onsemi

MC78M12BTG

MC78M12BTG Description

The MC78M12BTG from onsemi is a fixed-output positive linear voltage regulator designed to deliver a stable 12V output at up to 500mA of continuous current. With an input voltage range extending up to 35V, this device is engineered for robustness in demanding power supply applications. Housed in a TO-220AB package, it is suitable for through-hole mounting, ensuring reliable thermal performance and mechanical durability. The regulator complies with ROHS3 and REACH environmental standards, making it suitable for modern electronics requiring eco-friendly components.

MC78M12BTG Features

• High Precision: Fixed 12V output with tight voltage regulation.
• Wide Input Range: Supports input voltages up to 35V, accommodating fluctuating power sources.
• Protection Mechanisms: Built-in over-temperature and short-circuit protection for enhanced reliability.
• Low Noise: 80dB PSRR (120Hz) ensures minimal output ripple, ideal for noise-sensitive applications.
• Compliance: ROHS3 Compliant and REACH Unaffected, meeting stringent environmental standards.
• Package: TO-220AB for efficient heat dissipation and mechanical strength.

MC78M12BTG Applications

The MC78M12BTG is ideal for applications requiring a stable 12V supply with moderate current demands, including:

• Industrial Control Systems: Powering sensors, actuators, and control logic.
• Consumer Electronics: Voltage regulation in audio amplifiers, set-top boxes, and small appliances.
• Automotive Electronics: Auxiliary power for infotainment systems and lighting modules.
• Embedded Systems: Reliable voltage regulation for microcontrollers and peripheral circuits.
• Test & Measurement Equipment: Ensuring consistent voltage levels in precision instruments.

Conclusion of MC78M12BTG

The MC78M12BTG stands out as a high-performance linear regulator with robust protection features, wide input tolerance, and excellent noise suppression. Its 500mA output capability and TO-220AB package make it a versatile choice for both industrial and consumer applications. Whether used in automotive, industrial, or embedded systems, this regulator ensures stable, reliable power delivery while adhering to environmental and safety standards. For engineers seeking a cost-effective, durable, and compliant 12V regulator, the MC78M12BTG is a compelling solution.