原帖由 <i>QCXF</i> 于 08-06-28 21:32 发表 <a href="//www1.xcar.com.cn/bbs/redirect.php?goto=findpost&pid=162165975&ptid=7845078" target="_blank"><img src="//www1.xcar.com.cn/bbs/images/common/back.gif" border="0" onload="if(this.width>screen.width*0.62) {this.resized=true; this.width=screen.width*0.62; this.alt='Click here to open new windownCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.62) {this.resized=true; this.width=screen.width*0.62; this..cursor='hand'; this.alt='Click here to open new windownCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open('//www1.xcar.com.cn/bbs/images/common/back.gif');}" onmousewheel="return imgzoom(this);" alt="" /></a><br />
我也换了LED，我用的是电阻限流，电流取小一点也没啥问题。在12v时，电流取15ma。ic当然好，但好像不太好买，用常见的LM317（92封装的就可以啦）效果也不错哦。
]
京公网安备 11010102004670号