鏅傞枔锛�2025/5/12 15:43:44
闁辫畝锛�27
UCC383鏄竴娆剧敱TI锛堝痉宸炲剙鍣級鎺ㄥ嚭鐨勯珮鎬ц兘PWM鎺у埗鍣ㄨ姱鐗囷紝寤ｆ硾鎳夌敤浜庨枊闂滈浕婧愬拰DC-DC杞夋彌鍣ㄨō瑷堜腑銆傝┎鑺墖鏀寔鍥哄畾闋荤巼闆绘祦妯″紡鎺у埗锛岃兘澶犳彁渚涚簿纰虹殑鍗犵┖姣旀帶鍒�锛屽苟涓斿叿鍌欏揩閫熺灛鎱�(t脿i)闊挎噳鑳藉姏銆�
銆�銆�UCC383鐨勪富瑕佺壒榛炴槸鍏堕珮绮惧害鎸暕鍣�銆佸収缃宸斁澶у櫒浠ュ強瀹屽杽鐨勪繚璀峰姛鑳�锛屽閬庢祦淇濊銆佹瑺澹撻帠瀹氱瓑銆傞�氶亷鍎�(y艒u)鍖栬鍎熺恫绲＄殑瑷▓锛屽彲浠ュ鐝炬洿绌�(w臎n)瀹氱殑绯荤当(t菕ng)鎬ц兘銆傛澶栵紝瀹冮仼鐢ㄤ簬澶氱ó鎷撴挷绲愭锛屽寘鎷檷澹擄紙Buck锛�銆佸崌澹擄紙Boost锛変互鍙婂弽婵�寮忚畩鎻涘櫒銆�
宸ヤ綔闆诲鑼冨湇锛�10V~40V
銆�銆�鎸暕鍣ㄩ牷鐜囪寖鍦嶏細5kHz~500kHz
銆�銆�鏈�澶у崰绌烘瘮锛�99%
銆�銆�杓稿嚭椹呭嫊鑳藉姏锛氬嘲鍊奸浕娴伮�400mA
銆�銆�鍟熷嫊闆绘祦锛氬吀鍨嬪��1.2mA
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40鈩儈+125鈩�
UCC383鍏锋湁浠ヤ笅闂滈嵉鐗规�э細
銆�銆�1. 鍏х疆楂樼簿搴︽尟钑╁櫒锛屽彲瀵︾従绌�(w臎n)瀹氱殑宸ヤ綔闋荤巼銆�
銆�銆�2. 鏀寔閫愬懆鏈熼檺娴佷繚璀凤紝纰轰繚闆昏矾鍦ㄧ暟甯告儏娉佷笅鐨勫畨鍏ㄦ��銆�
銆�銆�3. 鎻愪緵鍙法绋嬭粺鍟熷嫊鍔熻兘锛屾笡灏戜笂闆绘檪鐨勬矕鎿婇浕娴併��
銆�銆�4. 闆嗘垚瑾ゅ樊鏀惧ぇ鍣�锛屼究浜庢寤哄弽楗嬬挵(hu谩n)璺互缍寔杓稿嚭闆诲鎭掑畾銆�
銆�銆�5. 浣庡姛鑰楀緟姗熸ā寮�锛岄仼鍚堝皪鏁堢巼瑕佹眰杓冮珮鐨勬噳鐢�銆�
銆�銆�6. 鏀寔瀵寖鍦嶈几鍏ラ浕澹擄紝閬╂噳鍚勭ó杓稿叆鍫存櫙銆�
銆�銆�7. 鍏峰倷鐭矾淇濊銆佺啽闂滄柗绛夊姛鑳斤紝澧炲挤浜嗙郴绲�(t菕ng)鐨勫彲闈犳��銆�
UCC383琚唬娉涚敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 闁嬮棞闆绘簮閬╅厤鍣ㄨō瑷堛��
銆�銆�2. 宸ユキ(y猫)鐢―C-DC杞夋彌鍣�銆�
銆�銆�3. LED椹呭嫊闆绘簮銆�
銆�銆�4. 閫氫俊瑷倷涓殑闆绘簮妯″銆�
銆�銆�5. 娑堣不椤為浕瀛愮敘鍝佷腑鐨勫厖闆诲櫒鍙婇浕婧愮鐞嗛儴鍒�銆�
銆�銆�6. 鍙嶆縺寮忋�佹婵�寮忎互鍙婂叾浠栨嫇鎾茬祼妲嬬殑鍔熺巼璁婃彌鍣�銆�
UCC3803, UCC3818, UC3843
