鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng)
鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺
鏅傞枔锛�2024/6/12 15:29:39
闁辫畝锛�324
TLC3702CDR鏄竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑闆欓�氶亾閬�(y霉n)绠楁斁澶у櫒銆傚畠閲囩敤CMOS鎶�琛�(sh霉)鍒堕��锛屽叿鏈夊杓稿叆闆诲鑼冨湇銆侀珮绌�(w臎n)瀹氭�у拰楂樺鐩婂付瀵⿳鐨勭壒榛�(di菐n)銆俆LC3702CDR閬╃敤浜庡悇绋簿瀵嗘脯閲忓拰鎺у埗鎳�(y墨ng)鐢紝濡傚偝鎰熷櫒淇¤櫉鏀惧ぇ銆佹暩(sh霉)鎿�(j霉)閲囬泦鍜屾帶鍒剁郴绲�(t菕ng)銆佸剙鍣ㄥ剙琛ㄥ拰鑷嫊鎺у埗绯荤当(t菕ng)绛�銆�
銆�銆�TLC3702CDR閲囩敤宸垎鏀惧ぇ鍣ㄧ殑宸ヤ綔鍘熺悊銆傚畠鐨勮几鍏ョ鍜岃几鍑虹涔嬮枔鐨勫樊鐣伴浕澹撳皣琚斁澶у苟杞�(zhu菐n)鎻涚偤杓稿嚭闆诲銆傛斁澶у櫒閫氶亷璨�(f霉)鍙嶉姗�(j墨)鍒朵締绌�(w臎n)瀹氬鐩婏紝骞堕�氶亷鍏�(n猫i)閮ㄩ浕璺締娑堥櫎澶辫(di脿o)鍜屽亸缃浕娴�銆俆LC3702CDR鐨凜MOS鎶�琛�(sh霉)浣垮叾鑳藉鍦ㄤ綆鍔熻�楃殑鍚屾檪淇濇寔杓冮珮鐨勭┅(w臎n)瀹氭�у拰鎬ц兘銆�
TLC3702CDR鐨勫熀鏈祼(ji茅)妲�(g貌u)鍖呮嫭宸垎鏀惧ぇ鍣�銆佸鐩婃帶鍒堕浕璺拰杓稿嚭绱�銆傚樊鍒嗘斁澶у櫒鐢ㄤ簬鏀惧ぇ杓稿叆淇¤櫉锛屽鐩婃帶鍒堕浕璺敤浜庤(di脿o)绡�(ji茅)鏀惧ぇ鍊嶆暩(sh霉)锛岃几鍑虹礆鐢ㄤ簬灏囨斁澶у悗鐨勪俊铏熻綁(zhu菐n)鎻涚偤杓稿嚭闆诲銆俆LC3702CDR閭勫寘鎷緵闆婚浕璺拰淇濊(h霉)闆昏矾锛屼互纰轰繚鍏舵甯搁亱(y霉n)琛屽拰淇濊(h霉)鍏跺厤鍙楁悕澹�銆�
1銆佸伐浣滈浕澹撹寖鍦嶏細2V鑷�16V
銆�銆�2銆侀潨鎱�(t脿i)闆绘祦锛�0.8渭A
銆�銆�3銆佽几鍑洪浕娴侊細7mA
銆�銆�4銆佽几鍏ュ亸缃浕娴侊細25nA
銆�銆�5銆侀熆鎳�(y墨ng)鏅傞枔锛�1.3渭s
銆�銆�6銆佸伐浣滄韩搴﹁寖鍦嶏細-40掳C鑷�85掳C
銆�銆�7銆佸皝瑁濓細SOIC-8
1銆佷綆鍔熻�楋細TLC3702CDR鐨勯潨鎱�(t脿i)闆绘祦鍍呯偤0.8渭A锛岄仼鐢ㄤ簬闆绘睜渚涢浕鐨勬噳(y墨ng)鐢�銆�
銆�銆�2銆侀珮绮惧害锛氬畠鍏锋湁楂橀仈(d谩)卤0.5mV鐨勮几鍏ュ亸缃浕澹撳拰卤1mV鐨勮几鍏ュ亸缃浕娴�锛屽彲浠ユ彁渚涚簿纰虹殑姣旇純鍔熻兘銆�
銆�銆�3銆佸揩閫熼熆鎳�(y墨ng)锛歍LC3702CDR鐨勯熆鎳�(y墨ng)鏅傞枔鍍呯偤1.3渭s锛岄仼鐢ㄤ簬闇�瑕佸揩閫熼熆鎳�(y墨ng)鐨勬噳(y墨ng)鐢�銆�
銆�銆�4銆佸闆诲鑼冨湇锛氬畠鍙互鍦�2V鑷�16V鐨勯浕澹撹寖鍦嶅収(n猫i)宸ヤ綔锛岄仼鐢ㄤ簬澶氱ó闆绘簮渚涙噳(y墨ng)鎯呮硜銆�
銆�銆�5銆佸挤(qi谩ng)澶х殑杓稿嚭鑳藉姏锛歍LC3702CDR鐨勮几鍑洪浕娴佸彲閬�(d谩)7mA锛屽彲浠ラ﹨(q奴)鍕曞绋矤(f霉)杓�銆�
TLC3702CDR閲囩敤宸垎鏀惧ぇ鍣ㄧ殑宸ヤ綔鍘熺悊锛屽叾杓稿叆绔拰杓稿嚭绔箣闁撶殑宸暟闆诲灏囪鏀惧ぇ骞惰綁(zhu菐n)鎻涚偤杓稿嚭闆诲銆傚畠閫氶亷璨�(f霉)鍙嶉姗�(j墨)鍒朵締绌�(w臎n)瀹氭斁澶у櫒鐨勫鐩�锛屽苟閫氶亷鍏�(n猫i)閮ㄩ浕璺締娑堥櫎澶辫(di脿o)鍜屽亸缃浕娴�銆俆LC3702CDR鐨凜MOS鎶�琛�(sh霉)浣垮叾鑳藉鍦ㄤ綆鍔熻�楃殑鍚屾檪淇濇寔杓冮珮鐨勭┅(w臎n)瀹氭�у拰鎬ц兘銆�
TLC3702CDR鐨勬噳(y墨ng)鐢ㄥ涓嬶細
銆�銆�1銆侀浕姹犱緵闆荤郴绲�(t菕ng)锛氱敱浜庡叾浣庡姛鑰楃壒鎬�锛孴LC3702CDR闈炲父閬╃敤浜庨渶瑕侀暦鏅傞枔閬�(y霉n)琛岀殑闆绘睜渚涢浕绯荤当(t菕ng)锛屽鐒＄窔鍌虫劅鍣ㄧ恫(w菐ng)绲�(lu貌)銆侀啱(y墨)鐧傝ō(sh猫)鍌欑瓑銆�
銆�銆�2銆佽嚜鍕曟帶鍒剁郴绲�(t菕ng)锛歍LC3702CDR鍙互鐢ㄤ簬鑷嫊鎺у埗绯荤当(t菕ng)涓殑姣旇純鍔熻兘锛屽婧害鎺у埗銆佹繒搴︽帶鍒剁瓑銆�
銆�銆�3銆侀浕婧愮鐞嗭細瀹冨彲浠ョ敤浜庨浕婧愮鐞嗙郴绲�(t菕ng)涓殑閬庡淇濊(h霉)銆佹瑺澹撲繚璀�(h霉)绛夊姛鑳�銆�
銆�銆�4銆佸偝鎰熷櫒鎺ュ彛锛歍LC3702CDR鍙互鐢ㄤ簬鍌虫劅鍣ㄦ帴鍙ｉ浕璺腑鐨勪俊铏熸瘮杓冨拰鍒ゆ柗銆�
TLC3702CDR鏄竴娆剧簿瀵嗘瘮杓冨櫒锛屽唬娉涙噳(y墨ng)鐢ㄤ簬闆绘簮绠＄悊銆佸伐妤�(y猫)鎺у埗銆佸剙鍣ㄥ剙琛ㄥ拰鑷嫊鍖栫瓑闋�(l菒ng)鍩�銆傝ō(sh猫)瑷圱LC3702CDR鐨勬祦绋嬪寘鎷互涓嬪咕鍊嬫椹燂細
銆�銆�1銆佺⒑瀹氳ō(sh猫)瑷堥渶姹傦細棣栧厛闇�瑕佹槑纰鸿ō(sh猫)瑷堢殑鍏烽珨闇�姹�锛屽寘鎷几鍏ラ浕澹撹寖鍦�銆佽几鍑洪浕澹撹寖鍦�銆佸姛鑰楄姹�銆侀熆鎳�(y墨ng)鏅傞枔銆佹韩搴﹁寖鍦�銆佺簿搴﹁姹傜瓑銆�
銆�銆�2銆侀浕婧愰浕澹撻伕鎿囷細鏍规摎(j霉)瑷�(sh猫)瑷堥渶姹�锛岄伕鎿囬仼鐣�(d膩ng)?sh霉)纰惧ǐ鎺Ψ?銆俆LC3702CDR鐨勫伐浣滈浕婧愰浕澹撹寖鍦嶇偤2 V鑷�36 V锛屽彲浠ユ牴鎿�(j霉)鍏烽珨闇�姹傞伕鎿囩洿娴侀浕婧愭垨鑰呴浕姹�銆�
銆�銆�3銆侀浕璺ō(sh猫)瑷堬細鏍规摎(j霉)瑷�(sh猫)瑷堥渶姹傦紝瑷�(sh猫)瑷堥浕璺湒銆俆LC3702CDR鏄洐璺瘮杓冨櫒锛屽彲浠ラ伕鎿囦笉鍚岀殑閫ｆ帴鏂瑰紡锛屽骞惰伅(li谩n)閫ｆ帴銆佷覆鑱�(li谩n)閫ｆ帴鎴栬�呮贩鍚堥�ｆ帴銆傛牴鎿�(j霉)鍏烽珨闇�姹�锛岄伕鎿囧悎閬╃殑闆婚樆銆侀浕瀹瑰拰鍏朵粬鍣ㄤ欢渚嗗(sh铆)鐝�(xi脿n)瑷�(sh猫)瑷堣姹�銆�
銆�銆�4銆丳CB瑷�(sh猫)瑷堬細鏍规摎(j霉)闆昏矾瑷�(sh猫)瑷�锛岄��(j矛n)琛孭CB鏉跨殑甯冨眬瑷�(sh猫)瑷堝拰閫ｇ窔瑷�(sh猫)瑷堛�傚湪甯冨眬瑷�(sh猫)瑷堜腑锛屾噳(y墨ng)娉ㄦ剰淇濇寔闆绘簮绶氬拰淇¤櫉绶氱殑鍒嗛洟锛岀洝閲忔笡灏戝共鎿�銆傚湪閫ｇ窔瑷�(sh猫)瑷堜腑锛岃鍚堢悊瑕�(gu墨)鍔冧俊铏熺窔鐨勮蛋鍚戯紝閬垮厤浜ゅ弶骞叉摼銆�
銆�銆�5銆佸厓鍣ㄤ欢閬告搰锛氶伕鎿囬仼鍚堣ō(sh猫)瑷堣姹傜殑鍏冨櫒浠�銆傚皪浜嶵LC3702CDR锛屾噳(y墨ng)閬告搰閬╃暥(d膩ng)?sh霉)纰惧ó?銆侀浕瀹瑰拰鍏朵粬鍣ㄤ欢锛屼互淇濊瓑闆昏矾鐨勬�ц兘鍜岀┅(w臎n)瀹氭�с��
銆�銆�6銆佷豢鐪熼(y脿n)璀夛細浣跨敤浠跨湡杌熶欢灏嶈ō(sh猫)瑷堥浕璺��(j矛n)琛岄(y脿n)璀�?锛熸ⅱ鍏佽绉掑◥璐╂姟瀛虫禆?锛屽LTspice銆丳roteus绛�锛屽皪闆昏矾閫�(j矛n)琛屾�ц兘銆佺┅(w臎n)瀹氭�с�侀熆鎳�(y墨ng)鏅傞枔绛夋柟闈㈢殑浠跨湡鍒嗘瀽銆�
銆�銆�7銆佸師鍨嬪埗浣滐細鏍规摎(j霉)瑷�(sh猫)瑷堥浕璺湒鍜孭CB瑷�(sh猫)瑷�锛屽埗浣滈浕璺師鍨�銆傛牴鎿�(j霉)闇�瑕�锛屽彲浠ヨ嚜琛屽埗浣滃師鍨嬫澘鎴栬�呭鎵樺皥妤�(y猫)寤犲晢鍒朵綔銆�
銆�銆�8銆佸(sh铆)椹�(y脿n)娓│锛氬皪鍒朵綔濂界殑闆昏矾鍘熷瀷閫�(j矛n)琛屽(sh铆)椹�(y脿n)娓│銆傛脯瑭﹂浕璺殑鎬ц兘銆佺┅(w臎n)瀹氭��銆侀熆鎳�(y墨ng)鏅傞枔绛夋柟闈㈢殑鎸囨(bi膩o)鏄惁绗﹀悎瑷�(sh猫)瑷堣姹�銆�
銆�銆�9銆佸劒(y艒u)鍖栦慨鏀癸細鏍规摎(j霉)瀵�(sh铆)椹�(y脿n)娓│绲�(ji茅)鏋�锛屽皪瑷�(sh猫)瑷堥��(j矛n)琛屽劒(y艒u)鍖栧拰淇敼?锛熻怠鑻勬灠顎磠(di脿o)鏁撮浕璺弮鏁�(sh霉)銆佹浛鎻涘厓鍣ㄤ欢绛�锛屼互婊胯冻瑷�(sh猫)瑷堣姹傘��
銆�銆�10銆佹壒閲忕敓鐢�(ch菐n)锛氱稉(j墨ng)閬庡劒(y艒u)鍖栦慨鏀瑰悗锛岄��(j矛n)琛屽ぇ鎵归噺鐢熺敘(ch菐n)銆傚彲浠ラ伕鎿囪嚜琛岀敓鐢�(ch菐n)鎴栬�呭鎵樺皥妤�(y猫)寤犲晢鐢熺敘(ch菐n)銆�
銆�銆�11銆佽唱(zh矛)閲忔帶鍒讹細灏嶇敓鐢�(ch菐n)鍑虹殑鐢�(ch菐n)鍝侀��(j矛n)琛岃唱(zh矛)閲忔帶鍒�?锛熸ⅱ鍦嗘崕璐搁梼瑷杬椹�(y脿n)銆佸姛鑳芥脯瑭︾瓑鏂规硶锛岀⒑淇濈敘(ch菐n)鍝佽唱(zh矛)閲�銆�
銆�銆�12銆佺敘(ch菐n)鍝佹噳(y墨ng)鐢細灏囩敓鐢�(ch菐n)濂界殑鐢�(ch菐n)鍝佹噳(y墨ng)鐢ㄥ埌鍏烽珨闋�(l菒ng)鍩熶腑锛屾牴鎿�(j霉)鐢ㄦ埗闇�姹傞��(j矛n)琛屽畨瑁濆拰瑾�(di脿o)瑭︺��
銆�銆�閫氶亷浠ヤ笂鐨勮ō(sh猫)瑷堟祦绋�锛屽彲浠ョ⒑淇漈LC3702CDR鐨勮ō(sh猫)瑷堝拰鐢熺敘(ch菐n)绗﹀悎瑕佹眰锛岄仈(d谩)鍒伴爯(y霉)鏈熺殑鎬ц兘鍜岀┅(w臎n)瀹氭��銆�
TLC3702CDR鏄竴娆捐〃闈㈣布瑁濆櫒浠�锛屽畨瑁濇檪闇�瑕佹敞鎰忎互涓嬪咕鍊嬭榛�(di菐n)锛�
銆�銆�1銆丳CB瑷�(sh猫)瑷堬細鍦≒CB瑷�(sh猫)瑷堟檪锛岃鏍规摎(j霉)TLC3702CDR鐨勫皝瑁濊姹傞��(j矛n)琛屽竷灞�瑷�(sh猫)瑷�銆傜⒑淇濆櫒浠剁殑寮曡叧鑸嘝CB涓婄殑鐒婄洡灏嶆噳(y墨ng)锛屽苟涓斿紩鑵充箣闁撶殑闁撹窛绗﹀悎瑕佹眰銆傚悓鏅傦紝鐐轰簡娓涘皯闆荤骞叉摼锛屾噳(y墨ng)鐩￠噺绺煭鍣ㄤ欢鑸囧叾浠栧厓鍣ㄤ欢鐨勮窛闆�銆�
銆�銆�2銆佺剨鐩よō(sh猫)瑷堬細鏍规摎(j霉)TLC3702CDR鐨勫皝瑁濋鍨�锛岃ō(sh猫)瑷堝悎閬╃殑鐒婄洡銆傚皪浜庤〃闈㈣布瑁濆櫒浠�锛岄�氬父閲囩敤鐒婄洡鐨勫舰寮忛��(j矛n)琛岀剨鎺�銆傜剨鐩ょ殑灏哄鍜屽舰鐙�鎳�(y墨ng)绗﹀悎TLC3702CDR鐨勮姹�锛屼互纰轰繚鍣ㄤ欢鍙互姝ｇ⒑鍦扮剨鎺ュ埌PCB涓�銆�
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