主要方案厂商： AATI ADI ANPEC Atmel MSILICA NXP ON Samsung TI （依产品线字母排序） 【AATI - AAT2400/2401LCD TV LED背光驱动】产品规格AAT2400/2401 – 16CH WLED Driver solution for large TFT LCD PANELs产品特性1. Two Package Solution for up to 160 WLEDs2. High Speed Digital Interface3. Small Package Footprint4. High Voltage Operation5. Precision PWM Brightness Control6. Built-In Boost Converter产品应用LCD TV LED Backlight Driver文字介绍Two Package Solution for up to 160 WLEDsAAT2400 - MasterHigh Voltage boost converterPrecision PWM brightness control8 channel high voltage current sinksAAT2401 - SlavePrecision PWM brightness controlHigh Speed Digital Interface30MHz SPI Bus (or 500kHz I2C)Fault reporting (LED short / open， etc)Programmable chip IDSmall Package FootprintAAT2400 5 x 5 mm QFN36AAT2410 4 x 4 mm QFN36High Voltage Operation24V ± 10% input， 30V max40V max output boost converterRobust， 45V operation on LX pinPrecision PWM Brightness Control12Bit channel PWM duty cycle12B channel phase delay7B master current (dot correction)V-sync derived internal oscillatorBuilt-In Boost Converter1.6A， 40V max， 10 µH inductorHigh efficiency， peaks at 60mA/ch