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2澶у姛鐜嘗ED椹�(q奴)鍕�(d貌ng)鍒嗘瀽

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HV9910B鑺墖鏃㈠彲浠ョ郸甯傞浕浜ゆ祦渚涢浕锛屼篃鍙互鐢ㄤ簬12锝�24V鎴栬€�48V鐨勫お闄�(y谩ng)鑳介浕姹犳垨鐩存祦钃勯浕姹犱緵闆�锛汬V9910B杓稿叆鐨勭洿娴侀浕澹撹寖鍦嶆槸8锝�450V锛岃寖鍦嶆サ瀵�锛涘畠杓稿嚭鐨勬亽娴侀﹨(q奴)鍕�(d貌ng)闆绘祦鍙互寰炲咕鍗佹瀹夊埌涓€瀹変互涓婏紝涔熷叿鏈夋サ瀵殑鑼冨湇锛岄€欎娇寰楀畠鏃㈠彲浠ラ﹨(q奴)鍕�(d貌ng)椹�(q奴)鍕�(d貌ng)澶у姛鐜嘗ED锛屼篃鍙互椹�(q奴)鍕�(d貌ng)灏忓姛鐜嘗ED锛岄﹨(q奴)鍕�(d貌ng)鏁�(sh霉)閲忓彲浠ラ仈(d谩)鍒颁笂鐧惧€�(g猫)LED锛岃几鍑虹殑鍔熺巼涔熷彲浠ュ緸骞惧埌骞惧崄鐡�锛涘彟澶栧畠鐨勬噳(y墨ng)鐢ㄥ緢闈堟椿锛屼笉浣嗗彲浠ョ祫鎴愰檷澹撳紡鏋舵(g貌u)锛屼篃鍙互绲勬垚鍗�/闄嶅寮忕祼(ji茅)妲�(g貌u)锛岄€欐ǎ灏辫兘婊�(m菐n)瓒冲悇绋笉鍚岀殑闇€姹�銆�

HV9910B鑺墖鍙互閫氶亷(gu貌)杌熶欢绶ㄧ▼瀵�(sh铆)鐝�(xi脿n)闂�(gu膩n)鏂锋檪(sh铆)闁撴ā寮忔垨鑰呮亽瀹氶浕婧愭ā寮忥紝灞簬LED闁�(k膩i)鐠�(hu谩n)闆绘祦鎺у埗椹�(q奴)鍕�(d貌ng)闆嗘垚鑺墖銆侶V9910B鑺墖鍏�(n猫i)鍖呭惈涓€鍊�(g猫)绶�(xi脿n)鎬х┅(w臎n)澹撳櫒锛屽彲浠ュ皣杓稿叆闆诲瑾�(di脿o)绡€(ji茅)鐐�7.5V锛屽(sh铆)鐝�(xi脿n)鑺墖鐨勫収(n猫i)閮ㄤ緵闆�锛岃€屽畠鎵€鑳芥壙鍙楃殑杓稿叆闆诲鍙互浣庤嚦8V楂樿嚦450V锛屼娇瀹冭兘澶犲湪涓嶉渶瑕侀澶栫殑浣庡闆绘簮銆傛澶栵紝HV9910B涓嶉渶瑕佷换浣曢檮鍔犻浕璺氨鍙互鐩存帴椹�(q奴)鍕�(d貌ng)澶栭儴MOSFET銆�

鍙﹀HV9910B寰堝鏄撳(sh铆)鐝�(xi脿n)PWM瑾�(di脿o)鍏夎兘澶犲厑瑷卞崰绌烘瘮寰�0鍒�100%锛岄牷鐜囧彲閬�(d谩)骞惧崈璧尣锛屼篃鍙互瀵�(sh铆)鐝�(xi脿n)闆跺埌250姣紡鐨勭窔(xi脿n)鎬ц(di脿o)鍏夛紝瀹冪殑鍏�(n猫i)閮ㄧ祼(ji茅)妲�(g貌u)鍦栧鍦�2鎵€绀�銆傚叾涓細

鍦�2HV9910B鐨勯浕璺師鐞嗗湒

VIN鏄伐浣滈浕澹撶殑杓稿叆绔�锛�

GND鏄帴鍦扮锛�

VDD鏄収(n猫i)閮�7.5V绌�(w臎n)澹撻浕婧愯几鍑虹锛�锛岄渶瑕侀€ｆ帴涓€鍊�(g猫)浣庣瓑鏁堥樆鎶楃殑闆诲鍦ㄥ畠鍜屾帴鍦扮涔嬮枔锛岄€氬父閫欏€�(g猫)闆诲瑕佸ぇ浜�0.1寰硶锛�

LD鏄(di脿o)鍏夎几鍏ョ锛岀敤渚�(l谩i)瑾�(di脿o)鏁碙ED鐨勪寒搴︼紱

GATE鑸嘙OSFET闁�(k膩i)闂�(gu膩n)鐨勬煹妤电浉閫�锛�

PWM_D鏄疨WM瑾�(di脿o)鍏夌殑浣胯兘绔�锛屼篃鏄几鍏ョ锛岀暥(d膩ng)PWM_D涓婂姞杓変綆闆诲钩鏅�(sh铆)锛孧OSFET闂�(gu膩n)鏂�锛屾矑(m茅i)鏈夎几鍑�锛岃€岀暥(d膩ng)PWM_D涓婂姞杓夐珮闆诲钩鏅�(sh铆)锛孏ATE杓稿嚭楂橀浕骞�锛孧OSFET灏�(d菐o)閫氾紱

CS鏄娓�(c猫)绔�锛屽鎺ラ浕娴侀噰妯ｉ浕闃籖CS锛�

Rosc鏄敤渚�(l谩i)瑷�(sh猫)缃尟钑╅牷鐜囩殑锛屽鎺ュ伐浣滈牷鐜囪ō(sh猫)瀹氶浕闃籖osc锛岀暥(d膩ng)宸ヤ綔鍦ㄩ棞(gu膩n)鏂锋檪(sh铆)闁撴亽瀹氱殑妯″紡涓�锛孯osc鐨勫彟涓€绔垏GATE鐩搁€ｏ紝鐣�(d膩ng)宸ヤ綔鍦ㄩ牷鐜囨亽瀹氱殑妯″紡涓�锛孯osc鍙︿竴绔垏鍦扮浉閫37]銆�

鐢卞湒2鍙互鐪嬪嚭锛孒V9910B鍏锋湁鍏╁€�(g猫)闆绘祦閲囨ǎ闁ュ€奸浕澹�锛屼竴鍊�(g猫)鏄疞D寮曡叧鐨勫閮ㄩ浕澹�锛屽彟涓€鍊�(g猫)鏄殑250mV鍏�(n猫i)閮ㄩ浕澹�銆傚湪瀵�(sh铆)闅涙噳(y墨ng)鐢ㄤ腑锛屾垜鍊戦€氬父閬告搰閫欏叐鍊�(g猫)闆诲涓瘮杓冧綆鐨勪竴鍊�(g猫)锛屽洜?y脿n)妾浣庣殑閲囨ǎ闆诲鎰忓懗钁楁娓�(c猫)闆绘祦鐨勯浕闃讳篃灏辩浉鎳�(y墨ng)鐨勮畩灏�锛岄€欐ǎ鏁堢巼灏辨渻(hu矛)璁婂緱鏇撮珮銆傜敱鍒嗘瀽鍙煡锛孲upertex鍏徃鐨凥V9910B鑺墖鏄竴娆惧皥(zhu膩n)闁€(m茅n)鐢ㄤ簬LED椹�(q奴)鍕�(d貌ng)瑷�(sh猫)瑷�(j矛)鐨勯泦鎴愯姱鐗�锛屼娇鐢ㄥ畠鍙互瑷�(sh猫)瑷�(j矛)鍑轰竴鍊�(g猫)鏇村姞楂樻晥銆佺啊(ji菐n)鍠殑澶у姛鐜嘗ED椹�(q奴)鍕�(d貌ng)銆�

3.2纭欢闆昏矾瑷�(sh猫)瑷�(j矛)鏂规

鏈枃瑷�(sh猫)瑷�(j矛)浠V9910B鑺墖鐐烘牳蹇冪殑澶у姛鐜嘗ED椹�(q奴)鍕�(d貌ng)鎺у埗绯荤当(t菕ng)锛屼富瑕佺敱EMI婵炬尝銆佹暣娴佹烤娉㈤浕璺€丠V9910B鑺墖鍙婂叾澶栭儴闆昏矾绲勬垚锛岀郴绲�(t菕ng)妗嗗湒濡傚湒3鎵€绀�銆傚湒涓�锛岄浕婧愮稉(j墨ng)閬�(gu貌)鏁存祦婵炬尝璁�?y艒u)姒夆偓(w臎n)瀹氱殑鐩存祦闆诲锛屾彁渚涚郸澶у姛鐜嘗ED锛涘啀閰嶅悎HV9910B鑺墖锛屽(sh铆)鐝�(xi脿n)鏁村€�(g猫)椹�(q奴)鍕�(d貌ng)閬�(gu貌)绋�銆�

鍦�3鍩烘湰闆昏矾妗嗗湒

杓稿叆绱�(j铆)闆昏矾鐢卞叏姗嬫暣娴侀浕璺�銆佺啽鏁忛浕闃诲拰涓€鍊�(g猫)婵炬尝闆诲绲勬垚鐨�銆傚畠鐨勫姛鑳戒富瑕佹槸瀹屾垚灏�(du矛)220V浜ゆ祦闆荤殑鏁存祦婵炬尝?锛熷垈榻愬◥鍑＄碃璐ㄤ笖瑷9910B鑺墖鐐烘牳蹇冿紝闆昏矾鐨勮几鍏ラ浕澹撴槸鐢辩稉(j墨ng)閬�(gu貌)杓稿叆绱�(j铆)闆昏矾婵炬尝鍚庣殑闆诲鎻愪緵绲﹁姱鐗囩殑锛屽叿楂旈浕璺湒濡傚湒4鎵€绀恒€傜偤浜嗕繚璀塚DD銆丳WM_D鍜孡D寮曡叧闆诲鐨勭┅(w臎n)瀹氾紝闋堣鎶婂悇鍊�(g猫)寮曡叧閫氶亷(gu貌)闆诲鎺ュ湴銆傛帶鍒堕枊(k膩i)闂�(gu膩n)绠＄殑闁�(k膩i)闂�(gu膩n)淇¤櫉(h脿o)鏄敱GATE寮曡叧鐢�(ch菐n)鐢熺殑涓€瀹氶牷鐜囩殑鏂规尝鑴堟矕淇¤櫉(h脿o)鎻愪緵鐨�锛岃€屽畠鐨勮剤娌栧搴︽槸CS寮曡叧鎺ョ殑閲囨ǎ闆婚樆Rcs鍙嶉鐨勫ぇ鍔熺巼LED闆绘祦淇¤櫉(h脿o)姹哄畾鐨�锛孯osc寮曡叧鎵€鎺ョ殑闆婚樆姹哄畾浜嗚剤娌栫殑闋荤巼銆傞浕璺腑鐨勯浕鎰烲鐐洪﹨(q奴)鍕�(d貌ng)闆昏矾鎻愪緵鍎�(ch菙)鑳�銆佹烤娉互鍙婃寔绾�(x霉)鐨勪緵闆伙紝浣胯矤(f霉)杓変腑鐨勯浕娴佷繚鎸佸潎琛℃€�銆傞浕鎰烲灏�(du矛)浜庨浕璺槸璧疯憲鍗佸垎闂�(gu膩n)閸电殑浣滅敤鐨�銆�

鍦�4闆昏矾鍘熺悊鍦�

鏁村€�(g猫)渚涢浕閬�(gu貌)绋嬪熀鏈笂鏄€欐ǎ鐨勶細鐣�(d膩ng)闁�(k膩i)闂�(gu膩n)淇¤櫉(h脿o)铏曚簬闂�(gu膩n)鏂风媭鎱�(t脿i)鐨勫崐鍊�(g猫)鍛ㄦ湡鏅�(sh铆)锛岄浕璺槸鐢辫几鍏ヤ簩妤电銆佸厖闆诲悗鐨勯浕鎰烲浠ュ強澶у姛鐜嘗ED鎵€绲勬垚鐨勫洖璺緵闆荤殑锛涚暥(d膩ng)闁�(k膩i)闂�(gu膩n)淇¤櫉(h脿o)铏曚簬闁�(k膩i)閫氱媭鎱�(t脿i)鐨勫崐鍊�(g猫)鍛ㄦ湡鏅�(sh铆)锛岄浕璺墖鏄敱鍓嶇礆(j铆)婵炬尝闆昏矾鍚戝ぇ鍔熺巼LED璨�(f霉)杓夌洿鎺ヤ緵闆荤殑銆傞€氶亷(gu貌)閫欑ó鏂瑰紡锛屾垜鍊戝氨鍙互瀵�(sh铆)鐝�(xi脿n)鍦ㄤ竴鍊�(g猫)鍛ㄦ湡鍏�(n猫i)鎻愪緵绲﹀ぇ鍔熺巼LED鐨勬寔绾�(x霉)椹�(q奴)鍕�(d貌ng)銆�

3.3鏁存祦婵炬尝闆昏矾瑷�(sh猫)瑷�(j矛)

鏈枃鐨勬暣娴侀浕璺槸鐢辨烤娉㈠櫒鍜屾⿱寮忔暣娴侀浕璺祫鎴愮殑銆傚叾涓紝婵炬尝鍣ㄤ富瑕佹槸鐢辩啽鏁忛浕闃诲拰鍏╁€�(g猫)闆诲妲�(g貌u)鎴�锛岀啽鏁忛浕闃讳富瑕佹槸鐢ㄤ締(l谩i)闄愬埗娴秾闆绘祦鐨�锛岃€岄浕瑙ｉ浕瀹规槸鐢ㄤ締(l谩i)绌�(w臎n)澹撶殑锛屽彟澶栦竴鍊�(g猫)閸嶉噾灞仛涓欑儻闆诲鍓囨槸杓斿姪闆昏В闆诲鍚告敹楂橀牷娉㈢磱闆绘祦鐨�銆�

鏈枃閲囩敤浜嗘⿱寮忔暣娴侀浕璺綔鐐烘暣娴侀浕璺殑鏍稿績閮ㄥ垎锛屽埄鐢ㄤ簩妤电鐨勫柈鍚�?q奴)顬剱?锛屽皣浜ゆ祦闆昏綁(zhu菐n)鍖栫偤鐩存祦闆�銆傞€欑ó姗嬪紡鏁存祦闆昏矾鏄湪鍏ㄦ尝鏁存祦闆昏矾鐨勫熀绀�(ch菙)涓婄敘(ch菐n)鐢熺殑銆傚叏娉㈡暣娴侀浕璺叿鏈夊緢楂樼殑鏁存祦鏁堢巼锛屼絾鏄畠涔熷瓨鍦ㄨ憲缂洪粸(di菐n)銆傚叏娉㈡暣娴侀浕璺姹傛瘡鍊�(g猫)鏁存祦浜屾サ绠℃壙鍙楃殑鏈€澶у弽鍚戦浕澹撳緢楂�锛岄€欏氨灏�(du矛)浜屾サ绠℃湰韬殑鎬ц兘鏈変簡寰堥珮鐨勮姹�銆�

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5闆昏矾鎬ц兘鍒嗘瀽

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鍙﹀锛屽湪椹�(q奴)鍕�(d貌ng)鍘熺悊涓�锛屾湰鏂囬浕璺殑瑷�(sh猫)瑷�(j矛)閲囩敤浜嗗嘲鍊奸浕娴佹ā寮廝WM鎺у埗鎶€琛�(sh霉)锛屽嵆PWM闁�(k膩i)闂�(gu膩n)闆昏矾鐨勫師鐞嗕笂锛岃ō(sh猫)瑷�(j矛)鍑轰簡浠ョ編鍦�(gu贸)鐨凷upertex鍏徃鐢熺敘(ch菐n)鐨凥V9910B闆嗘垚鑺墖鐐烘牳蹇冪殑PWM鏂瑰紡闁�(k膩i)闂�(gu膩n)闆昏矾锛岄€欑ó鏂瑰紡鍙互寰堝ソ鍦板畬鎴愬皪(du矛)澶у姛鐜嘗ED鐨勭収鏄庨﹨(q奴)鍕�(d貌ng)銆傞€氶亷(gu貌)娣卞叆鍦板垎鏋愬彲浠ュ緱鍑�锛岄€欑ó闆昏矾鐨勫伐浣滈浕澹撹寖鍦嶅銆佽綁(zhu菐n)鎻涙晥鐜囨瘮杓冮珮銆佽兘澶犱繚璀夋亽娴佽几鍑�銆傞€氶亷(gu貌)灏�(du矛)闆昏矾閫�(j矛n)琛屾烤娉�锛岄浕璺殑杓稿嚭闆绘祦璁婂緱鏇村姞骞崇┅(w臎n)锛屼篃灏辨槸瑾�(shu艒)闆绘祦鐨勭磱娉㈣畩寰楁瘮杓冨皬锛屾洿鍒╀簬LED鑳藉姝ｅ父鐧�(f膩)鍏�銆�

閫氶亷(gu貌)闆昏矾鍒嗘瀽鍙煡锛屾湰鏂囪ō(sh猫)瑷�(j矛)鐨勫ぇ鍔熺巼LED椹�(q奴)鍕�(d貌ng)鎺у埗鏂规绗﹀悎澶у姛鐜嘗ED鐨勪紡瀹夌壒鎬ф洸绶�(xi脿n)锛屽嵆闈炵窔(xi脿n)鎬х壒鎬э紝閫欏氨娓涘皯浜嗛浕澹撶殑娉㈠嫊(d貌ng)灏�(du矛)闆绘祦閫犳垚鐨勫奖闊�锛屼篃灏辫В姹轰簡涓茶伅(li谩n)鐨勫ぇ鍔熺巼LED鍦ㄧ櫦(f膩)鍏夐亷(gu貌)绋嬩腑浜害涓嶇┅(w臎n)瀹氱殑鍟�(w猫n)椤屻€傛澶栫敱浜庣郴绲�(t菕ng)鍙渶瑕佹瘮杓冨皯鐨勫厓鍣ㄤ欢鏁�(sh霉)閲�锛屽氨鍙互瀵�(sh铆)鐝�(xi脿n)椹�(q奴)鍕�(d貌ng)鐨勭洰鐨�锛屾墍浠ラ檷浣庝簡鏁村€�(g猫)椹�(q奴)鍕�(d貌ng)绯荤当(t菕ng)鐨勬垚鏈拰瑷�(sh猫)瑷�(j矛)鐨勫京(f霉)闆滅▼搴�锛岄€�(j矛n)鑰屼篃鎻愰珮浜嗕娇鐢ㄤ腑鐨勫彲闈犳€с€�

缍滀笂鎵€杩�锛岄€欑ó浠ラ泦鎴愯姱鐗嘓V9910鐐烘牳蹇冪殑澶у姛鐜嘗ED椹�(q奴)鍕�(d貌ng)瑷�(sh猫)瑷�(j矛)鏂规鍦ㄨ兘閲忕殑鎼嶈€�銆佽ō(sh猫)瑷�(j矛)鎴愭湰銆佽ō(sh猫)瑷�(j矛)鐨勫京(f霉)闆滃害浠ュ強闆绘祦绮惧害鎺у埗绛夋柟闈㈤兘鏈変簡姣旇純椤憲鐨勬敼鍠�銆�

6绲�(ji茅)璜�

澶у姛鐜嘗ED浣滅偤涓€绋柊鍨嬬殑绡€(ji茅)鑳界収鏄庢妧琛�(sh霉)锛屽皪(du矛)浜庣収鏄庨牁(l菒ng)鍩熸湭渚�(l谩i)鐨勭櫦(f膩)灞曡捣浜嗙⿳妤靛湴鎺ㄥ嫊(d貌ng)浣滅敤銆傚湪澶у姛鐜嘗ED鎺ㄥ唬閬�(gu貌)绋嬩腑锛孡ED鐨勯﹨(q奴)鍕�(d貌ng)鎶€琛�(sh霉)闄愬埗浜嗗畠鍦ㄥ競闆昏几鍏ョ殑鏃ュ父鐓ф槑闋�(l菒ng)鍩熺殑鎳�(y墨ng)鐢�銆傝ō(sh猫)瑷�(j矛)浜嗕竴娆惧競闆昏几鍏ョ殑澶у姛鐜嘗ED椹�(q奴)鍕�(d貌ng)銆傝ō(sh猫)瑷�(j矛)鐨勯﹨(q奴)鍕�(d貌ng)涓昏浠ョ編鍦�(gu贸)鐨凷upertex鍏徃鐢熺敘(ch菐n)鐨凥V9910B鑺墖鐐烘牳蹇�锛屽墠绔浕婧愯几鍏ヨō(sh猫)瑷�(j矛)閲囩敤浜嗗叏姗嬫暣娴侀浕璺紝鑸嘓V9910B鍚堜綔鐐哄ぇ鍔熺巼LED鎻愪緵浜嗙┅(w臎n)瀹氱殑闆绘簮椹�(q奴)鍕�(d貌ng)銆傜偤浜嗗(sh铆)鐝�(xi脿n)楂樻€ц兘鐨勯﹨(q奴)鍕�(d貌ng)锛屾湰瑾查灏�(du矛)椹�(q奴)鍕�(d貌ng)瑷�(sh猫)瑷�(j矛)涓墍娑夊強鐨勫悇鍊�(g猫)闂�(gu膩n)閸靛厓鍣ㄤ欢閫�(j矛n)琛屽弮鏁�(sh霉)閰嶇疆锛屽悓鏅�(sh铆)鍙堝皪(du矛)鏈枃瑷�(sh猫)瑷�(j矛)鐨勫ぇ鍔熺巼LED椹�(q奴)鍕�(d貌ng)鐨勬€ц兘閫�(j矛n)琛屼簡鍒嗘瀽锛屽(sh铆)鐝�(xi脿n)浜嗗ぇ鍔熺巼LED椹�(q奴)鍕�(d貌ng)鐨勮ō(sh猫)瑷�(j矛)銆�

鎳�(y墨ng)鐢⊿upertex鍏徃鐢熺敘(ch菐n)鐨凥V9910B鑺墖瑷�(sh猫)瑷�(j矛)鍑轰竴娆炬€ц兘鑹ソ鐨勫ぇ鍔熺巼LED椹�(q奴)鍕�(d貌ng)锛岀偤浠婂悗澶у姛鐜嘗ED閫愭鍙栦唬鐝�(xi脿n)鏈夌殑鐓ф槑鎶€琛�(sh霉)鎻愪緵浜嗚壇濂界殑鎶€琛�(sh霉)鏀寔銆�

鍙冭€冩枃鐛�(xi脿n)

[1]LED鐓ф槑鐝�(xi脿n)鐙€鑸囨湭渚�(l谩i)灞曟湜[M]锛庝腑鍦�(gu贸)鐓ф槑闆诲櫒锛�2007(06)锛�20-24锛�

[2]鏂逛僵鏁忥紟LED鐨勭櫦(f膩)灞曟娉乕J]锛庝粖鏃ラ浕瀛愶紝2006锛�8锛�37-38锛�

[3]妤婂厜锛庣収鏄庣礆(j铆)鐧藉厜LED鐨勬€ц兘鑸囨噳(y墨ng)鐢╗J]锛庡厜婧愯垏鐓ф槑锛�2007(01)锛�4-6锛�

[4]鐜嬮泤鑺筹紟澶у姛鐜嘗ED鐓ф槑闆昏矾鐗规€ц垏椹�(q奴)鍕�(d貌ng)瑷�(sh猫)瑷�(j矛)锛庢按鍒╃鎶€锛�2008锛�3锛�

[6]濮滄槬鐜�锛屽皝鐧炬郡锛庝竴绋ぇ鍔熺巼LED椹�(q奴)鍕�(d貌ng)闆昏矾鐨勮ō(sh猫)瑷�(j矛)鑸囩爺绌禰C]锛�2010鍏ㄥ湅(gu贸)鐓ф槑LED椹�(q奴)鍕�(d貌ng)鑸囬浕婧愭妧琛�(sh霉)鐮旇◣鏈�(hu矛)锛�2010锛�114-115锛�