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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 | 鍏嶈不娉ㄥ唺

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > UC1845J

UC1845J 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/4/30 14:13:26 鏌ョ湅 闁辫畝锛�25

UC1845J鏄竴娆鹃珮鎬ц兘鐨凱WM鎺у埗鍣ㄨ姱鐗�锛屽唬娉涙噳鐢ㄤ簬闁嬮棞(gu膩n)闆绘簮銆丏C-DC杞�(zhu菐n)鎻涘櫒绛夐浕鍔涢浕瀛愯ō(sh猫)鍌欎腑銆傝┎鑺墖鍏�(n猫i)缃簡瑾ゅ樊鏀惧ぇ鍣�銆佹尟钑╁櫒銆丳WM姣旇純鍣ㄥ拰椹�(q奴)鍕曢浕璺瓑鍔熻兘妯″锛岃兘澶�?q奴)宕縁(xi脿n)绮剧⒑鐨勯浕澹撹(di脿o)绡�(ji茅)鍜岀┅(w臎n)瀹氱殑杓稿嚭鎬ц兘銆�
銆�銆�UC1845J鏀寔鍥哄畾闋荤巼PWM鎺у埗锛屽叿鏈夎純寮风殑鎶楀共鎿捐兘鍔涘拰绌�(w臎n)瀹氭��锛岄仼鐢ㄤ簬澶氱ó宸ユキ(y猫)绱氭噳鐢ㄥ牬鍚�銆�

鍙冩暩(sh霉)

鍨嬭櫉锛歎C1845J
銆�銆�宸ヤ綔闆诲鑼冨湇锛�8V 鑷� 35V
銆�銆�鏈�澶ч﹨(q奴)鍕曢浕娴侊細宄板��1A
銆�銆�PWM闋荤巼鑼冨湇锛�10kHz 鑷� 500kHz
銆�銆�鍙冭�冮浕澹擄細2.5V
銆�銆�灏佽褰㈠紡锛歋O-8/DIP-8
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40鈩� 鑷� +125鈩�

鐗规��

UC1845J鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 鍏�(n猫i)缃珮绮惧害瑾ゅ樊鏀惧ぇ鍣紝鍙彁渚涚┅(w臎n)瀹氱殑鍙嶉淇¤櫉铏曠悊鑳藉姏銆�
銆�銆�2. 鍥哄畾闋荤巼PWM鎺у埗锛屼究浜庤ō(sh猫)瑷堜汉鍝￠�茶绯荤当(t菕ng)鍎�(y艒u)鍖�銆�
銆�銆�3. 闆嗘垚浜嗘瑺澹撻帠瀹氾紙UVLO锛夊姛鑳斤紝纰轰繚鑺墖鍦ㄧ暟甯告浠朵笅鍙潬闂�(gu膩n)鏂�銆�
銆�銆�4. 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�5. 鍏锋湁鐭矾淇濊鍜岄亷娴佷繚璀锋鍒�锛屽寮风郴绲�(t菕ng)鐨勫畨鍏ㄦ�ц垏鍙潬鎬�銆�
銆�銆�6. 鏀寔澶栭儴瑁滃劅缍�(w菐ng)绲�(lu貌)锛岄潏娲绘豢瓒充笉鍚岃矤杓夋浠朵笅鐨勫嫊鎱�(t脿i)闊挎噳闇�姹�銆�
銆�銆�7. 灏佽绶婃箠锛岄仼鍚堢┖闁撳彈闄愮殑鎳夌敤鍫存櫙銆�

鎳夌敤

UC1845J甯哥敤浜庝互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 闁嬮棞(gu膩n)妯″紡闆绘簮锛圫MPS锛�锛屽閬╅厤鍣�銆佸厖闆诲櫒绛�銆�
銆�銆�2. DC-DC杞�(zhu菐n)鎻涘櫒锛屽寘鎷崌澹撱�侀檷澹撳強鍗囬檷澹撴嫇鎾茬祼(ji茅)妲�(g貌u)銆�
銆�銆�3. 宸ユキ(y猫)鎺у埗涓殑鍔熺巼璁婃彌闆昏矾銆�
銆�銆�4. LED椹�(q奴)鍕曢浕婧�銆�
銆�銆�5. 閫氫俊瑷�(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愯ō(sh猫)瑷堛��
銆�銆�6. 鍚勯娑堣不闆诲瓙鐢�(ch菐n)鍝佷腑鐨勯珮鏁堥浕婧愮鐞嗘柟妗�銆�

鏇夸唬鍨嬭櫉

UC1845N, UC1845P

uc1845j鎺ㄨ枽渚涙噳鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�
  • 渚涙噳鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉
  • 瑭㈠児

uc1845j璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級