AOZ1948AI-01

Overview

The AOZ1948AI-01 is a high-efficiency DC-DC controller designed for LED backlight applications. It operates as a step-down (Buck) converter with PWM dimming capability. The device supports both high voltage and low voltage input ranges, making it suitable for general-purpose LED driving. Packaged in an 8-SOIC format, this integrated circuit functions as a single-output controller optimized for efficiency in display backlighting systems.

Feature Summary

• High-efficiency Buck controller architecture
• Supports PWM dimming control
• Compatible with high and low voltage LED loads

Applications

• LED backlight drivers
• Display illumination systems
• General purpose LED lighting

Procurement Notes

Verify the exact suffix designation, as the -01 variant may differ from the standard AOZ1948AI. Confirm current availability status, as some sources indicate obsolete or out-of-stock conditions. Ensure the 8-SOIC package matches your PCB footprint requirements before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring efficient buck conversion for LED backlights. Consider the specific voltage requirements of your LED string to ensure compatibility with the controller's operating range. Verify that the PWM dimming interface aligns with your system's control logic.

Part Context

Alpha & Omega Semiconductor produces power management ICs including LED drivers. The AOZ1948 series falls under their PMIC portfolio, focusing on efficient power solutions for display and lighting applications. This part represents a specialized controller within their broader discrete and IC product lines.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult official manufacturer resources for direct replacements or equivalent functional alternatives.