4-Channel LED Backlight Driver

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丝印：LD7889AGHE；Package：TSSOP-EP-16；4-Channel LED Backlight Driver

文件：554.52 Kbytes 页数：17 Pages

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丝印：LD7889AGN；Package：DIP-16；4-Channel LED Backlight Driver

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丝印：LD7889AGS；Package：SOP-16；4-Channel LED Backlight Driver

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LED 应用产品 : 升压型LED背光控制器/驱动器

The LD7889A is a 4-channel linear current controller which combines with a boost switching controller. It’s an ideal solution for driving high power LED backlights. The LD7889A can deliver high accuracy of constant current to 4 LED strings with 4 internal MOSFET. For each LED string, the current is ·Input Voltage range: 4.5V to 36V\n·Drives up to 4 strings in parallel, up to 240mA per string\n·Time-shift PWM dimming control\n·External PWM dimming control\n·LED short circuit protection\n·LED open string protection\n·MOSFET over-current protection\n·Over-temperature protection\n·Status output;

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