鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫�(ch菐ng)缍�(w菐ng)
鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)
銆�銆�妯℃摤闁嬮棞(gu膩n)(鏈夋檪(sh铆)绨�(ji菐n)绋辩偤鈥滈枊闂�(gu膩n)鈥�)鏄牴鎿�(j霉)鏁�(sh霉)瀛楁帶鍒朵俊铏�(h脿o)鐨勯浕骞冲垏鎻涙垨璺敱妯℃摤淇¤櫉(h脿o)(淇¤櫉(h脿o)鍙互鏄(gu墨)瀹氳寖鍦嶅収(n猫i)鐨勪换浣曢浕骞�)鐨勯枊闂�(gu膩n)鍣ㄤ欢銆傞�氬父鐢扁�滃偝杓搁杸闆昏矾鈥濇(g貌u)鎴�锛屾ā鎿枊闂�(gu膩n)鐨勫姛鑳介浼间簬绻奸浕鍣�銆�
銆�銆�妯℃摤闁嬮棞(gu膩n)鏄竴绋笁绌�(w臎n)鎱�(t脿i)闆昏矾锛屽畠鍙互鏍规摎(j霉)閬搁�氱鐨勯浕骞�锛屾焙瀹氳几浜虹鑸囪几鍑虹鐨勭媭鎱�(t脿i)銆傜暥(d膩ng)閬搁�氱铏曞湪閬搁�氱媭鎱�(t脿i)鏅�(sh铆)锛岃几鍑虹鐨勭媭鎱�(t脿i)鍙栨焙浜庤几浜虹鐨勭媭鎱�(t脿i)锛涚暥(d膩ng)閬搁�氱铏曚簬鎴?f脿n)椤烞(t脿i)鏅�(sh铆)锛屽墖涓嶇杓镐汉绔浕骞冲浣�锛岃几鍑虹閮藉憟楂橀樆鐙�鎱�(t脿i)銆傛ā鎿枊闂�(gu膩n)鍦ㄩ浕瀛愯ō(sh猫)鍌欎腑涓昏璧锋帴閫氫俊铏�(h脿o)鎴栨柗闁嬩俊铏�(h脿o)鐨勪綔鐢�銆傜敱浜庢ā鎿枊闂�(gu膩n)鍏锋湁鍔熻�椾綆銆侀�熷害蹇�銆佺劇姗�(j墨)姊拌Ц榛�(di菐n)銆侀珨绌嶅皬鍜屼娇鐢ㄥ＝鍛介暦(zh菐ng)绛夌壒榛�(di菐n)锛屽洜鑰�锛屽湪鑷嫊(d貌ng)鎺у埗绯荤当(t菕ng)鍜岃▓(j矛)绠楁(j墨)涓緱鍒颁簡寤ｆ硾鎳�(y墨ng)鐢ㄣ��
銆�銆�妯℃摤闁嬮棞(gu膩n)闆栫劧鍏峰倷闁嬮棞(gu膩n)鎬�锛屼絾鍜屾(j墨)姊伴枊闂�(gu膩n)鏈夋墍涓嶅悓锛屽畠鏈韩閭勫叿鏈夊崐灏�(d菐o)楂旂壒鎬э細
銆�銆�1. 灏�(d菐o)閫氶浕闃�(Ron)闅ㄨ几鍏ヤ俊铏�(h脿o)(VIN)璁婂寲鑰岃畩鍖�
銆�銆�鍦朼鏄ā鎿枊闂�(gu膩n)鐨勭啊(ji菐n)鍠ず鎰忓湒锛岀敱鍦栦腑鍙互鐪嬪嚭妯℃摤闁嬮棞(gu膩n)鐨勫父闁嬪父闁夐�氶亾瀵�(sh铆)闅涗笂鏄敱鍏╁��(g猫)灏�(du矛)鍋剁殑N婧濋亾MOSFET鑸嘝婧濋亾MOSFET妲�(g貌u)鎴�锛屽彲浣夸俊铏�(h脿o)闆欏悜鍌宠几锛屽鏋滃皣涓嶅悓VIN鍊兼墍灏�(du矛)鎳�(y墨ng)鐨凱婧濋亾MOSFET鑸嘚婧濋亾MOSFET鐨勫皫(d菐o)閫氶浕闃诲苟鑱�(li谩n)锛屽彲寰楀埌鍦朾骞惰伅(li谩n)绲�(ji茅)妲�(g貌u)涓婻on闅ㄨ几鍏ラ浕澹�(VIN)鐨勮畩鍖栭棞(gu膩n)绯�锛屽鏋滀笉鑰冩叜婧害銆侀浕婧愰浕澹撶殑褰遍熆锛孯on闅╒in鍛堢窔鎬ч棞(gu膩n)绯伙紝灏囧皫(d菐o)鑷存彃鍏ユ悕鑰楃殑璁婂寲锛屼娇妯℃摤闁嬮棞(gu膩n)鐢�(ch菐n)鐢熺附璜ф尝澶辩湡(THD)銆傛澶�锛孯on涔熷彈闆绘簮闆诲鐨勫奖闊匡紝閫氬父闅ㄨ憲闆绘簮闆诲鐨勪笂鍗囪�屾笡灏�銆�
銆�銆�2. 妯℃摤闁嬮棞(gu膩n)杓稿叆鏈夊毚(y谩n)鏍肩殑杓稿叆淇¤櫉(h脿o)鑼冨湇
銆�銆�鐢变簬妯℃摤闁嬮棞(gu膩n)鏄崐灏�(d菐o)楂斿櫒浠�锛岀暥(d膩ng)杓稿叆淇¤櫉(h脿o)閬庝綆(浣庝簬闆堕浕鍕�(sh矛))鎴栬�呴亷楂�(楂樹簬闆绘簮闆诲)鏅�(sh铆)锛孧OSFET铏曚簬鍙嶅悜鍋忕疆锛岀暥(d膩ng)闆诲閬�(d谩)鍒版煇涓�鍊兼檪(sh铆)(瓒呭嚭闄愬��0.3V)锛屾鏅�(sh铆)闁嬮棞(gu膩n)鐒℃硶姝ｅ父宸ヤ綔锛屽毚(y谩n)閲嶈�呯敋鑷虫悕澹炪�傚洜姝ゆā鎿枊闂�(gu膩n)鍦ㄦ噳(y墨ng)鐢ㄤ腑锛屼竴瀹氳娉ㄦ剰杓稿叆淇¤櫉(h脿o)涓嶈瓒呭嚭瑕�(gu墨)瀹氱殑鑼冨湇銆�
銆�銆�3. 娉ㄥ叆闆昏嵎
銆�銆�鎳�(y墨ng)鐢ㄦ(j墨)姊伴枊闂�(gu膩n)鎴戝�戠暥(d膩ng)鐒跺笇鏈汻on瓒婁綆瓒婂ソ锛屽洜?y脿n)姒堝Ε鏉╂ⅱ瓒婃。鎵樼洏?h脿o)鐨勬悕鑰�銆傜劧鑰屽皪(du矛)浜庢ā鎿枊闂�(gu膩n)鑰岃█锛屼綆Ron骞堕潪閬╃敤浜庢墍鏈夌殑鎳�(y墨ng)鐢�锛岃純浣庣殑Ron闇�瑕佸崰鎿�(j霉)杓冨ぇ鐨勮姱鐗囬潰绌嶏紝寰炶�岀敘(ch菐n)鐢熻純澶х殑杓稿叆闆诲锛屽湪姣忓��(g猫)闁嬮棞(gu膩n)鍛ㄦ湡鍏跺厖闆诲拰鏀鹃浕閬庣▼鏈�(hu矛)娑堣�楁洿澶氱殑闆绘祦銆傛檪(sh铆)闁撳父鏁�(sh霉)t=RC锛屽厖闆绘檪(sh铆)闁撳彇姹轰簬璨�(f霉)杓夐浕闃�(R)鍜岄浕瀹�(C)锛屼竴鑸寔绾�(x霉)骞惧崄绱嶇銆傞�欒鏄庝綆Ron鍏锋湁鏇撮暦(zh菐ng)鐨勫皫(d菐o)閫氬拰闂�(gu膩n)鏂锋檪(sh铆)闁撱�傜偤姝�锛岄伕鎿囨ā鎿枊闂�(gu膩n)鎳�(y墨ng)瑭茬稖鍚堟瑠(qu谩n)琛on鍜屾敞鍏ラ浕鑽枫��
銆�銆�4. 闁嬮棞(gu膩n)鏂烽枊鏅�(sh铆)浠嶆渻(hu矛)鏈夋劅鎳�(y墨ng)淇¤櫉(h脿o)婕忓嚭
銆�銆�閫欎竴鐗规�ф寚鐨勬槸鐣�(d膩ng)妯℃摤闁嬮棞(gu膩n)鍌宠几浜ゆ祦淇¤櫉(h脿o)鏅�(sh铆)锛屽湪鏂烽枊鎯呮硜涓嬶紝浠嶇劧鏈�(hu矛)鏈変竴閮ㄥ垎淇¤櫉(h脿o)閫氶亷鎰熸噳(y墨ng)鐢辫几鍏ョ鍌冲埌杓稿嚭绔�锛屾垨鑰呯敱涓�鍊�(g猫)閫氶亾鍌冲埌鍙︿竴鍊�(g猫)閫氶亾銆傞�氬父淇¤櫉(h脿o)鐨勯牷鐜囪秺楂�锛屼俊铏�(h脿o)娉勬紡鐨勭▼搴﹁秺鍤�(y谩n)閲�銆�
銆�銆�5. 鍌宠几闆绘祦姣旇純灏�
銆�銆�妯℃摤闁嬮棞(gu膩n)涓嶅悓浜庢(j墨)姊伴枊闂�(gu膩n)锛屽畠閫氬父鍙兘鍌宠几灏忛浕娴侊紝鐩墠CMOS宸ヨ棟鐨勬ā鎿枊闂�(gu膩n)鍏佽ū閫ｇ簩(x霉)鍌宠几?sh霉)纰惧◤闉旇爾鍢堚埉?00mA銆�
銆�銆�6. 閭忚集鎺у埗绔﹨(q奴)鍕�(d貌ng)闆绘祦妤靛皬
銆�銆�姗�(j墨)姊伴枊闂�(gu膩n)閭忚集鎺у埗绔殑椹�(q奴)鍕�(d貌ng)闆绘祦寰�寰�閮芥槸姣畨绱�(j铆)锛屾湁鏅�(sh铆)鍠磾闈犳暩(sh霉)瀛桰/O寰堥洠椹�(q奴)鍕�(d貌ng)銆傝�屾ā鎿枊闂�(gu膩n)鐨勯倧杓帶鍒剁椹�(q奴)鍕�(d貌ng)闆绘祦妤靛皬锛屼竴鑸綆浜庣磵瀹夌礆(j铆)銆傚洜姝�锛屽畠瀹屽叏鍙互鐢辨暩(sh霉)瀛桰/O鐩存帴椹�(q奴)鍕�(d貌ng)锛屽緸鑰岄仈(d谩)鍒伴檷浣庡姛鑰�銆佺啊(ji菐n)鍖栭浕璺殑鐩殑銆�
銆�銆�鏃㈢劧绋变箣鐐烘ā鎿枊闂�(gu膩n)锛岃嚜鐒跺畠閭勫叿鏈夐枊闂�(gu膩n)鎬э紝鍏烽珨琛ㄧ従(xi脿n)濡備笅锛�
銆�銆�1. 淇¤櫉(h脿o)鍙洐鍚戝偝杓�
銆�銆�鏈変簺浜虹繏(x铆)鎱ｄ簬鎶婃ā鎿枊闂�(gu膩n)鐨勫叐鍊�(g猫)甯搁枊甯搁枆绔ū涔嬬偤杓稿叆绔�锛屽叕鍏辩绋变箣鐐鸿几鍑虹锛屽叾瀵�(sh铆)閫欏彧鏄牴鎿�(j霉)妯℃摤闁嬮棞(gu膩n)鐨勫叿楂旀噳(y墨ng)鐢ㄧ郸浜堢殑鑷ㄦ檪(sh铆)瀹氱京銆傛ā鎿枊闂�(gu膩n)澶у鍙互浣夸俊铏�(h脿o)闆欏悜鍌宠几锛屽鏋滃拷鐣ラ�欎竴榛�(di菐n)锛屽氨寰堝鏄撲娇闆昏矾鐢熸垚鍟忛锛屾瘮濡傚皣闆诲鍙嶅悜鍋忕疆銆侀浕娴佸�掔亴绛�銆�
銆�銆�2. 闁嬮棞(gu膩n)鏂烽枊鍚庢紡闆绘祦妤靛皬
銆�銆�妯℃摤闁嬮棞(gu膩n)鍦ㄦ柗闁�(OFF)鏅�(sh铆)鏈�(hu矛)鍛堢従(xi脿n)楂橀樆鐙�鎱�(t脿i)锛屽叐鍌宠几绔枔鐨勬紡闆绘祦妤靛皬锛屼竴鑸彧鏈夌磵瀹夌礆(j铆)浠ヤ笅锛屽SGM3001銆丼GM3002鍜孲GM3005绯诲垪妯℃摤闁嬮棞(gu膩n)锛屽叾鏂烽枊鍚庣殑婕忛浕娴佸潎鐐�1nA銆傞�欎箞寰急鐨勯浕娴佸湪鎳�(y墨ng)鐢ㄤ腑鍙拷鐣ヤ笉瑷�(j矛)锛屾ā鎿枊闂�(gu膩n)姝ゆ檪(sh铆)鍙瑾�(r猫n)鐐烘槸鐞嗘兂鏂烽枊鐨�銆�
銆�銆�绺戒箣锛屾ā鎿枊闂�(gu膩n)鏄叿鏈夐枊闂�(gu膩n)鍔熻兘鐨勫崐灏�(d菐o)楂斿櫒浠�锛屽湪鎳�(y墨ng)鐢ㄩ亷绋嬩腑鏃㈣鍏呭垎鍒╃敤瀹冪殑闁嬮棞(gu膩n)鍔熻兘锛屽張瑕佽�冩叜瀹冪殑鍗婂皫(d菐o)楂旂壒鎬э紝鍚﹀墖鍙兘鏈�(hu矛)鍑虹従(xi脿n)鎰忔兂涓嶅埌鐨勯夯鐓┿��
銆�銆�
妯℃摤闁嬮棞(gu膩n)闆昏矾鐢卞叐鍊�(g猫)鎴栭潪闁�銆佸叐鍊�(g猫)鍫�(ch菐ng)鏁堟噳(y墨ng)绠″強涓�鍊�(g猫)闈為杸绲勬垚锛屽鍦栦竴鎵�绀�銆傛ā鎿枊闂�(gu膩n)鐨勭湡鍊艰〃瑕嬭〃涓�銆�
銆�銆�妯℃摤闁嬮棞(gu膩n)鐨勫伐浣滃師鐞嗗涓嬶細
銆�銆�鐣�(d膩ng)閬搁�氱锛ュ拰杓镐汉绔肌鍚岀偤1鏅�(sh铆)锛屽墖S2绔偤锛�锛岋汲1绔偤锛�锛岄�欐檪(sh铆)锛讹即1灏�(d菐o)閫�锛岋级锛�2鎴锛岃几鍑虹锛㈣几鍑虹偤锛�锛岋肌=锛紝鐩哥暥(d膩ng)浜庤几鍏ョ鍜岃几鍑虹鎺ラ��銆�
銆�銆�鐣�(d膩ng)閬搁�氾讥鐐�0鏅�(sh铆)锛岃�岃几浜虹锛＄偤锛愭檪(sh铆)锛屽墖S2绔偤1锛孲1绔偤锛�锛岄�欐檪(sh铆)锛讹即1鎴锛孷T2灏�(d菐o)閫�锛岃几鍑虹锛㈢偤锛�锛岋肌锛濓饥锛屼篃鐩哥暥(d膩ng)浜庤几浜虹鍜岃几鍑虹鎺ラ��銆�
銆�銆�鐣�(d膩ng)閬搁�氱锛ョ偤锛愭檪(sh铆)锛岄�欐檪(sh铆)锛讹即1鍜岋级锛�2鍧囩偤鎴?f脿n)椤烞(t脿i)锛岄浕璺几鍑哄憟楂橀樆鐙�鎱�(t脿i)銆�
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