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DLPA3005 LED电感啸叫

Other Parts Discussed in Thread: DLPA3005, DLPC3439

使用2个DLPC3439+DLPA3005做.47 1080P,用DLPA3005驱动4路LED,LED电流设定为16A,调试发现1.5uH的电感(LED电感)存在啸叫(启机就有),更换1uH电感测试同样存在启机就有啸叫,电感都是一次成型。调节ILLUM_A_COMP1(38脚)和ILLUM_A_COMP2(39脚)之间的电容发现啸叫有所改善,但是画面存在闪屏现象。请问这个情况有方法解决掉电感的啸叫吗?