NCV51200MWTXG

Overview

The NCV51200MWTXG is a DDR termination regulator from onsemi, designed for professional power management applications. It features a 3 A sink/source output current capability and operates within an input voltage range of 2.375 V to 5.5 V. The device supports a maximum output voltage of 1.8 V and functions reliably across a temperature range of -40 °C to +125 °C. Packaged in a DFN-10 surface-mount format, it integrates a buffered reference for precise VTT regulation.

Feature Summary

• Provides simultaneous source and sink current capabilities for accurate DDR termination voltage control
• Integrates a buffered reference to ensure stable VTTREF generation for memory interfaces
• Features automotive-grade qualification ensuring reliability under demanding environmental conditions

Applications

• DDR memory termination circuits
• Computer and server systems
• Workstation and network equipment
• Telecommunications and data communication devices

Procurement Notes

Verify the specific suffix MWTXG against the manufacturer datasheet to confirm package dimensions and tape-and-reel specifications. Ensure compatibility with AEC-Q100 automotive standards if required by the target application environment. Cross-reference the DFN-10 footprint with PCB layout guidelines to maintain thermal performance and signal integrity requirements.

Selection Notes

Select this component when a high-current DDR termination solution with integrated reference buffering is required. The wide input voltage range accommodates various system rails, while the automotive qualification makes it suitable for ruggedized environments. Consider the DFN-10 package size for space-constrained designs requiring efficient heat dissipation through the exposed pad.

Part Context

This part belongs to the NCP51200 series of professional power management ICs. It serves as the automotive-grade variant within the family, offering enhanced reliability compared to commercial counterparts. The series targets low-noise, low-input voltage systems where precise voltage tracking and fast transient response are critical for maintaining memory interface stability.

Replacement Considerations

The NCP51200MWTXG is the commercial equivalent part number within the same series. Verify pinout compatibility and electrical parameter alignment before substitution. Ensure that any alternative selection meets the same AEC-Q100 qualification requirements if automotive certification is mandatory for the end product.