xiao:
现一RCC电路,恒流不了,输出4.2V700MA,目前状态为:CV4V:输出电流300MACV3.8V:输出350MACV3V:850MA此问题如何解决,请教,谢谢!附图:[图片]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){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/23/1100916918.gif');}"onmousewheel="returnimgzoom(this);">