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MC34716EPR2

MC34716EPR2 Description

The MC34716EPR2 from NXP Semiconductors is a high-performance, dual-output switching regulator designed for DDR memory power applications. Packaged in a compact 26-QFN and delivered in Tape & Reel (TR), this IC operates within an input voltage range of 3V to 6V, providing two adjustable outputs ranging from 0.7V to 3.6V. It complies with ROHS3 and REACH environmental standards, ensuring suitability for modern electronics. Although marked as Obsolete, it remains a reliable choice for legacy designs requiring efficient power conversion.

MC34716EPR2 Features

• Dual-Output Design: Supports two independent regulated outputs, ideal for DDR memory termination (VTT) and VDDQ power rails.
• Wide Input Range (3V–6V): Accommodates various power sources, including 5V and 3.3V rails.
• High Efficiency: Optimized switching architecture minimizes power loss, critical for heat-sensitive applications.
• Surface-Mount (QFN-26): Compact footprint suits space-constrained PCB layouts.
• Moisture Sensitivity Level (MSL 3): Requires careful handling but supports extended storage (168 hours).
• Robust Compliance: Meets ROHS3, REACH, and EAR99 standards for global deployment.

MC34716EPR2 Applications

• DDR Memory Power Systems: Provides precise VTT termination voltage and VDDQ supply for DDR2/DDR3 modules.
• Embedded Computing: Suitable for industrial PCs, networking equipment, and storage servers.
• Portable Electronics: Low-noise operation benefits battery-powered devices with stringent power requirements.
• Legacy Designs: Despite obsolescence, it remains viable for maintenance or low-volume production.

Conclusion of MC34716EPR2

The MC34716EPR2 excels in delivering stable, dual-output power for DDR memory and other precision voltage applications. Its efficiency, compact packaging, and compliance make it a pragmatic choice for engineers managing legacy systems or constrained designs. While newer alternatives exist, its performance in noise-sensitive and space-limited scenarios ensures continued relevance in specialized electronics.