IW3989-20

Overview

The iW3989-20 is an LED lighting driver IC functioning as a digital AC direct power controller. Designed for phase-cut dimmable LED luminaires, it integrates control logic to manage power conversion directly from the AC line. The component belongs to the iW3989 series and is manufactured by Renesas Electronics under the Renesas / Dialog trademark. It is classified under LED Lighting Drivers within the Driver ICs sub-category.

Feature Summary

• Digital AC direct power control architecture
• Support for phase-cut dimming functionality

Applications

• Phase-cut dimmable LED luminaires

Procurement Notes

Verify current availability status with authorized distributors, as supply may be limited or subject to factory special orders. Confirm RoHS compliance details through official documentation before integration. Ensure ordering suffixes match specific package requirements such as Reel or Cut Tape configurations.

Selection Notes

Select this component for designs requiring integrated digital control of AC-powered LED systems. Validate compatibility with existing phase-cut dimmer protocols. Consider thermal management and PCB layout constraints associated with high-voltage AC interfaces in solid-state lighting applications.

Part Context

Part of the iW3989 series offering specialized solutions for smart lighting. Manufactured by Renesas Electronics, formerly associated with Dialog Semiconductor. Targets the growing market for efficient, digitally controlled LED illumination systems requiring precise dimming capabilities.

Replacement Considerations

Consult official cross-reference lists for verified substitutes. Generic equivalents may not support identical digital control features or phase-cut dimming behavior.