NX2124ACSTR

Overview

The NX2124ACSTR is a high-performance, non-synchronous buck (step-down) DC-DC controller IC manufactured by Microsemi Corporation. It operates within a supply voltage range of 2V to 25V and utilizes an 8-SOIC package. The device functions as a positive output voltage controller designed for efficient power management applications.

Feature Summary

• Non-synchronous buck topology for step-down conversion
• Positive output voltage regulation capability
• Wide operating input voltage range from 2V to 25V

Applications

• General-purpose DC-DC power supply systems
• Embedded electronics requiring step-down voltage regulation
• Industrial control modules with wide input voltage requirements

Procurement Notes

Verify the component authenticity through official Microsemi channels or authorized distributors. Confirm that the received part matches the NX2124ACSTR designation and 8-SOIC package type. Ensure compliance with RoHS standards as indicated in public documentation. Request original datasheets to validate technical specifications before integration into design projects.

Selection Notes

Select this controller for applications requiring a non-synchronous buck architecture with a broad input voltage window. It is suitable for designs where cost-effective step-down conversion is prioritized over synchronous efficiency gains. Ensure the external MOSFET selection aligns with the controller's drive capabilities and thermal requirements for optimal performance.

Part Context

This component belongs to the Microsemi DC-DC switching controller family, specifically engineered for buck regulator applications. It serves as a core power management element in systems needing reliable voltage reduction from higher supply rails to lower logic or load voltages.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.