6-string LED Driver with Build-in Boost Regulator CXLE81116 develops a high efficiency boost regulator with six matching current source to drive up to six strings of white LEDs in the backlight appli

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      CXLE81116 develops a high efficiency boost regulator with six matching current source to drive up to six strings of white LEDs in the backlight applications of LCD panels.
         The device operates over a wide input voltage range of 4.5V to 24V. CXLE81116 has a fixed switching frequency of 1MHz. The LED current can be programmed from 10mA to 30mA. CXLE81116 also integrates PWM dimming function for the accurate LED current control.
         The CXLE81116 is available in QFN3x3-16 package.

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1MHz fixed switching frequencykTa嘉泰姆

Integrated loop compensationkTa嘉泰姆

Drive up to 6 strings of LEDs with up to 10 LED per stringkTa嘉泰姆

Minimum on time: 80ns typicalkTa嘉泰姆

Minimum off time: 100ns typicalkTa嘉泰姆

Over voltage protectionkTa嘉泰姆

Low Rdson of internal boost switch: 200mohmkTa嘉泰姆

10000:1 PWM brightness control at 200HzkTa嘉泰姆

Dimming Frequency: 100Hz~30kHzkTa嘉泰姆

+/-2% current matching among strings guaranteed for above 10% dimming levelkTa嘉泰姆

Programmable LED current: up to 30mA per string. +/-3% accuracykTa嘉泰姆

Internal softstartkTa嘉泰姆

Compact packages: QFN3x3-16kTa嘉泰姆

   应用范围 返回TOPkTa嘉泰姆

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Notebook panel backlightkTa嘉泰姆

TV Panel BacklightkTa嘉泰姆

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