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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 > UC3854B

UC3854B 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/6 14:07:46 鏌ョ湅 闁辫畝锛�24

UC3854B鏄竴绋珮鎬ц兘鐨勮剤瀵(di脿o)鍒讹紙PWM锛夋帶鍒跺櫒鑺墖锛屽皥鐐洪枊闂�(gu膩n)闆绘簮鍜岀洿娴�-鐩存祦杞�(zhu菐n)鎻涘櫒瑷�(sh猫)瑷�銆傝┎鑺墖闆嗘垚浜嗗绋姛鑳戒互鍎�(y艒u)鍖栧姛鐜囪綁(zhu菐n)鎻涙晥鐜囧拰绌�(w臎n)瀹氭��銆�
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鍙冩暩(sh霉)

宸ヤ綔闆诲鑼冨湇锛�10V - 40V
銆�銆�鏈�澶ц几鍑洪浕娴侊細1A
銆�銆�鎸暕鍣ㄩ牷鐜囪寖鍦嶏細1kHz - 500kHz
銆�銆�鍟熷嫊闆绘祦锛�1mA
銆�銆�闂�(gu膩n)鏂锋檪闁撴渶灏忓�硷細250ns
銆�銆�瑾ゅ樊鏀惧ぇ鍣ㄥ鐩婂付瀵箻绌嶏細5MHz
銆�銆�鍙冭�冮浕澹擄細5.0V 卤 1%
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C

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UC3854B鍏峰倷浠ヤ笅闂�(gu膩n)閸电壒鎬э細
銆�銆�1. 闆嗘垚楂樼簿搴﹀熀婧�(zh菙n)闆诲婧愶紝鐢ㄤ簬绌�(w臎n)瀹氳几鍑洪浕澹�銆�
銆�銆�2. 鍏�(n猫i)缃浕娴佹娓斁澶у櫒锛屾敮鎸佸嘲鍊奸浕娴佹ā寮忔帶鍒�銆�
銆�銆�3. 鍙法绋嬫枩鐜囪鍎�锛岄槻姝㈡璜ф尝鎸暕鐝�(xi脿n)璞�銆�
銆�銆�4. 鑷嫊閲嶅暉鍔熻兘锛屽湪閬庤級鎴栫煭璺儏娉佷笅鎻愪緵淇濊銆�
銆�銆�5. 杌熷暉鍕曞姛鑳芥笡灏戜笂闆绘檪鐨勬矕鎿婇浕娴�銆�
銆�銆�6. 鍏�(n猫i)閮ㄩ泦鎴愰亷婧繚璀峰拰娆犲閹栧畾鍔熻兘銆�
銆�銆�7. 鎻愪緵澶栭儴鍚屾杓稿叆寮曡叧锛屼究浜庡鐩告搷浣滄垨闄嶄綆EMI骞叉摼銆�
銆�銆�閫欎簺鐗规�х殑绲勫悎浣垮緱UC3854B鎴愮偤涓�娆鹃潪甯搁潏娲讳笖鍙潬鐨凱WM鎺у埗鍣�锛岃兘澶犳豢瓒冲毚(y谩n)鏍肩殑闆绘簮瑷�(sh猫)瑷堣姹�銆�

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UC3854B寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 闁嬮棞(gu膩n)妯″紡闆绘簮锛圫MPS锛夎ō(sh猫)瑷�銆�
銆�銆�2. DC/DC杞�(zhu菐n)鎻涘櫒妯″銆�
銆�銆�3. 宸ユキ(y猫)鐢ㄧ┅(w臎n)澹撻浕婧�銆�
銆�銆�4. 閫氫俊瑷�(sh猫)鍌欎腑鐨勯浕婧愯В姹烘柟妗�銆�
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銆�銆�6. 鍏呴浕鍣ㄥ強閬╅厤鍣ㄣ��
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鏇夸唬鍨嬭櫉

UC3854, UC3854A

uc3854b鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

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

uc3854b璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級