onsemi

MC79L15ACDR2

MC79L15ACDR2 Description

The MC79L15ACDR2 is a linear regulator IC designed for providing a stable -15V output voltage with a fixed output configuration. Manufactured by onsemi, this IC is part of the Power Management (PMIC) category and is housed in an 8-pin SOIC package, making it suitable for surface-mount applications. Despite its obsolete status, the MC79L15ACDR2 remains a reliable choice for applications requiring a negative voltage supply.

MC79L15ACDR2 Features

• Output Type: Fixed, ensuring a consistent -15V output.
• Current - Output: Capable of delivering up to 100mA, making it suitable for a variety of low to medium current applications.
• Number of Regulators: Single regulator design simplifies circuit design and reduces component count.
• Output Configuration: Negative output voltage, ideal for applications requiring a negative power supply.
• Voltage Dropout (Max): 1.7V at 40mA (Typ), ensuring efficient operation even at lower input voltages.
• Operating Temperature: Wide range of 0°C to 125°C, suitable for industrial and automotive applications.
• PSRR: 39dB at 120Hz, providing excellent noise rejection and stable output voltage.
• Protection Features: Over-temperature and short-circuit protection ensure robustness and reliability in varying operating conditions.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for standard manufacturing processes without additional handling precautions.
• Package: Tape & Reel (TR), facilitating automated assembly and high-volume production.
• REACH Status: REACH Unaffected, ensuring compliance with environmental regulations.
• ECCN: EAR99, indicating general commercial availability without specific export restrictions.
• HTSUS: 8542.39.0001, facilitating accurate customs classification.

MC79L15ACDR2 Applications

The MC79L15ACDR2 is ideal for applications requiring a stable negative voltage supply. Its features make it particularly suitable for:

• Industrial Control Systems: Providing a reliable negative voltage rail for sensors and actuators.
• Automotive Electronics: Suitable for in-vehicle systems that require a stable power supply across a wide temperature range.
• Telecommunications: Powering negative voltage circuits in communication infrastructure.
• Medical Devices: Ensuring stable power supply for sensitive medical equipment.
• Consumer Electronics: Ideal for applications where a negative voltage supply is necessary for specific components.

Conclusion of MC79L15ACDR2

The MC79L15ACDR2 is a robust linear regulator IC offering a stable -15V output with a maximum current of 100mA. Its wide operating temperature range, low dropout voltage, and protection features make it a reliable choice for various applications. Despite being marked as obsolete, the MC79L15ACDR2 remains a viable option for designers needing a negative voltage supply in their circuits. Its compliance with environmental regulations and ease of assembly further enhance its appeal. For applications requiring a negative voltage supply, the MC79L15ACDR2 stands out as a dependable and efficient solution.