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/67/2716781215771283.gif');}" onmousewheel="return imgzoom(this);">
请问Vee=-5v
是怎么做到的,请赐教呀
或者如果把Vee设为0,可以驱动IGBT吗?
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/67/700751215907869.gif');}" onmousewheel="return imgzoom(this);">