onsemi

MC78M15ABDT

MC78M15ABDT Description

The MC78M15ABDT is a fixed-output linear regulator designed for applications requiring a stable 15V output voltage and a maximum output current of 500mA. Manufactured by onsemi, this device is housed in a DPAK package, which is ideal for surface-mount applications. Despite being marked as obsolete, the MC78M15ABDT remains a reliable choice for power management in various electronic systems. It features a maximum input voltage of 35V and offers robust protection mechanisms, including over-temperature and short-circuit protection. The device also boasts a high power supply rejection ratio (PSRR) of 70dB at 120Hz, ensuring minimal noise and ripple in the output voltage.

MC78M15ABDT Features

• Fixed Output Voltage: Provides a stable 15V output, ensuring consistent performance in power-sensitive applications.
• High Input Voltage Range: Capable of handling input voltages up to 35V, making it suitable for a wide range of power supply scenarios.
• Robust Protection Features: Equipped with over-temperature and short-circuit protection to safeguard against common failure modes and enhance reliability.
• High PSRR: Achieves a power supply rejection ratio of 70dB at 120Hz, significantly reducing the impact of input voltage variations and noise on the output.
• Surface-Mount Packaging: The DPAK package is designed for surface-mount technology, facilitating compact and efficient PCB designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited) ensures the device is suitable for a variety of environmental conditions without requiring special handling.
• Compliance: REACH Unaffected status and ECCN classification as EAR99 make the MC78M15ABDT compliant with international regulations, simplifying global deployment.

MC78M15ABDT Applications

The MC78M15ABDT is well-suited for a variety of applications where a stable 15V supply is required. Its robust design and high PSRR make it ideal for:

• Industrial Control Systems: Provides reliable power for sensors, actuators, and control modules in harsh industrial environments.
• Telecommunications: Ensures stable power supply for communication equipment, including base stations and network interfaces.
• Automotive Electronics: Suitable for powering various electronic components in vehicles, such as ECUs and infotainment systems.
• Medical Devices: Ideal for powering diagnostic and monitoring equipment where stability and reliability are paramount.

Conclusion of MC78M15ABDT

The MC78M15ABDT is a versatile and reliable linear regulator that offers a stable 15V output with robust protection features and high PSRR. Despite its obsolescence, it remains a valuable component for applications requiring a fixed output voltage and moderate current. Its surface-mount DPAK package and compliance with international regulations make it a practical choice for modern electronics design. For applications where a stable and reliable power supply is essential, the MC78M15ABDT stands out as a dependable solution.