onsemi

MC78M15CTG

MC78M15CTG Description

The MC78M15CTG from onsemi is a fixed 15V positive linear voltage regulator designed to deliver a stable 500mA output current with an input voltage range up to 35V. Housed in a TO-220AB package, this regulator is ideal for through-hole mounting in industrial, automotive, and consumer electronics. It features over-temperature and short-circuit protection, ensuring robust operation in demanding environments. With a PSRR of 70dB (120Hz), it effectively suppresses input noise, making it suitable for sensitive analog and digital circuits. The device operates across a wide temperature range (0°C to 125°C) and complies with ROHS3 and REACH environmental standards.

MC78M15CTG Features

• Fixed 15V Output: Provides precise voltage regulation for consistent performance.
• High Input Voltage Tolerance (35V): Accommodates fluctuating power supplies.
• 500mA Output Current: Sufficient for powering medium-load applications.
• Over-Temperature & Short-Circuit Protection: Enhances reliability under fault conditions.
• Low Noise (70dB PSRR): Minimizes ripple for clean power delivery.
• Wide Operating Temperature Range (0°C to 125°C): Suitable for harsh environments.
• Through-Hole TO-220AB Package: Easy to mount and heatsink for thermal management.
• RoHS3 & REACH Compliant: Meets stringent environmental regulations.

MC78M15CTG Applications

• Power Supplies: Used in AC/DC converters and bench power supplies for stable 15V output.
• Industrial Controls: Ideal for PLC systems, motor drivers, and instrumentation.
• Automotive Electronics: Powers sensors, infotainment systems, and lighting modules.
• Consumer Electronics: Suitable for audio amplifiers, set-top boxes, and gaming consoles.
• Embedded Systems: Provides regulated voltage for microcontrollers and FPGAs.

Conclusion of MC78M15CTG

The MC78M15CTG is a high-reliability linear regulator offering stable 15V output, robust protection features, and low noise performance. Its 500mA current capability, wide input range, and industrial-grade temperature tolerance make it a versatile choice for power management in demanding applications. Compared to similar models, its superior PSRR and compliance with environmental standards provide added value for engineers designing noise-sensitive or eco-conscious systems. Whether in industrial, automotive, or consumer electronics, this regulator delivers durable, efficient power regulation.