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A highly concentrated pump dual-display white light LED driv

2016-12-03 15:17  
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A highly concentrated pump dual-display white light LED drive circuit
The driving pin of LM27965 dual-display white light LED drive is divided into 3 independent control banks. The first can be equipped with 4~5 white light LED, which is used to provide back light for the large screen; the second can be equipped with 2~3 white light LED, which is used to provide light for smaller affiliated display; the other controls the white light LED drive independently, which is used to drive the indicator or general LED. LM27965 is a connector which is compatible with I2C which allows the LED brightness of each team to be controlled independently.