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</script> <script type="text/javascript"> var OBJ_TITLE = "高频开关电æºå˜åŽ‹å™¨æœ‰å“ªäº›è®¾è®¡åŽŸåˆ?"; var OBJ_ID = "339"; 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/gaopinkaiguandianyua_1.html">高频开关电æºå˜åŽ‹å™¨æœ‰å“ªäº›è®¾è®¡åŽŸåˆ?</a></div> <div class="list4nr"> <div class="n_info_con" id="printableview"> <h3> 高频开关电æºå˜åŽ‹å™¨æœ‰å“ªäº›è®¾è®¡åŽŸåˆ?</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?014-07-29 13:49:00</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>　　<span style="font-size: 16px">高频开关电æºå˜åŽ‹å™¨ä½œä¸ºä¸€ç§äº§å“，自然带有商å“的属性，因此其设计原则和其他商å“一样，具体使用æ¡ä»¶ä¸‹å®Œæˆå…·ä½“的功能中追求性能价格比最好。有时å¯èƒ½åé‡æ€§èƒ½å’Œæ•ˆçŽ‡ï¼Œæœ‰æ—¶å¯èƒ½åé‡ä»·æ ¼å’Œæˆæœ¬ã€‚现在轻ã€è–„ã€çŸ­ã€å°ï¼Œæˆä¸ºå®ƒå‘展方å‘，强调é™ä½Žæœ¬é’±ã€‚其中æˆä¸ºä¸€å¤§éš¾ç‚¹çš„高频电æºå˜åŽ‹å™¨ï¼Œæ›´éœ€è¦åœ¨è¿™æ–¹é¢ä¸‹åŠŸå¤«ã€‚如果能认真考虑一下它设计原则，追求更好的性能价格比，传é€ä¸åˆ?0VA å•ç‰‡å¼€å…³ç”µæºé«˜é¢‘å˜åŽ‹å™¨ï¼Œåº”当设计出更轻ã€è–„ã€çŸ­ã€å°çš„方案æ¥ã€‚ä¸è°ˆæˆæœ¬ï¼Œå¸‚场的价值规律是无情çš?许多性能好的产å“，往往由于价格ä¸èƒ½ä¸ºå¸‚场接å—而é­å†·è½å’Œæ·˜æ±°ã€‚往往一ç§æ–°äº§å“最åŽè¢«æˆæœ¬å¦å†³ã€‚一äº?ldquo;节能ä¸èŠ‚é’?rdquo;产å“为什么在市场上推广ä¸å¼€å€¼å¾—大家深æ€ã€?/span></p> <p> </p> <p><span style="font-size: 16px">　　产å“本钱，ä¸ä½†åŒ…括资料本钱，生产本钱，还包括研å‘本钱，设计本钱。因此，为了节约时间，根æ®ä»¥å¾€çš„ç»éªŒï¼Œå¯¹å®ƒé“æŸé“œæŸæ¯”例ã€æ¼æ„Ÿä¸Žæ¿€ç£ç”µæ„Ÿæ¯”例ã€åŽŸè¾¹å’Œå‰¯è¾¹ç»•ç»„æŸè€—比例ã€ç”µæµå¯†åº¦æ供一些å‚考数æ®ï¼Œå¯¹çª—å£å¡«å……水平，绕组导线和结构推è一些方案，有什么ä¸å¥?为什么一定è¦æŒ‰æ­¥å°±ç­åœ°æ¥å›žè¿›è¡ŒæŽ¨ç®—和仿真，æ‰ä¸æ˜¯æ¦‚念错误?作者曾åœ?0世纪80年代中开å‘高频ç£æ”¾å¤§å™¨å¼å¼€å…³ç”µæºï¼Œä»¥æ¸©å‡æœ€ä½Žä¸ºæ¡ä»¶ï¼Œå¯¹é«˜é¢‘</span><strong><a href="http://www.chenfeipower.com/Products/products-99411502311.html"><span style="font-size: 16px">开关电æºå˜åŽ‹å™¨</span></a></strong><span style="font-size: 16px">进行过优化设计。由于热阻难以确定，结果与试制样å“相差甚远，ä¸å¾—ä¸å†æ¬¡ä¿®æ­£ã€‚现在有些公å¸çš„ç£èŠ¯äº§å“说明书中，为了缩短用户设计的时间，有的列出简化的设计公å¼ï¼Œæœ‰çš„用表列出ç£èŠ¯åœ¨æŸç§å·¥ä½œé¢‘率下的传é€åŠŸçŽ‡ã€‚è¿™ç§æ—¢ä¸ºç”¨æˆ·ç€æƒ³ï¼ŒåˆæŽ¨å¹¿å…¬å¸äº§å“çš„åŒèµ¢è¡Œä¸ºï¼Œå®Œå…¨ç¬¦åˆå¸‚场规律的行为，ç»ä¸æ˜¯ä»€ä¹ˆéœ€è¦è¾¨æžçš„错误概念。问题是æ供的å‚考数æ®ï¼ŒæŽ¨è的方案是å¦æ˜¯ç»éªŒçš„总结?有没有普éæ€?包括“辨枔一文中æ出的一些说法，都需è¦ç»è¿‡å®žè·µæ£€éªŒï¼Œæ‰å¹²ç«™å¾—ä½è„šã€?/span></p> </div> <div class="apage" id="showfenye"> <!--资讯分页:start--> <script type="text/javascript"> var pagecont=1; 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