ambient temperature range of 0°C to 125°C, making it suitable for use in both standard and high-temperature environments. Additionally, the device features a high power supply rejection ratio (PSRR) of 70dB at 120Hz, which helps maintain output stability under varying input conditions.

The MC78M20CTG includes essential protection features such as over-temperature and short-circuit protection, enhancing the reliability and safety of the device in various operating conditions. The regulator is also REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.

MC78M20CTG Features

• Fixed Output Voltage: Provides a stable 20V output, ensuring consistent power supply to connected devices.
• High Input Voltage Range: Capable of handling input voltages up to 40V, offering flexibility in power source selection.
• Robust Output Current: Delivers up to 500mA of output current, suitable for powering a variety of electronic components.
• High PSRR: A power supply rejection ratio of 70dB at 120Hz minimizes the impact of input voltage fluctuations on the output.
• Protection Features: Over-temperature and short-circuit protection enhance the reliability and safety of the device.
• Wide Operating Temperature Range: Functions reliably from 0°C to 125°C, making it suitable for a broad range of environments.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental and safety standards are met.
• Packaging: Available in a through-hole TO220AB package, facilitating easy integration into various circuit designs.

MC78M20CTG Applications

The MC78M20CTG is ideal for applications requiring a stable 20V output with moderate current capabilities. Some specific use cases include:

• Industrial Control Systems: Provides stable power to control modules and sensors in industrial environments.
• Telecommunications: Powers various components in telecom equipment, ensuring reliable operation.
• Consumer Electronics: Suitable for powering devices such as monitors, printers, and other peripherals.
• Automotive Electronics: Ideal for powering electronic control units (ECUs) and other automotive components.
• Medical Devices: Ensures stable power supply to medical equipment, contributing to reliable performance.

Conclusion of MC78M20CTG

The MC78M20CTG is a versatile and reliable linear regulator, offering a stable 20V output with robust protection features. Its high input voltage range, high PSRR, and wide operating temperature range make it suitable for a variety of applications. The through-hole TO220AB package ensures easy integration into existing designs, while compliance with environmental and safety standards ensures long-term reliability and sustainability. Despite being marked as obsolete, the MC78M20CTG remains a valuable component for applications requiring a stable and reliable power supply.