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高频å˜åŽ‹å™¨åˆ†å¸ƒå‚æ•°çš„å½±å“有哪äº?</h3>
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<span>æ–‡ç« å‡ºå¤„ï¼?a href=""><a href="http://cfdz.nsw888.com">深圳市晨飞电å有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
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<p>　　<strong>高频å˜åŽ‹å™?/strong>为满足å°åž‹åŒ–和高频化的需æ±?高频å˜åŽ‹å™¨çš„设计在ä¸æ–地æœç€è¿™ä¸ªæ–¹å‘å‘展,但是å˜åŽ‹å™¨åˆ†å¸ƒå‚æ•°çš„å½±å“å´è¶Šæ¥è¶Šæ˜Žæ˜¾äº?在一般的ç†è®ºåˆ†æžä¸ï¼Œä¸ºäº†ç®€åŒ–分æžè¿‡ç¨‹ï¼Œé€šå¸¸å¿½ç•¥åŠŸçŽ‡å˜åŽ‹å™¨çš„励ç£ç”µæ„Ÿå’Œæ¼æ„Ÿï¼Œä»¥ä¾¿èŽ·å¾—电路工作的基本原ç†å’ŒåŸºæœ¬ç‰¹å¾ã€‚实际上，寄生å‚é‡æ˜¯å®¢è§‚å˜åœ¨çš„，而且éšç€å¼€å…³é¢‘率的æ高，分布å‚æ•°çš„å½±å“越严é‡ã€?/p>
<p>　　1.励ç£ç”µæ„Ÿ</p>
<p>　　由于ç£å¯¼çŽ‡æ˜¯æœ‰é™çš„，则在原边绕组ä¸å°±æœ‰åŠ±ç£ç”µæµå˜åœ¨ã€‚è¿™ä¸€å¢žåŠ çš„ç”µæµå¯ä»¥åœ¨ç‰æ•ˆç”µè·¯ä¸å¢žåŠ 一个和原边线圈并è”的励ç£ç”µæ„ŸLmæ¥è¡¨ç¤ºã€‚励ç£ç”µæ„Ÿèƒ½é‡è¡¨ç¤ºæœ‰é™ç£å¯¼çŽ‡çš„ç£èŠ¯ä¸å’Œä¸¤åŠç£èŠ¯ç»“åˆå¤„气隙å˜å‚¨çš„能é‡ã€‚å˜å‚¨çš„能é‡ä¸ŽåŠ 到线圈上æ¯åŒä¼ç‰¹æœ‰å…³ï¼Œä¸Žè´Ÿè½½ç”µæµæ— å…³ã€?/p>
<p>　　2.æ¼æ„Ÿ</p>
<p>　　在实际å˜åŽ‹å™¨ä¸ï¼Œå¦‚æžœåˆçº§ä¸Žæ¬¡çº§ä¹‹é—´ã€åŒä¸ŽåŒä¹‹é—´ã€å±‚与层之间ç£é€šæ²¡æœ‰å®Œå…¨è€¦åˆï¼Œå°±ä¼šäº§ç”Ÿæ¼æ„Ÿã€‚æ¼æ„Ÿèƒ½é‡è¡¨ç¤ºçº¿åœˆé—´ä¸è€¦åˆç£é€šç»è¿‡çš„空间å˜å‚¨çš„能é‡ã€‚在ç‰æ•ˆç”µè·¯ä¸ï¼Œæ¼æ„Ÿä¸Žç†æƒ³å˜åŽ‹å™¨æ¿€åŠ±çº¿åœˆä¸²è”，其å˜å‚¨çš„能é‡ä¸Žæ¿€åŠ±çº¿åœˆç”µæµçš„平方æˆæ£æ¯”ã€?/p>
<p>　　3.分布电容</p>
<p>　　在实际高频å˜åŽ‹å™¨çš„绕组ä¸å˜åœ¨ç€åˆ†å¸ƒç”µå®¹ï¼Œå°¤å…¶å˜åœ¨äºŽçº¿åœˆå¯¼çº¿å’Œå˜åŽ‹å™¨ç£å¿ƒä¹‹é—´ä»¥åŠå„绕组之间。电容é‡çš„大å°å–å†³äºŽç»•ç»„çš„å‡ ä½•å½¢çŠ¶ã€ç£å¿ƒæ料的介电常数和它的å°è£…ææ–™ç‰ã€‚在ç‰æ•ˆç”µè·¯ä¸ï¼Œåœ¨æ¯ä¸€ç†æƒ³çº¿åœˆä¸¤ç«¯å¹¶è”一个集ä¸çš„电容ã€?br />
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