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</script> <script type="text/javascript"> var OBJ_TITLE = "什么是贴片电感?"; var OBJ_ID = "297"; 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/shimeshitiepiandiang_1.html">什么是贴片电感?</a></div> <div class="list4nr"> <div class="n_info_con" id="printableview"> <h3> 什么是贴片电感?</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?014-03-13 11:44:00</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>贴片<strong><a href="http://www.chenfeipower.com/">电感</a></strong>的用途：å¯ç”¨äºŽé«˜é¢‘率ã€ä¿¡å·çº¿çš„解决方案。适用于通讯设备的高频线路ã€?/p> <p>　　特性：</p> <p>　　å°å°ºå¯¸ï¼Œå¯è¡¨é¢è´´è£?/p> <p>　　陶瓷æ料具有高Q值，高自è°é¢‘çŽ?/p> <p>　　具有高精度，高å¯é æ€§ã€?/p> <p>　　å³ä½¿ç”µæ„Ÿé‡ä¸€æ ·ï¼Œé¥±å’Œç”µæµä¹Ÿä¸ä¸€æ ·ã€‚如果è¦å¢žåŠ ç”µæ„Ÿé‡ï¼Œå°±è¦å¢žåŠ åœˆæ•°ï¼Œè€Œåœˆæ•°å¤šäº†ï¼ŒåŒæ ·ç”µæµä¸‹äº§ç”Ÿçš„ç£åœºå°±å¤§ï¼Œå› è€Œé“心就å¯èƒ½ä¼šé¥±å’Œã€‚为了é¿å…é“心饱和，这样的电感一般是在ç£å¯¼çŽ‡è¾ƒå°çš„é“心上，绕比较少的圈数ã€?/p> <p>　　å¦å¤–你看ç£ç ï¼Œä¸€èˆ¬åªæœ‰å¾ˆå°‘的圈数，例如åŠåœˆï¼Œä¸ºäº†é˜²æ­¢é“心饱和就是一个原因ã€?滤波用的。一般电感é‡è¾ƒå°ï¼Œé˜²æ­¢å®ƒé¥±å’Œã€‚因为里é¢å­˜åœ¨å¾ˆå¤§çš„ç›´æµæˆåˆ†ï¼Œå¦‚果电感é‡å¤§äº†ï¼Œå°±å®¹æ˜“饱和。饱和之åŽå°±æ²¡æœ‰æ»¤æ³¢æ•ˆæžœäº†ã€?/p> <p>　　如果是空心电感，就没有饱和的问题了。但这样的地方，好象一般都用é“心的电感ã€?/p> <p>　　片å¼ç”µæ„Ÿå™¨ä¸»è¦æœ‰4ç§ç±»åž‹ï¼Œå³ç»•çº¿åž‹ã€å å±‚åž‹ã€ç¼–织型和薄膜片å¼ç”µæ„Ÿå™¨ã€‚贴片电感常用的是绕线å¼å’Œå å±‚å¼ä¸¤ç§ç±»åž‹ã€‚å‰è€…是传统绕线电感器å°åž‹åŒ–的产ç‰?åŽè€…则采用多层å°åˆ·æŠ€æœ¯å’Œå å±‚生产工艺制作，体积比绕线型片å¼ç”µæ„Ÿå™¨è¿˜è¦å°ï¼Œæ˜¯ç”µæ„Ÿå…ƒä»¶é¢†åŸŸé‡ç‚¹å¼€å‘的产å“ã€?/p> <p>　　å å±‚åž?/p> <p>　　它具有良好的ç£å±è”½æ€§ã€çƒ§ç»“密度高ã€æœºæ¢°å¼ºåº¦å¥½ã€‚ä¸è¶³ä¹‹å¤„是åˆæ ¼çŽ‡ä½Žã€æˆæœ¬é«˜ã€ç”µæ„Ÿé‡è¾ƒå°ã€Q值低ã€?/p> <p>　　它与绕线片å¼ç”µæ„Ÿå™¨ç›¸æ¯”有诸多优点：尺寸å°ï¼Œæœ‰åˆ©äºŽç”µè·¯çš„å°åž‹åŒ–，ç£è·¯å°é—­ï¼Œä¸ä¼šå¹²æ‰°å‘¨å›´çš„元器件，也ä¸ä¼šå—临近元器件的干扰，有利于元器件的高密度安装;一体化结构，å¯é æ€§é«˜;è€çƒ­æ€§ã€å¯ç„Šæ€§å¥½;形状规整，适åˆäºŽè‡ªåŠ¨åŒ–表é¢å®‰è£…生产ã€?/p> <p>　　绕线åž?ï¼?/p> <p>　　它的特点是电感é‡èŒƒå›´å¹?mH～H)，电感é‡ç²¾åº¦é«˜ï¼ŒæŸè€—å°(å³Qå¤?，容许电æµå¤§ã€åˆ¶ä½œå·¥è‰ºç»§æ‰¿æ€§å¼ºã€ç®€å•ã€æˆæœ¬ä½Žç­‰ï¼Œä½†ä¸è¶³ä¹‹å¤„是在进一步å°åž‹åŒ–æ–¹é¢å—到é™åˆ¶ã€‚陶瓷为芯的绕线型片电感器在这样高的频率能够ä¿æŒç¨³å®šçš„电感é‡å’Œç›¸å½“高的Q值，因而在高频回路中å æ®ä¸€å¸­ä¹‹åœ°ã€?/p> </div> <div class="apage" id="showfenye"> <!--资讯分页:start--> <script type="text/javascript"> var pagecont=1; 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