onsemi

MC79M15CDTRK

MC79M15CDTRK Description

The MC79M15CDTRK is a high-performance linear regulator from onsemi, designed to deliver a fixed negative output voltage of -15V with a maximum output current of 500mA. This single regulator is housed in a compact DPAK package, making it suitable for a variety of applications where space is a constraint. The device is characterized by a typical dropout voltage of 1.1V at 500mA, ensuring efficient power delivery even under varying load conditions.

The MC79M15CDTRK operates within a wide temperature range of 0°C to 125°C, making it ideal for both commercial and industrial environments. It features robust protection mechanisms, including over-current and over-temperature protection, which safeguard the device and connected components from potential damage. The regulator also boasts a high power supply rejection ratio (PSRR) of 60dB at 120Hz, ensuring minimal noise and ripple in the output voltage.

MC79M15CDTRK Features

• Fixed Negative Output Configuration: The MC79M15CDTRK provides a stable -15V output, making it suitable for applications requiring negative voltage rails.
• High Efficiency: With a typical dropout voltage of 1.1V at 500mA, the regulator maintains high efficiency across a wide range of load currents.
• Wide Operating Temperature Range: The device operates reliably from 0°C to 125°C, ensuring consistent performance in various environmental conditions.
• Over-Current and Over-Temperature Protection: These built-in protection features enhance the reliability and longevity of the regulator.
• High PSRR: The 60dB PSRR at 120Hz ensures minimal noise and ripple, providing clean power to sensitive circuits.
• Surface Mount DPAK Package: The compact DPAK package is ideal for surface mount applications, saving space on the PCB.
• Moisture Sensitivity Level 1: The device is classified as MSL 1, indicating unlimited exposure to moisture, which simplifies handling and storage.
• REACH Unaffected: The MC79M15CDTRK complies with REACH regulations, ensuring it is free from harmful substances.
• Tape & Reel Packaging: The device is available in tape & reel packaging, facilitating automated assembly processes.

MC79M15CDTRK Applications

The MC79M15CDTRK is well-suited for a variety of applications where a stable negative voltage supply is required. Some specific use cases include:

• Analog Circuits: Providing clean power to sensitive analog circuits, such as operational amplifiers and data converters.
• Industrial Control Systems: Ensuring reliable power delivery in harsh industrial environments.
• Medical Equipment: Supplying stable power to critical medical devices that require precise voltage regulation.
• Telecommunications: Powering communication modules and interfaces that require negative voltage rails.
• Consumer Electronics: Used in devices such as audio amplifiers and video processing units where a negative voltage supply is necessary.

Conclusion of MC79M15CDTRK

The MC79M15CDTRK from onsemi is a versatile linear regulator that offers a combination of high efficiency, robust protection features, and a wide operating temperature range. Its fixed negative output configuration and compact DPAK package make it an ideal choice for applications requiring a stable -15V supply. Despite being marked as obsolete, the MC79M15CDTRK remains a reliable option for designers looking for a proven solution in their power management designs. Its high PSRR and compliance with REACH regulations further enhance its appeal in the electronics industry.