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</script> <script type="text/javascript"> var OBJ_TITLE = "电感线圈å‚数中的å…许å差与å“质因数专业讲è§?; var OBJ_ID = "170"; var MARK = "news"; var ARR_AD_MARK = ["news_detail_1", "news_detail_2", "news_detail_3"]; var SID = "0001,0002,0006"; //æƒé™ID var AUTHORITY_ID = ""; </script> <script src="/JS/Cls_jsPage.js"></script> <!--content:start--> <div class="content"> <div class="plc2"> 当å‰ä½ç½®ï¼?a href="/">首页</a> » <a href="/news/">资讯中心</a> » <a href="/News/News-0001,0002,0006.shtml"> 晨飞资讯</a> » <a href="/Article/dianganxianquancansh_1.html">电感线圈å‚数中的å…许å差与å“质因数专业讲è§?/a></div> <div class="list4nr"> <div class="n_info_con" id="printableview"> <h3> 电感线圈å‚数中的å…许å差与å“质因数专业讲è§?/h3> <div class="info_con_tit"> <div class="info_con_tit"> <div class="n_tit"> <span>文章出处ï¼?a href=""><a href="http://cfdz.nsw888.com">深圳市晨飞电å­æœ‰é™å…¬å?/a></a></span><span>网责任编辑：<a href="http://cfdz.nsw888.com">NSW</a></span><span>作者：<a href="http://cfdz.nsw888.com">NSW</a></span><span>人气ï¼?span id="cntrHits">-</span></span><span>å‘表时间ï¼?013-01-18 15:05:00</span> <div class="newchang"> <!-- JiaThis Button BEGIN --> <div id="ckepop"> <a href="http://www.jiathis.com/share/?uid=899792" class="jiathis jiathis_txt jtico jtico_jiathis" target="_blank">分享到：</a> <a class="jiathis_button_qzone">QQ空间</a> <a class="jiathis_button_tsina"> 新浪微åš</a> <a class="jiathis_button_tqq">腾讯微åš</a> <a class="jiathis_button_tsohu">æœç‹å¾®åš</a> <a class="jiathis_button_t163">网易微åš</a> <a class="jiathis_button_tools_1"></a><a class="jiathis_button_tools_2"></a> </div> <script type="text/javascript"> var jiathis_config = { "data_track_clickback": true };</script> <script type="text/javascript" src="http://v2.jiathis.com/code/jia.js?uid=899792" charset="utf-8"></script> <!-- JiaThis Button END --> </div> </div> </div> </div> <div id="cntrBody"> <p>　　<strong>电感线圈</strong>å‚数中的å…许åå·®ï¼?/p> <p>　　å…许å差是指电感器上标称的电感é‡ä¸Žå®žé™…电感的å…许误差值ã€?/p> <p>　　一般用于振è¡æˆ–滤波等电路中的电感器è¦æ±‚精度较高，å…许å差为±0.2[%]~±0.5[%]；而用于耦åˆã€é«˜é¢‘阻æµç­‰çº¿åœˆçš„精度è¦æ±‚ä¸é«˜ï¼›å…许åå·®ä¸?plusmn;10[%]~15[%]ã€?/p> <p>　　<strong>电感线圈</strong>å‚数中的å“质因数ï¼?/p> <p>　　å“质因数也称Q值或优值，是衡é‡ç”µæ„Ÿå™¨è´¨é‡çš„主è¦å‚数。它是指电感器在æŸä¸€é¢‘率的交æµç”µåŽ‹ä¸‹å·¥ä½œæ—¶ï¼Œæ‰€å‘ˆçŽ°çš„感抗与其等效æŸè€—电阻之比。电感器的Q值越高，其æŸè€—越å°ï¼Œæ•ˆçŽ‡è¶Šé«˜ã€?/p> <p>　　电感器å“质因数的高低与线圈导线的直æµç”µé˜»ã€çº¿åœˆéª¨æž¶çš„介质æŸè€—åŠé“心ã€å±è”½ç½©ç­‰å¼•èµ·çš„æŸè€—等有关ã€?br />  </p> </div> <div class="apage" id="showfenye"> <!--资讯分页:start--> <script type="text/javascript"> var pagecont=1; 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