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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 > UC3865

UC3865 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/6/3 13:28:15 鏌ョ湅 闁辫畝锛�10

UC3865鏄竴娆鹃珮鎬ц兘銆佸浐瀹氶牷鐜囩殑闆绘祦妯″紡PWM鎺у埗鍣紝寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闁�(k膩i)闂�(gu膩n)闆绘簮瑷�(sh猫)瑷�(j矛)涓�銆傝┎鑺墖闆嗘垚浜嗗绋繚璀�(h霉)鍜屾帶鍒跺姛鑳斤紝鍙互椤憲鎻愰珮闆绘簮杞�(zhu菐n)鎻涙晥鐜囧拰绌�(w臎n)瀹氭��銆傚叾鍏�(n猫i)閮ㄥ寘鍚宸斁澶у櫒銆佹尟钑╁櫒銆丳WM姣旇純鍣ㄤ互鍙婅几鍑洪﹨(q奴)鍕�(d貌ng)鍣ㄧ瓑闂�(gu膩n)閸垫ā濉�锛岄仼鐢ㄤ簬鍚勭ó闄嶅銆佸崌澹撳拰鍙嶆縺寮忔嫇?f霉)娴(ji茅)妲�(g貌u)銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�10V-40V
銆�銆�闁�(k膩i)闂�(gu膩n)闋荤巼锛�100kHz-500kHz
銆�銆�椹�(q奴)鍕�(d貌ng)鑳藉姏锛氬嘲鍊奸浕娴�1A
銆�銆�鍟熷嫊(d貌ng)闆绘祦锛氬皬浜�50渭A
銆�銆�灏佽褰㈠紡锛歋OIC-8
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40鈩冭嚦+125鈩�
銆�銆�鍙冭�冮浕澹擄細2.5V卤1%

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UC3865鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 鍏�(n猫i)缃簿纰虹殑鍩烘簴(zh菙n)闆诲婧�锛岀敤浜庢彁渚涚┅(w臎n)瀹氱殑鍙嶉瑾�(di脿o)绡�(ji茅)銆�
銆�銆�2. 鏀寔鍙法绋嬬殑鏂滅巼瑁�(b菙)鍎熷姛鑳�锛屾湁鏁堥伩鍏嶆璜ф尝鎸暕鍟�(w猫n)椤�銆�
銆�銆�3. 鎻愪緵閬�(gu貌)娴佷繚璀�(h霉)姗�(j墨)鍒讹紝纰轰繚鍦ㄧ暟甯告儏娉佷笅鑺墖鍙婂閮ㄩ浕璺殑瀹夊叏銆�
銆�銆�4. 鍏峰倷蹇�熼熆鎳�(y墨ng)鐨凱WM瑾�(di脿o)鍒跺櫒锛岃兘澶犻仼鎳�(y墨ng)璨�(f霉)杓夌灛鎱�(t脿i)璁婂寲銆�
銆�銆�5. 闆嗘垚杌熷暉鍕�(d貌ng)鍔熻兘锛屾笡灏戜笂闆绘檪(sh铆)灏�(du矛)绯荤当(t菕ng)鐨勬矕鎿娿��
銆�銆�6. 宸ヤ綔闋荤巼鑼冨湇瀵�锛屼究浜庤ō(sh猫)瑷�(j矛)甯劒(y艒u)鍖栫鎬у厓浠跺昂瀵歌垏鏁堢巼涔嬮枔鐨勫钩琛�銆�
銆�銆�7. 杓稿嚭椹�(q奴)鍕�(d貌ng)鍣ㄥ叿鍌欒純寮�(qi谩ng)鐨勯﹨(q奴)鍕�(d貌ng)鑳藉姏锛屾敮鎸佺洿鎺ラ﹨(q奴)鍕�(d貌ng)鍔熺巼MOSFET鎴栭洐妤靛瀷鏅堕珨绠�銆�
銆�銆�8. 灏佽绶婃箠锛屾槗浜庡竷灞�鍜屾暎鐔辩鐞嗐��

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UC3865閬╃敤浜庝互涓嬫噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅細
銆�銆�1. 闁�(k膩i)闂�(gu膩n)闆绘簮(SMPS)鐨勮ō(sh猫)瑷�(j矛)锛屽寘鎷珹C-DC閬╅厤鍣ㄣ�侀浕姹犲厖闆诲櫒绛�銆�
銆�銆�2. LED椹�(q奴)鍕�(d貌ng)闆绘簮锛岀壒鍒ユ槸闇�瑕侀珮鏁堢巼鍜岀┅(w臎n)瀹氳几鍑洪浕娴佺殑鎳�(y墨ng)鐢�銆�
銆�銆�3. 宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌欎腑鐨勯浕婧愭ā濉婏紝濡侾LC銆佽畩闋诲櫒绛夎紨鍔╅浕婧愰儴鍒�銆�
銆�銆�4. 鍙嶆縺寮�銆佹婵�寮忎互鍙婂叾浠栭殧闆㈡垨闈為殧闆㈠瀷DC-DC杞�(zhu菐n)鎻涘櫒銆�
銆�銆�5. 绛嗚鏈浕鑵﹂仼閰嶅櫒鍙婂叾浠栨秷璨�(f猫i)椤�(l猫i)闆诲瓙鐢�(ch菐n)鍝佺殑闆绘簮瑙ｆ焙鏂规銆�
銆�銆�6. 閫氫俊瑷�(sh猫)鍌欎腑鐨勫祵鍏ュ紡闆绘簮绯荤当(t菕ng)锛屼緥濡傝矾鐢卞櫒銆佷氦鎻涙(j墨)绛夌殑灏忓瀷闆绘簮鏉�銆�

鏇夸唬鍨嬭櫉(h脿o)

UC3845, UC3854

uc3865鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�(h脿o)
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉(h脿o)
  • 瑭�(x煤n)鍍�(ji脿)

uc3865璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級