SIC401ACD-T1-GE3

Overview

The SIC401ACD-T1-GE3 is a synchronous step-down microbuck regulator manufactured by Vishay Siliconix. It integrates high-side and low-side power MOSFETs with a control circuit to provide efficient voltage regulation. The device supports an input voltage range from 3V to 17V and delivers a continuous output current of 15A. It operates with a fixed internal switching frequency and includes comprehensive protection features such as overcurrent, thermal shutdown, and soft-start functionality for stable system performance.

Feature Summary

• Integrates synchronous rectification with built-in high-side and low-side power MOSFETs
• Supports wide input voltage range suitable for various bus architectures
• Includes integrated protection mechanisms against overcurrent and thermal overload

Applications

• Point-of-load (POL) voltage regulation in computing systems
• Power distribution networks for industrial equipment
• Voltage conversion for communication infrastructure modules

Procurement Notes

Verify the complete part number including suffixes to ensure correct packaging and temperature grade. Confirm component authenticity through authorized channels due to potential counterfeits. Check datasheet revisions for any updates to electrical characteristics or pin configurations before finalizing design integration.

Selection Notes

Evaluate thermal management requirements based on the expected load current and ambient conditions. Ensure the input voltage source remains within the specified 3V to 17V operational window. Consider external component selection for filtering and stability, adhering strictly to manufacturer recommendations for optimal transient response and efficiency.

Part Context

This component belongs to the SIC series of integrated power stages designed for high-density power applications. It combines power processing and control functions into a single compact package, reducing solution size compared to discrete solutions. The series targets applications requiring high efficiency and fast transient response in space-constrained environments.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.