onsemi

NCP5662MNADJR2G

NCP5662MNADJR2G Description

The NCP5662MNADJR2G is a high-performance, adjustable positive linear voltage regulator from onsemi, designed to deliver up to 2A of continuous output current with an input voltage range up to 9V. This surface-mount IC features an adjustable output voltage from 0.9V to 7.7V, making it versatile for a wide range of power management applications. Despite its obsolete status, it remains a reliable choice for legacy designs due to its robust protection features, including over-current and over-temperature protection, ensuring system safety under fault conditions. Packaged in an 8-pin DFN and available in Tape & Reel (TR), it is optimized for automated assembly processes.

NCP5662MNADJR2G Features

• High Output Current: Supports 2A with a low dropout voltage of 1.3V @ 2A, minimizing power dissipation.
• Adjustable Output: Flexible voltage adjustment (0.9V–7.7V) via external resistors.
• Low Quiescent Current: 3 mA typical, enhancing efficiency in battery-powered applications.
• Excellent PSRR: 70dB @ 120Hz, reducing noise for sensitive analog/digital loads.
• Enable Control: Allows power sequencing and shutdown to reduce standby power.
• Robust Protections: Integrated over-current and over-temperature safeguards.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.

NCP5662MNADJR2G Applications

• Portable Electronics: Ideal for smartphones, tablets, and handheld devices requiring stable, low-noise power.
• Industrial Systems: Suitable for PLC modules, sensors, and control circuits due to its high PSRR and thermal resilience.
• Automotive Accessories: Powers infotainment systems and ADAS peripherals where transient immunity is critical.
• Embedded Systems: Used in FPGA/ASIC power rails where precise voltage adjustment is needed.

Conclusion of NCP5662MNADJR2G

The NCP5662MNADJR2G excels in delivering high-current, low-noise power with adjustable flexibility, making it a strong candidate for legacy and noise-sensitive designs. While marked obsolete, its high PSRR, protection features, and efficiency ensure continued relevance in industrial, automotive, and portable applications. Engineers should evaluate alternative onsemi solutions for new designs but can leverage this regulator’s proven performance in existing systems.