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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 > LT3991IDD#PBF

LT3991IDD#PBF 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/21 19:37:30 鏌ョ湅 闁辫畝锛�21

LT3991IDD#PBF 鏄竴娆剧敱 Linear Technology锛堢従(xi脿n)鐐� Analog Devices锛夌敓鐢�(ch菐n)鐨勯珮鏁堢巼鍚屾闄嶅-鍗囧鍨� DC/DC 杞�(zhu菐n)鎻涘櫒銆傝┎鑺墖鑳藉鍦ㄨ几鍏ラ浕澹撻珮浜�銆佷綆浜庢垨绛変簬杓稿嚭闆诲鐨勬儏娉佷笅宸ヤ綔锛岄仼鍚堥渶瑕佺┅(w臎n)瀹氳几鍑虹殑鎳�(y墨ng)鐢ㄥ牬鏅�銆傚叾瑷�(sh猫)瑷堟棬鍦ㄩ﹨(q奴)鍕曢珮閬� 2A 鐨勮矤杓夐浕娴�锛屽苟鏀寔瀵几鍏ラ浕澹撹寖鍦�锛屼娇鍏堕潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌欏拰姹借粖闆诲瓙绯荤当(t菕ng)銆�
銆�銆�LT3991 鍏�(n猫i)閮ㄩ泦鎴愪簡楂樺伌(c猫)鍜屼綆鍋�(c猫) MOSFET锛岀啊鍖栦簡闆昏矾瑷�(sh猫)瑷堝苟鎻愰珮浜嗘晥鐜�銆傛澶�锛屽畠閭勫叿鏈夊彲绶ㄧ▼闁嬮棞(gu膩n)闋荤巼銆佽粺鍟熷嫊鍔熻兘浠ュ強鍏ㄩ潰鐨勪繚璀锋鍒讹紝鍖呮嫭閬庢祦淇濊鍜岀啽闂�(gu膩n)鏂风瓑銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.8V 鑷� 5.5V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� 5.25V
銆�銆�鏈�澶ц几鍑洪浕娴侊細2A
銆�銆�宸ヤ綔闋荤巼鑼冨湇锛�200kHz 鑷� 2MHz
銆�銆�闈滄厠(t脿i)闆绘祦锛�30uA
銆�銆�鏁堢巼锛氶珮閬� 96%
銆�銆�灏佽褰㈠紡锛�3mm x 3mm DFN 灏佽
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C

鐗规��

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鎳�(y墨ng)鐢�

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鏇夸唬鍨嬭櫉

LT3991IMSE#PBF

lt3991idd#pbf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

lt3991idd#pbf鍙冩暩(sh霉)

  • 鏁�(sh霉)鎿�(j霉)鍒楄〃LT3991
  • 妯欐簴鍖呰121
  • 椤炲垾闆嗘垚闆昏矾 (IC)
  • 瀹跺涵PMIC - 绌�(w臎n)澹撳櫒 - DC DC 闁嬮棞(gu膩n)绌�(w臎n)澹撳櫒
  • 绯诲垪-
  • 椤炲瀷闄嶅锛堥檷澹擄級
  • 杓稿嚭椤炲瀷鍙(di脿o)寮�
  • 杓稿嚭鏁�(sh霉)1
  • 杓稿嚭闆诲1.19 V ~ 30 V
  • 杓稿叆闆诲4.3 V ~ 55 V
  • PWM 鍨�闆绘祦妯″紡锛屾贩鍚�
  • 闋荤巼 - 闁嬮棞(gu膩n)200kHz ~ 2MHz
  • 闆绘祦 - 杓稿嚭1.2A
  • 鍚屾鏁存祦鍣�鐒�
  • 宸ヤ綔婧害-40°C ~ 125°C
  • 瀹夎椤炲瀷琛ㄩ潰璨艰
  • 灏佽/澶栨10-WFDFN 瑁搁湶鐒婄洡
  • 鍖呰绠′欢
  • 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�10-DFN锛�3x3锛�