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关于tps61088的相关问题,希望大佬们,帮忙解答!

Other Parts Discussed in Thread: TPS61088

各位大佬:

我这边按照TI给的手册及例子设计了TPS61088为核心的升压板,输入最低3V,输出最大6V,电流3A。但是现在问题是,我按照图纸制作的实物,电感会出现啸鸣声,但是过大概3分左右又会消失,这个时候把输入电压降低,啸鸣声音又会出来,请各位大佬帮忙看看,到底是哪里出了问题,谢谢大佬了!!

ps:负载是一个6欧姆的加热片!