AAT2866IMK-T1

Voltage - Output:	5.2V
Supplier Device Package:	24-TQFN (3x4)
Package / Case:	24-WFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Applications:	Backlight, Camera Flash
Dimming:	PWM
Frequency:	1MHz
Current - Output / Channel:	31mA
Series:	--
Voltage - Supply (Max):	5.5V
Voltage - Supply (Min):	2.7V
Number of Outputs:	8
Internal Switch(s):	Yes
Topology:	Switched Capacitor (Charge Pump)
Type:	DC DC Regulator
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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AAT2866IMK-T1 Application Field and Working Principle

PMIC - LED Drivers

The AAT2866IMK-T1 is an LED driver IC from Diodes Incorporated with a wide application field. This integrated control IC operates through a serial data interface and complies with the Inter-Integrated Circuit (I2C) protocol. It offers exceptional control of LED lighting and provides a complete solution to LED drivers in a wide variety of LED backlighting applications. This driver IC can be used in many different applications including LCD backlighting, automotive interior and exterior lighting, TVs, smart phones, edge-lit lighting, medical lighting, and more.The AAT2866IMK-T1 is a very economical, low voltage, linear LED driver IC with integrated MOSFETs and I2C compliant Serial Data Control Interface. The device has an operating input voltage range of 2.7V to 5.5V and a total output current (LED current) of 6mA to 200mA per channel. It has a total number of 10 programmable current limits, allowing for a detailed control of the LED current. This functionality increases the efficiency, performance and lifetime of the LED.The AAT2866IMK-T1 produces constant current on all LEDs, although other configurations such as changing the ratio of light output, changing the current limits of each channel, and setting the output LEDs to different levels of brightness, are also available. The IC\'s multi-channel support and its high maximum output current aids in delivering brighter, uniform and consistent brightness at long distances.The IC works by using PWM dimming, providing high resolution of light output, up to 256 levels of brightness control and also enables pulse-width modulation (PWMP) to be used. This helps in setting the light output, with high accuracy and consistency.The AAT2866IMK-T1 has a built-in safety function which helps protect the system from the effects of power surges. The device is designed to shut down if the voltage exceeds its upper limits, ensuring the safety of the LED and the entire system.This LED driver IC has a low power consumption, making it ideal for applications which demand reduced power consumption, with minimal impact on the LED lighting system. Additionally, the design supports I2C fast-mode speeds.The AAT2866IMK-T1 is built on cutting-edge technology and provides superior performance, reliability and a wide array of advantages and features that make it a perfect choice for many applications. It is a highly efficient, cost-effective integrated control IC, suitable for many LED applications.

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