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UC1843J/883B鏄竴娆鹃珮鎬ц兘銆佸浐瀹氶牷鐜囬浕娴佹ā寮廝WM鎺у埗鍣�锛屽唬娉涙噳鐢ㄤ簬闁嬮棞(gu膩n)闆绘簮(SMPS)鍜孌C-DC杞�(zhu菐n)鎻涘櫒瑷�(sh猫)瑷堛�傝┎鑺墖鍏�(n猫i)缃簡瑾ゅ樊鏀惧ぇ鍣�銆佹尟钑╁櫒銆侀浕娴佹劅鎳夋瘮杓冨櫒浠ュ強椹�(q奴)鍕曡几鍑虹礆绛夊姛鑳芥ā濉�锛岃兘澶犳彁渚涢珮鏁�銆佺┅(w臎n)瀹氱殑闆绘簮绠＄悊瑙ｆ焙鏂规銆�
銆�銆�UC1843J/883B閬╃敤浜庡绋姛鐜囪綁(zhu菐n)鎻涘牬鏅�锛屼緥濡傞仼閰嶅櫒銆佸厖闆诲櫒銆丩ED椹�(q奴)鍕曢浕婧愮瓑銆傚叾涓昏鐗归粸鍖呮嫭楂樼簿搴︾殑鍙冭�冮浕澹撴簮銆佸揩閫熼熆鎳夌殑闆绘祦闄愬埗淇濊鍔熻兘浠ュ強闈堟椿鐨勫閮ㄨ鍎熺恫(w菐ng)绲�(lu貌)閰嶇疆鑳藉姏銆�
宸ヤ綔闆诲鑼冨湇锛�8V~40V
銆�銆�鍥哄畾宸ヤ綔闋荤巼锛�100kHz~500kHz
銆�銆�鏈�澶у崰绌烘瘮锛�99.9%
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銆�銆�鍏�(n猫i)閮ㄥ熀婧栭浕澹擄細2.5V卤1%
銆�銆�闈滄厠(t脿i)鍔熻�楋細灏忎簬5mA
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40鈩儈+125鈩�
UC1843J/883B閲囩敤闆绘祦妯″紡鎺у埗鏋舵(g貌u)锛屽叿鍌欎互涓嬮’钁楃壒鎬э細
銆�銆�1. 鍥哄畾闋荤巼PWM鎺у埗浣垮緱绯荤当(t菕ng)瑷�(sh猫)瑷堟洿鍔犵┅(w臎n)瀹氾紝骞剁啊鍖栦簡婵炬尝鍣ㄧ殑瑷�(sh猫)瑷�銆�
銆�銆�2. 鍏�(n猫i)缃簿婧栫殑2.5V鍩烘簴闆诲婧�锛岀⒑淇濇暣楂旂郴绲�(t菕ng)鐨勭┅(w臎n)瀹氭��銆�
銆�銆�3. 鎻愪緵鍙(di脿o)绡�(ji茅)鐨勫伐浣滈牷鐜囷紝渚夸簬鍎�(y艒u)鍖栨晥鐜囪垏闆荤骞叉摼(EMI)鎬ц兘銆�
銆�銆�4. 楂橀�熼浕娴佹劅鎳夋瘮杓冨櫒鑳藉鍦ㄩ亷娴佹儏娉佷笅杩呴�熼棞(gu膩n)闁変富闁嬮棞(gu膩n)锛屾彁楂樺畨鍏ㄦ��銆�
銆�銆�5. 鏀寔閫愬懆鏈熼浕娴侀檺鍒讹紝闃叉璨犺級绐佽畩鏅傛悕澹為浕璺厓浠�銆�
銆�銆�6. 闈堟椿鐨勫閮ㄨ鍎熻ō(sh猫)瑷堝厑瑷遍嚌灏嶄笉鍚屾噳鐢ㄥ牬鏅�茶绮剧⒑瑾�(di脿o)鏁�銆�
銆�銆�7. 杓冨鐨勫伐浣滈浕澹撹寖鍦嶉仼鎳夊绋几鍏ユ浠朵笅鐨勬噳鐢ㄩ渶姹傘��
UC1843J/883B鍥犲叾鍗撹秺鐨勬�ц兘鍜屽彲闈犳��锛屽湪浠ヤ笅闋�(l菒ng)鍩熷緱鍒颁簡寤ｆ硾鎳夌敤锛�
銆�銆�1. 闁嬮棞(gu膩n)闆绘簮(SMPS)瑷�(sh猫)瑷�锛屽AC-DC閬╅厤鍣ㄥ拰USB鍏呴浕鍣�銆�
銆�銆�2. 鍚勯DC-DC杞�(zhu菐n)鎻涘櫒锛屾兜钃嬮檷澹撱�佸崌澹撳強鍙嶆縺鎷撴挷绲�(ji茅)妲�(g貌u)銆�
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銆�銆�4. LED椹�(q奴)鍕曢浕璺紝鐢ㄤ簬鎭掓祦鎴栨亽澹撹几鍑烘帶鍒�銆�
銆�銆�5. 闆绘睜鍏呴浕绠＄悊绯荤当(t菕ng)涓殑鍔熺巼璁婃彌閮ㄥ垎銆�
銆�銆�6. 灏忓瀷鍖�銆佷綆鎴愭湰闆绘簮鏂规鐨勭悊鎯抽伕鎿�銆�
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