NCP51402MNTXG

Overview

The NCP51402MNTXG is a specialized power management IC designed as a DDR termination regulator. It provides a fixed 3 A output current capability to support high-speed memory interfaces including DDR1, DDR2, DDR3, LPDDR3, and DDR4 standards. The device operates with an input voltage range of 2.375 V to 5.5 V and delivers a maximum output voltage of 750 mV. It features a low quiescent input current of 700 uA and functions reliably within an operating temperature range from -40°C to +125°C.

Feature Summary

• Integrated synchronous buck architecture optimized for DDR termination applications
• Supports multiple DDR generations including DDR1 through DDR4 and LPDDR3
• Fixed output configuration eliminates external feedback resistor requirements

Applications

• DDR1 memory module termination
• DDR2 memory module termination
• DDR3 memory module termination
• LPDDR3 memory module termination
• DDR4 memory module termination

Procurement Notes

Verify the complete part number including the MNTXG suffix to ensure correct packaging and tape-and-reel specifications. Confirm that the required output current and voltage levels align with the target memory interface design. Check for any specific environmental compliance documentation or RoHS status updates relevant to the manufacturing batch before finalizing procurement orders.

Selection Notes

Select this component when designing systems requiring dedicated termination for various DDR memory types. Ensure the system input voltage remains within the specified 2.375 V to 5.5 V range. Consider the thermal performance requirements given the 3 A output capability and the -40°C to +125°C operating temperature range. Verify PCB layout guidelines for optimal stability and noise reduction in high-speed memory circuits.

Part Context

This device belongs to onsemi's professional power management integrated circuit portfolio. It is categorized specifically under DDR termination regulators within the PMIC family. The component serves as a dedicated solution for maintaining signal integrity in computer memory subsystems by providing stable reference voltages for data lines.

Replacement Considerations

The NCP51400MNTXG is a confirmed substitute within the same product series offering identical functionality.