The XL6004 regulator is fixed frequency PWM Boost (step-up) LED constant current driver, capable of driving Series 1W/3W LED units with excellent line and load regulation. The regulator is simple to use because it includes internal frequency compensation and a fixed-frequency oscillator so that it requires a minimum number of external components to work. The XL6004 could directly drive 16 Series 1W LED units at VIN>12V. The PWM control circuit is able to adjust the duty ratio linearly from 0 to 95%. An enable function, an over current protection function is built inside.
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