RT9387AGQW

Overview

The RT9387AGQW is a PWM-controlled LED driver IC manufactured by Richtek USA Inc. It utilizes a switched capacitor (charge pump) topology to regulate current for high-power LEDs. The device supports pulse-width modulation dimming and features an integrated charge pump structure, offering a compact solution for LED applications. It is housed in a 16-pin WQFN package.

Feature Summary

• Integrates a switched capacitor charge pump topology for efficient voltage boosting
• Supports pulse-width modulation (PWM) dimming control
• Designed as a compact power management IC for LED drivers

Applications

• LED backlighting systems
• Camera flash lighting circuits
• General purpose LED driver modules

Procurement Notes

Verify the component status carefully before procurement planning. Public records indicate this part number may be obsolete or end-of-life. Confirm availability with authorized distributors and check for valid replacement alternatives if current stock is insufficient for production needs.

Selection Notes

Select this component when a compact, charge-pump-based LED driver is required. Ensure the application design accommodates the specific switching characteristics of the internal capacitor network. Verify that the thermal performance of the WQFN package meets the system's heat dissipation requirements under expected load conditions.

Part Context

This component belongs to the Richtek PMIC family, specifically categorized under LED drivers. It is designed to replace discrete boost converter solutions with a single integrated chip, simplifying PCB layout and reducing component count in portable electronic devices requiring bright LED illumination.

Replacement Considerations

Public data indicates the product lifecycle status as obsolete. Engineers should consult official manufacturer documentation for confirmed substitute part numbers or next-generation replacements within the same functional category.