NCP5890設計的多個LED燈電路圖:This example shows how to provide advanced LCD backlighting control through the use of the NOA1302
ambient light sensor and the NCP5890 LED driver.?
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Portable LCD Backlight Control via Ambient Light Sensor?
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This implementation provides:?
* I C interface?
* ?Gradual dimming control?
* >90% efficiency?
* ?±1% LED current accuracy?
* ?30 V maximum string voltage?
* ?3 segment PWM control?
* ?1.3 MHz operation
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