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上圖為供給CPU_CORE的電壓,即PL515電感輸出,在1.5V左右,在PQ507 S端測試波形有尖峰脈衝,且Vmax=30v有超過spec的危險,在量產過程中有燒mos管AOD438的情況,求教怎樣消除圖中的尖峰脈衝,怎樣選擇mos管?
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500) {this.resized=true; this.width=500; this.alt='这是一张缩略图,点击可放大。\n按住CTRL,滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/31/1122117952.gif');}" onmousewheel="return imgzoom(this);">