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�2025/4/27 8:47:38
闁辫畝锛�26
UC3846DW 鏄竴绋珮鎬ц兘鐨勯浕娴佹ā寮� PWM 鎺у埗鍣�锛屽唬娉涙噳(y墨ng)鐢ㄤ簬闁嬮棞(gu膩n)闆绘簮鍜� DC-DC 杞�(zhu菐n)鎻涘櫒涓�銆傚畠鍏锋湁楂樼簿搴︾殑鎸暕鍣�銆佽宸斁澶у櫒銆侀浕娴侀檺鍒舵瘮杓冨櫒浠ュ強鍏�(n猫i)閮ㄨ(b菙)鍎熼浕璺瓑鍔熻兘銆俇C3846DW 鐨勮ō(sh猫)瑷堜娇鍏堕仼鐢ㄤ簬闇�瑕佺簿纰烘帶鍒惰几鍑洪浕澹撳拰闆绘祦鐨勬噳(y墨ng)鐢ㄥ牬鍚堬紝渚嬪閫氫俊瑷�(sh猫)鍌�銆佽▓绠楁(j墨)闆绘簮鍜屽伐妤�(y猫)鎺у埗绯荤当(t菕ng)銆�
銆�銆�瑭茶姱鐗囬噰鐢ㄤ簡闆绘祦妯″紡鎺у埗鎶�琛�(sh霉)锛屽彲浠ユ彁渚涘揩閫熺殑鐬厠(t脿i)闊挎噳(y墨ng)鍜岃壇濂界殑鐠�(hu谩n)璺┅(w臎n)瀹氭��銆傚叾鍏�(n猫i)閮ㄩ泦鎴愪簡澶氱ó淇濊(h霉)鍔熻兘锛屽寘鎷亷娴佷繚璀�(h霉)銆佹瑺澹撻帠瀹氱瓑锛屽緸鑰屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳�у拰瀹夊叏鎬�銆�
鍨嬭櫉锛歎C3846DW
銆�銆�宸ヤ綔闆诲鑼冨湇锛�7V 鑷� 40V
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銆�銆�鍩烘簴(zh菙n)闆诲锛�5V 卤1%
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銆�銆�鏈�澶у崰绌烘瘮锛�90%
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UC3846DW 鏄竴娆鹃珮搴﹂泦鎴愮殑 PWM 鎺у埗鍣ㄨ姱鐗�锛屼富瑕佺壒榛�(di菐n)濡備笅锛�
銆�銆�1. 鍏�(n猫i)缃珮绮惧害鎸暕鍣�锛屽彲瑷�(sh猫)缃笉鍚岄牷鐜囦互閬╂噳(y墨ng)鍚勭ó鎳�(y墨ng)鐢ㄩ渶姹�銆�
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銆�銆�7. 灏忓皝瑁濊ō(sh猫)瑷�锛屼究浜庡湪绶婃箠鍨嬮浕璺澘涓婂竷灞�銆�
銆�銆�閫欎簺鐗规�т娇寰� UC3846DW 鎴愮偤鐪惧闆绘簮绠＄悊鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�
UC3846DW 涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
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銆�銆�2. 閫氫俊瑷�(sh猫)鍌欎腑鐨勯浕婧愭ā濉�銆�
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銆�銆�鐢变簬鍏堕珮鏁堢巼鍜屽彲闈犳��锛孶C3846DW 鍦ㄨū澶氶渶瑕侀珮鏁堣兘闆绘簮瑙ｆ焙鏂规鐨勫湴鏂归兘寰楀埌浜嗗唬娉涙噳(y墨ng)鐢�銆�
UC3845, UC3846
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