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iW6401

Digital Smart Lighting LED Driver IC

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High performance wide-range dimming engine

The iW6401 is a versatile, programmable LED driver designed specifically for digitally controlled lighting systems and provides a flexible platform that can be scaled across a wide range of digital power levels and applications.

The versatility of the iW6401 pairs with Dialog’s Bluetooth® Smart technology to put it at the heart of the Dialog Smart Lighting Platform, enabling complete, turn-key system solutions for multi-room wireless lighting control via a smartphone or tablet.

With multiple dimming interfaces for home and building automation systems, the iW6401 serves as a powerful backend for wireless communication modules, intelligent sensors or generic microcontrollers. It can also be used with a peripheral controller to provide a built in, stable, controlled power-management unit for external peripherals, including Bluetooth, Smart, Wi-Fi and ZigBee® modules.

Features

High performance wide-range dimming engine

Quasi-resonant (soft) switching

Patented PrimAccurate™LED current control

IEC62756 data receiver and bypass load

I2C programming and dimming interface

Programmable dimming curves

OTP configuration memory

Software controlled standby/wakeup

Toggle-switch event-driven state machine

Regulated power for external master

Programmable soft-start

End-of-line diagnostics and calibration

Active PFC control with high power factor

Open/short protection with auto-restart

State machine based temperature de-rating

Internal/external temperature sensor

Input overvoltage protection

Small leadless 4x4mm DFN12 package

Applications

Retrofit LED lamp bulbs

Linear LED lamps

Standalone mains driven LED drivers

Block Diagrams

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iW6401 platform solution

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iW6401 digital powerline

To order a sample of any of our products, please complete the following form. We will provide up to five parts free of charge. Our sales department will provide pricing for samples orders exceeding five parts.

Sample Request Form

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Product Briefs and Summaries
Name Date Version
iW6401 Product Brief (1 MB) 01/03/2016 0316GDA
iW6401 Product Brief Chinese (1.4 MB) 01/03/2015 0315GDA
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