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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩�(g貌u)缍�(w菐ng) > IC鐧剧 > LM2775DSGR

LM2775DSGR 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/14 17:50:59 鏌ョ湅 闁辫畝锛�24

LM2775DSGR鏄竴绋珮鏁堢殑闆昏嵎娉电┅(w臎n)澹撳櫒锛岃兘澶�?q奴)鈶ゆ枎鑵氬Ψ鎭―(zhu菐n)鎻涚偤绌�(w臎n)瀹氱殑杓稿嚭闆诲銆傝┎鍣ㄤ欢閲囩敤浜嗛浕鑽锋车鎶�琛�(sh霉)锛屽彲鎻愪緵楂橀仈(d谩)200mA鐨勮几鍑洪浕娴侊紝骞朵笖鍏锋湁杓冧綆鐨勯潨鎱�(t脿i)闆绘祦锛堝吀鍨嬪�肩偤85渭A锛�锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌欍�傚叾鍏�(n猫i)缃尟钑╁櫒銆佸姛鐜囬枊(k膩i)闂�(gu膩n)鍜屾帶鍒堕浕璺�锛屽彲绨�(ji菐n)鍖栬ō(sh猫)瑷�(j矛)骞舵笡灏戝閮ㄥ厓浠舵暩(sh霉)閲�銆�
銆�銆�LM2775DSGR鏀寔1.5V鑷�4.5V鐨勫杓稿叆闆诲鑼冨湇锛岄仼鐢ㄤ簬鍠瘈(ji茅)閶伴浕姹犳垨鍏╃瘈(ji茅)鍫挎��/閹抽帢/閹虫矮闆绘睜渚涢浕鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�傛澶�锛屽畠閭勫叿鏈夐亷(gu貌)娴佷繚璀�(h霉)鍜岀啽闂�(gu膩n)鏂峰姛鑳�锛屼互纰轰繚鍦ㄧ暟甯告儏娉佷笅鑺墖鐨勫畨鍏ㄩ亱(y霉n)琛�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.5V-4.5V
銆�銆�杓稿嚭闆绘祦锛�200mA
銆�銆�杓稿嚭闆诲閬搁爡(xi脿ng)锛�-3.3V, -5V
銆�銆�闁�(k膩i)闂�(gu膩n)闋荤巼锛�34kHz
銆�銆�灏佽椤炲瀷锛�8寮曡叧SOIC (D SG R)
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�闈滄厠(t脿i)闆绘祦锛�85渭A

鐗规��

LM2775DSGR鍏峰倷浠ヤ笅闂�(gu膩n)閸电壒鎬э細
銆�銆�1. 楂樻晥闆昏嵎娉垫灦妲�(g貌u)锛岃兘澶犳彁渚涚┅(w臎n)瀹氱殑杓稿嚭闆诲锛屽悓鏅�(sh铆)淇濇寔杓冮珮鐨勮綁(zhu菐n)鎻涙晥鐜囥��
銆�銆�2. 鍏�(n猫i)缃尟钑╁櫒鑸囧姛鐜囬枊(k膩i)闂�(gu膩n)锛屾笡灏戜簡灏�(du矛)澶栭儴鍏冧欢鐨勯渶姹傦紝寰炶�岀府灏忎簡鏁撮珨瑙ｆ焙鏂规鐨勫昂瀵�銆�
銆�銆�3. 鏀寔闆欏�嶆ā寮忓拰鍙嶇浉妯″紡锛屽厑瑷辩敤鎴堕伕鎿囦笉鍚岀殑杓稿嚭闆诲閰嶇疆銆�
銆�銆�4. 鎻愪緵鍏╃ó鍥哄畾鐨勮几鍑洪浕澹撻伕闋�(xi脿ng)锛�-3.3V 鍜� -5V锛夛紝婊胯冻澶氱ó鎳�(y墨ng)鐢ㄩ渶姹�銆�
銆�銆�5. 鍦ㄨ紩璨�(f霉)杓夋浠朵笅鑷嫊(d貌ng)閫�(j矛n)鍏ヤ綆鍔熻�楁ā寮�锛岄��(j矛n)涓�姝ュ劒(y艒u)鍖栬兘鏁堣〃鐝�(xi脿n)銆�
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銆�銆�7. 瀵几鍏ラ浕澹撹寖鍦�锛屽吋瀹瑰绋浕婧愰鍨嬶紝濡傚柈绡�(ji茅)閶伴浕姹犳垨鍏╃瘈(ji茅)鍫挎�ч浕姹�銆�

鎳�(y墨ng)鐢�

LM2775DSGR寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó渚挎敎寮忛浕瀛愯ō(sh猫)鍌欎腑锛屽寘鎷細
銆�銆�1. 绉诲嫊(d貌ng)闆昏┍鍙婃櫤鑳芥墜姗�(j墨)闄勪欢
銆�銆�2. PDA鍜屽��(g猫)浜烘暩(sh霉)瀛楀姪鐞�
銆�銆�3. 渚挎敎寮忛煶闋绘挱鏀惧櫒鍜岄寗闊宠ō(sh猫)鍌�
銆�銆�4. 娓告埐姗�(j墨)鍜屽叾浠栨墜鎸佸紡闆诲瓙鐢�(ch菐n)鍝�
銆�銆�5. 閬�(yu菐n)绋嬫帶鍒跺柈鍏�
銆�銆�6. 绛嗚鏈浕鑵﹀瑷�(sh猫)
銆�銆�鐢变簬鍏堕珮鏁堢殑鎬ц兘鍜屽皬灏哄瑙ｆ焙鏂规锛孡M2775DSGR闈炲父閬╁悎灏�(du矛)鍔熻�楀拰绌洪枔瑕佹眰鍤�(y谩n)鏍肩殑闆绘睜渚涢浕绯荤当(t菕ng)銆�

鏇夸唬鍨嬭櫉(h脿o)

LM2775IMN, LM2775MMX

lm2775dsgr鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

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lm2775dsgr鍙冩暩(sh霉)

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  • 灏佽/澶栨8-WFDFN 瑁搁湶鐒婄洡
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