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MC78L15ACD

MC78L15ACD Description

The MC78L15ACD is a linear regulator IC designed for power management applications, offering a fixed output voltage of 15V and a maximum output current of 100mA. Manufactured by onsemi, this device is housed in an 8SOIC package, making it suitable for surface mount applications. Despite being marked as obsolete, the MC78L15ACD remains a reliable choice for its specific voltage regulation needs.

MC78L15ACD Features

• Output Type: Fixed, ensuring a stable 15V output.
• Input Voltage Range: Capable of handling a maximum input voltage of 35V, providing flexibility in power supply requirements.
• Output Current: Delivers a consistent 100mA, ideal for low-power applications.
• Single Regulator: Simplifies design with a single regulator, reducing complexity and component count.
• Positive Output Configuration: Ensures compatibility with a wide range of electronic systems.
• Low Quiescent Current: Only 6.5mA, which minimizes power consumption during idle states.
• High PSRR: 39dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Protection Features: Over-temperature and short-circuit protection enhance reliability and longevity.
• Operating Temperature Range: Suitable for industrial applications with a range of 0°C to 125°C.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for various environmental conditions.
• Compliance: REACH Unaffected, ensuring compliance with environmental regulations.
• Packaging: Supplied in a tube, facilitating easy handling and storage.

MC78L15ACD Applications

The MC78L15ACD is well-suited for a variety of applications where a stable 15V supply is required. Its low quiescent current and high PSRR make it ideal for battery-operated devices and sensitive electronic equipment. The over-temperature and short-circuit protection features enhance its reliability in harsh industrial environments. Specific use cases include:

• Battery Chargers: Provides a stable voltage for efficient charging.
• Portable Devices: Ideal for low-power, battery-operated systems.
• Industrial Control Systems: Ensures reliable power supply in demanding industrial settings.
• Medical Devices: Suitable for applications requiring high reliability and low noise.

Conclusion of MC78L15ACD

The MC78L15ACD, despite its obsolete status, remains a robust choice for applications requiring a stable 15V output and low power consumption. Its high PSRR and protection features make it a reliable component in various electronic systems. While newer alternatives may offer additional functionalities, the MC78L15ACD continues to serve its purpose effectively in existing designs and new applications where its specific features are required.