贴片电阻阻值的有哪些标注方法? 贴片电阻上的数字有三位和四位之分,两种标示方法的区别是什么?

\u8d34\u7247\u7535\u963b\u600e\u4e48\u8bc6\u522b

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3.E96\u6570\u5b57\u4ee3\u7801\u4e0e\u4e8b\u6bcd\u6df7\u5408\u6807\u79f0\u6cd5
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2.\u7531\u56db\u4e2a\u6570\u5b57\u7ec4\u6210\uff0c\u8868\u660e\u7535\u963b\u7684\u8bef\u5dee\u00b11\uff05\u3002\u524d\u9762\u4e09\u4f4d\u662f\u6709\u6548\u6570\u5b57\uff0c\u7b2c\u56db\u4f4d\u8868\u793a\u4e58\u96f6\u500d\u6570\uff08\u5c31\u662f\u6570\u5b57\u662f\u51e0\uff0c\u5c31\u8868\u793a10\u7684\u51e0\u6b21\u65b9\uff09\u3002\u4f8b\u59821502\uff0c150\u662f\u6709\u6548\u6570\u5b57\uff0c\u76f4\u63a5\u5199\u4e0b\u6765\uff0c2\u8868\u793a10\u7684\u4e8c\u6b21\u65b9\u3002
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3.\u7531\u6570\u5b57\u548c\u5b57\u6bcd\u7ec4\u6210\uff0c\u4f8b\u59825R6\u3001R16\u7b49\u3002\u8fd9\u91cc\u53ea\u9700\u8981\u628aR\u6362\u6210\u5c0f\u6570\u70b9\u5373\u53ef\u3002
5R6=5.6R=5.6\u03a9 R16=0.16R=0.16\u03a9
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1\u30015%\u7cbe\u5ea6\u7684\u547d\u540d\uff1aRS-05K102JT
2\u30011%\u7cbe\u5ea6\u7684\u547d\u540d\uff1aRS-05K1002FT
R \uff0d\u8868\u793a\u7535\u963b
S \uff0d\u8868\u793a\u529f\u73870402\u662f1/16W\u30010603\u662f1/10W\u30010805\u662f1/8W\u30011206\u662f1/4W\u3001 1210\u662f1/3W\u30011812\u662f1/2W\u30012010\u662f3/4W\u30012512\u662f1W\u3002
05 \uff0d\u8868\u793a\u5c3a\u5bf8(\u82f1\u5bf8)\uff1a02\u8868\u793a0402\u300103\u8868\u793a0603\u300105\u8868\u793a0805\u300106\u8868\u793a1206\u30011210\u8868\u793a1210\u30011812\u8868\u793a1812\u300110\u8868\u793a2010\u300112\u8868\u793a2512\u3002
K \uff0d\u8868\u793a\u6e29\u5ea6\u7cfb\u6570\u4e3a100PPM,
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J \uff0d\u8868\u793a\u7cbe\u5ea6\u4e3a5%\u3001F\uff0d\u8868\u793a\u7cbe\u5ea6\u4e3a1%\u3002
T \uff0d\u8868\u793a\u7f16\u5e26\u5305\u88c5
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在电子设备中,贴片电阻主要用于稳定和调节电路中的电流和电压,其次还可作为消耗电能的负载、分流器、分压器、稳压电源中的取样电阻、晶体管电路中的偏执电阻等。它有以下四种限值的标注方法:

用于贴片电阻标注时,还常用背景颜色区别材料,用浅色(淡绿色、浅棕色)表示碳膜电阻,红色(或浅兰色)表示金属膜或氧化膜电阻,深绿色表示线绕电阻。



  • 璐寸墖鐢甸樆闃诲肩殑鏈夊摢浜涙爣娉ㄦ柟娉?
    绛旓細鏁扮爜娉曪細鍦ㄨ创鐗囩數闃诲櫒涓婄敤涓変綅鏁扮爜琛ㄧず鏍囩О鍊肩殑鏍囧織鏂规硶銆傛暟鐮佷粠宸﹀埌鍙筹紝绗竴銆佷簩浣嶄负鏈夋晥鍊硷紝绗笁浣嶄负鎸囨暟锛屽嵆闆剁殑涓暟銆傚亸宸氬父閲囩敤鏂囧瓧绗﹀彿琛ㄧず銆傜洿鏍囨硶锛氱敤鏁板瓧鍜屽崟浣嶇鍙峰湪璐寸墖鐢甸樆鍣ㄨ〃闈㈡爣鍑洪樆鍊硷紝鍏跺厑璁歌宸洿鎺ョ敤鐧惧垎鏁拌〃绀猴紝鑻ヨ创鐗囩數闃讳笂鏈敞鍋忓樊锛屽垯鍧囦负卤20%銆傜洿鏍囨硶涓彲鐢ㄥ崟浣嶇鍙蜂唬鏇...
  • 璐寸墖鐢甸樆鐨鏍囩О鏂规硶鏈夊嚑绉?
    绛旓細杩欑鏂规硶绉颁负E96鏁板瓧浠g爜涓庡瓧姣嶆贩鍚堟爣绉版硶 鏁板瓧浠g爜涓庡瓧姣嶆贩鍚堟爣绉版硶涔熸槸閲囩敤涓変綅鏍囨槑鐢甸樆闃诲硷紝鍗斥滀袱浣嶆暟瀛楀姞涓浣嶅瓧姣嶁濓紝鍏朵腑涓や綅鏁板瓧琛ㄧず鐨勬槸E96绯诲垪鐢甸樆闄勮〃2銆傚畠鐨勭涓変綅鏄敤瀛楁瘝浠g爜琛ㄧず鐨勫嶇巼銆備緥濡傦細鈥51D鈥濊〃绀衡332脳10^3锛332k惟鈥濓紱鈥249Y鈥濊〃绀衡249脳10^-2锛2.49"銆
  • 鍏充簬璐寸墖鐢甸樆鐨勯樆鍊
    绛旓細璐寸墖鐢甸樆鐨勯樆鍊艰瘑鍒柟娉曪細(1)2浣嶆暟瀛楀悗闈㈠姞涓瀛楁瘝琛ㄧず娉曪細杩欑鏂规硶鍓嶉潰涓や綅鏁板瓧琛ㄧず鐢甸樆鍊肩殑鏈夋晥鏁板锛屽悗闈㈢殑瀛楁瘝琛ㄧず鏈夋晥鏁板煎悗闈㈠簲涔樹互10鐨勫灏戞鏂,鍗曚綅惟.鍏舵爣璇嗘剰涔夎涓嬪浘銆傚锛02C涓102脳102=10.2k惟,27E涓187脳104=1.87M惟 (2)3浣嶆暟瀛楄〃绀烘硶锛氳繖绉嶈〃绀烘柟娉曞墠涓や綅鏁板瓧浠h〃鐢甸樆鍊肩殑鏈夋晥鏁板瓧,...
  • 璐寸墖鐢甸樆鐨勯樆鍊鎬庝箞鏍?
    绛旓細鏁板瓧绱綅鏍囩О娉 (涓鑸煩褰㈢墖鐘剁數闃婚噰鐢ㄨ繖绉嶆爣绉版硶)鏁板瓧绱綅鏍囩О娉曞氨鏄湪鐢甸樆浣撲笂鐢ㄤ笁浣嶆暟瀛楁潵鏍囨槑鍏堕樆鍊銆傚畠鐨勭涓浣嶅拰绗簩浣嶄负鏈夋晥鏁板瓧锛岀涓変綅琛ㄧず鍦ㄦ湁鏁堟暟瀛楀悗闈㈡墍鍔犫0鈥濈殑涓暟锛庤繖涓浣嶄笉浼氬嚭鐜板瓧姣嶃備緥濡傦細鈥472鈥测欒〃绀衡4700惟鈥濓紱鈥151鈥濊〃绀衡150惟鈥濄 濡傛灉鏄皬鏁帮紟鍒欑敤鈥淩鈥濊〃绀衡滃皬...
  • 璐寸墖鐢甸樆鐨璇嗗埆鏂规硶
    绛旓細1銆佹暟瀛楃储浣嶆爣绉版硶锛氭暟瀛楃储浣嶆爣绉版硶灏辨槸鍦ㄧ數闃讳綋涓婄敤涓変綅鏁板瓧鏉ユ爣鏄庡叾闃诲銆傚畠鐨勭涓浣嶅拰绗簩浣嶄负鏈夋晥鏁板瓧锛岀涓変綅琛ㄧず鍦ㄦ湁鏁堟暟瀛楀悗闈㈡墍鍔0鐨勪釜鏁般傝繖涓浣嶄笉浼氬嚭鐜板瓧姣嶃2銆佽壊鐜爣绉版硶锛氳创鐗囩數闃讳笌涓鑸數闃讳竴鏍凤紝澶у閲囩敤鍥涚幆锛堟湁鏃朵笁鐜級鏍囨槑鍏堕樆鍊銆傜涓鐜拰绗簩鐜槸鏈夋晥鏁板瓧锛岀涓夌幆鏄嶇巼銆
  • 璐寸墖鐢甸樆涓婇潰鏍囨敞150,閭d箞璇烽棶瀹冪殑闃诲鏄灏?
    绛旓細璐寸墖鐢甸樆鍣ㄧ殑闃诲兼爣绉版硶锛1锛庢暟瀛楃储浣嶆爣绉版硶(涓鑸煩褰㈢墖鐘剁數闃婚噰鐢ㄨ繖绉嶆爣绉版硶) 鏁板瓧绱綅鏍囩О娉曞氨鏄湪鐢甸樆浣撲笂鐢ㄤ笁浣嶆暟瀛楁潵鏍囨槑鍏堕樆鍊.瀹冪殑绗竴浣嶅拰绗簩浣嶄负鏈夋晥鏁板瓧,绗笁浣嶈〃绀哄湪鏈夋晥鏁板瓧鍚庨潰鎵鍔犫0鈥濈殑涓暟锛...
  • 濡備綍鐪璐寸墖鐢甸樆鐨勯樆鍊,璐寸墖鐢靛鐨勫閲
    绛旓細璐寸墖鐢甸樆闃诲琛ㄧず娉曟湁涓ょ锛氫緥1銆0200 or 200琛ㄧず0.02 惟锛3007 or 307琛ㄧず0.3惟锛1008 or 108琛ㄧず1惟锛3303 or 333琛ㄧず33 k惟锛1006 or 106琛ㄧず10 M惟銆備緥2銆5R6琛ㄧず5.6惟锛56R琛ㄧず56惟锛560R琛ㄧず560惟锛5K6琛ㄧず5600惟锛56K琛ㄧず56K惟锛22M琛ㄧず22M惟銆
  • 璐寸墖鐢甸樆鎬庢牱璇嗗埆? R琛ㄧず浠涔堟剰鎬?
    绛旓細璇嗗埆鏂规硶锛鏁板瓧绱綅鏍囩О娉(涓鑸煩褰㈢墖鐘剁數闃婚噰鐢ㄨ繖绉嶆爣绉版硶)灏辨槸鍦ㄧ數闃讳綋涓婄敤涓変綅鏁板瓧鏉ユ爣鏄庡叾闃诲笺傚畠鐨勭涓浣嶅拰绗簩浣嶄负鏈夋晥鏁板瓧锛岀涓変綅琛ㄧず鍦ㄦ湁鏁堟暟瀛楀悗闈㈡墍鍔犫0鈥濈殑涓暟锛庤繖涓浣嶄笉浼氬嚭鐜板瓧姣嶃備緥濡傦細鈥472鈥测欒〃绀衡4700惟鈥濓紱鈥151鈥濊〃绀衡150惟鈥濄傚鏋滄槸灏忔暟锛庡垯鐢ㄢ淩鈥濊〃绀衡滃皬鏁扮偣鈥...
  • 鍥藉唴璐寸墖鐢甸樆鐨鍛藉悕鏂规硶鏈夊摢浜?
    绛旓細鎹㈢畻 鏂规硶鏄細1鍏嗘=1000鍗冩=1000000娆鐢甸樆鐨鍙傛暟鏍囨敞鏂规硶鏈3绉嶏紝鍗崇洿鏍囨硶銆佽壊鏍囨硶鍜屾暟鏍囨硶銆俛銆佹暟鏍囨硶涓昏鐢ㄤ簬璐寸墖绛夊皬浣撶Н鐨勭數璺紝濡傦細472 琛ㄧず 47脳100惟锛堝嵆4.7K锛夛紱 104鍒欒〃绀100K b銆佽壊鐜鏍囨敞娉浣跨敤鏈澶氾紝鐜颁妇渚嬪涓嬶細鍥涜壊鐜數闃 浜旇壊鐜數闃伙紙绮惧瘑鐢甸樆锛2銆佺數闃荤殑鑹叉爣浣嶇疆鍜屽嶇巼鍏崇郴濡備笅...
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    绛旓細1002鏄1%闃诲艰〃绀娉锛氬墠涓変綅琛ㄧず鏈夋晥鏁板瓧锛岀鍥涗綅琛ㄧず鏈夊灏戜釜闆讹紝鍩烘湰鍗曚綅鏄╋紝1002=10000惟=10K惟銆侸 锛嶈〃绀虹簿搴︿负5%銆丗锛嶈〃绀虹簿搴︿负1%銆俆 锛嶈〃绀虹紪甯﹀寘瑁璐寸墖鐢甸樆闃诲璇樊绮惧害鏈壜1%銆伮2%銆伮5%銆伮10%绮惧害锛屽父瑙勭敤鐨勬渶澶氱殑鏄1%鍜屄5%锛屄5%绮惧害鐨勫父瑙勬槸鐢ㄤ笁浣嶆暟鏉ヨ〃绀轰緥 渚512锛屽墠闈...
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