The ON Semiconductor MC79M12CT is a robust linear voltage regulator designed to deliver a fixed negative output voltage of -12V. It is a reliable solution for a wide range of applications that require a stable and regulated power supply. The device is part of the MC79 series, which is well-known for its high performance and durability.

Key Features

• Output Voltage: This component provides a steady -12V output, which is essential for circuits that require a negative voltage rail.
• Output Current: The MC79M12CT is capable of delivering up to 500mA of output current, making it suitable for moderate power requirements.
• Thermal Overload Protection: The built-in thermal overload protection ensures that the device will shut down before overheating, thereby protecting itself and the overall circuit from damage.
• Short Circuit Protection: The voltage regulator also includes short circuit protection, which adds an extra layer of security in the event of a fault condition.
• No External Components Required: This voltage regulator is designed to work without the need for external components, simplifying the design and reducing the overall bill of materials.
• Package: The MC79M12CT comes in a TO-220 package, which is easy to mount and provides good thermal performance.

Applications

The MC79M12CT is versatile and can be used in a variety of electronic applications, including:

• Power supplies for analog and digital circuits that require a regulated negative voltage.
• Automotive applications where reliable voltage regulation is critical.
• Instrumentation and control systems that demand consistent performance.
• Consumer electronics where space and efficiency are at a premium.

Summary

The ON Semiconductor MC79M12CT voltage regulator is a high-quality component that offers reliability and precision for systems requiring a regulated -12V supply. With features like thermal overload and short circuit protection, it stands out as a safe choice for designers looking to build robust and efficient electronic products. Its ease of integration and minimal external component requirement make it a cost-effective solution for a wide array of applications.