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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 > LTC3728LXCUH#TR

LTC3728LXCUH#TR 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/4/27 13:49:03 鏌ョ湅 闁辫畝锛�22

LTC3728 鏄竴娆鹃洐杓稿嚭鍚屾闄嶅鍨� DC/DC 鎺у埗鍣�锛屽皥(zhu膩n)鐐洪珮鏁堢巼銆侀珮鎬ц兘鐨勯浕婧愭噳(y墨ng)鐢ㄨ�岃ō(sh猫)瑷�(j矛)銆傝┎鍣ㄤ欢鑳藉椹�(q奴)鍕�(d貌ng)鍏ㄤ簰瑁�(b菙)寮� N 婧濋亾 MOSFET 鍔熺巼绱�(j铆)锛屽苟鏀寔鍙法绋嬬殑鎭掑畾灏�(d菐o)閫氭檪(sh铆)闁� (COT) 鎺у埗鐠�(hu谩n)璺�锛屼互瀵�(sh铆)鐝�(xi脿n)蹇�熺灛鎱�(t脿i)闊挎噳(y墨ng)鍜岀啊(ji菐n)鍠(b菙)鍎�銆侺TC3728 鎻愪緵鍏╁��(g猫)鐛�(d煤)绔嬬殑杓稿嚭閫氶亾锛屽彲浠ラ厤缃偤澶氱ó宸ヤ綔妯″紡锛屼緥濡備氦閷�(cu貌)妯″紡浠ラ檷浣庤几鍏ョ磱娉㈤浕娴�锛屾垨鑰呭苟鑱�(li谩n)妯″紡浠ユ彁楂樺柈鍊�(g猫)杓稿嚭鐨勫姛鐜囪兘鍔�銆�
銆�銆�鍏� LXCUH#TR 灏佽鐗堟湰閲囩敤浜嗚�愮啽澧炲挤(qi谩ng)鍨� 4mm x 5mm QFN-28 灏佽锛岄仼鐢ㄤ簬绶婃箠鍨嬭ō(sh猫)瑷�(j矛)銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V 鑷� 38V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� 5.5V锛堟瘡璺几鍑猴級
銆�銆�闁�(k膩i)闂�(gu膩n)闋荤巼鑼冨湇锛�100kHz 鑷� 900kHz
銆�銆�鏈�澶у崰绌烘瘮锛�97%
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�� 6渭A
銆�銆�鍟熷嫊(d貌ng)闆绘祦锛氬吀鍨嬪�� 28渭A
銆�銆�灏佽椤�(l猫i)鍨嬶細QFN-28
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C

鐗规��

LTC3728 鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 鍙法绋� COT 鎺у埗鐠�(hu谩n)璺�锛屾敮鎸佸揩閫熺灛鎱�(t脿i)闊挎噳(y墨ng)鍜岀啊(ji菐n)鍠殑澶栭儴瑁�(b菙)鍎熺恫(w菐ng)绲�(lu貌)銆�
銆�銆�2. 鏀寔鍏╄矾鐛�(d煤)绔嬭几鍑�锛岄仼鍚堝杌岄浕婧愭噳(y墨ng)鐢�銆�
銆�銆�3. 鍏�(n猫i)缃煹妤甸﹨(q奴)鍕�(d貌ng)鍣�锛岃兘澶犵洿鎺ラ﹨(q奴)鍕�(d貌ng)澶ч浕娴� N 婧濋亾 MOSFET銆�
銆�銆�4. 鏀寔鍙(di脿o)杌熷暉鍕�(d貌ng)鍔熻兘锛岄槻姝笂闆绘檪(sh铆)鐨勬氮娑岄浕娴併��
銆�銆�5. 鎻愪緵绮炬簴(zh菙n)鐨勪娇鑳藉紩鑵抽柧鍊煎拰 PowerGood 杓稿嚭淇¤櫉(h脿o)銆�
銆�銆�6. 闆嗘垚淇濊(h霉)鍔熻兘锛屽寘鎷亷(gu貌)娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岄亷(gu貌)婧棞(gu膩n)鏂蜂繚璀�(h霉)銆�
銆�銆�7. 鏀寔澶氱ó宸ヤ綔妯″紡锛屽寮�(qi谩ng)鍒堕�ｇ簩(x霉)妯″紡銆佽剤娌栬烦韬嶆ā寮忔垨绐佺櫦(f膩)妯″紡鎿嶄綔锛屼互鍎�(y艒u)鍖栬紩杓夋晥鐜�銆�
銆�銆�8. 宸ヤ綔闋荤巼鍙�氶亷(gu貌)澶栭儴闆婚樆鍣ㄨō(sh猫)缃�锛屼篃鍙垏澶栭儴鏅�(sh铆)閻樺悓姝ャ��

鎳�(y墨ng)鐢�

LTC3728 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮鏁堝杓稿嚭闆绘簮瑙ｆ焙鏂规鐨勯牁(l菒ng)鍩�锛屽寘鎷細
銆�銆�1. 閫氫俊瑷�(sh猫)鍌欎腑鐨勫垎甯冨紡闆绘簮鏋舵(g貌u)銆�
銆�銆�2. 涓枔绺界窔杞�(zhu菐n)鎻涘櫒锛岀敤浜庡皣楂樺绺界窔杞�(zhu菐n)鎻涚偤杓冧綆鐨勪腑闁撻浕澹�銆�
銆�銆�3. 缍�(w菐ng)绲�(lu貌)鍩虹(ch菙)瑷�(sh猫)鏂借ō(sh猫)鍌欙紝濡傝矾鐢卞櫒銆佷氦鎻涙(j墨)鍜屽熀绔欍��
銆�銆�4. 宸ユキ(y猫)鎺у埗鍜岃嚜鍕�(d貌ng)鍖栫郴绲�(t菕ng)銆�
銆�銆�5. 鏁�(sh霉)鎿�(j霉)涓績鏈嶅嫏(w霉)鍣ㄥ拰瀛樺劜(ch菙)绯荤当(t菕ng)銆�
銆�銆�6. 閱�(y墨)鐧傚剙鍣ㄥ拰娓�(c猫)瑭︽脯(c猫)閲忚ō(sh猫)鍌欍��
銆�銆�7. 姹借粖(ch膿)闆诲瓙绯荤当(t菕ng)涓殑杓斿姪闆绘簮妯″銆�

鏇夸唬鍨嬭櫉(h脿o)

LTC3728IMSE#TRPBF,LTC3728EMS8#TRPBF

ltc3728lxcuh#tr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㈠児(ji脿)

ltc3728lxcuh#tr鍙冩暩(sh霉)

  • 妯�(bi膩o)婧�(zh菙n)鍖呰2,500
  • 椤�(l猫i)鍒�闆嗘垚闆昏矾 (IC)
  • 瀹跺涵PMIC - 绌�(w臎n)澹撳櫒 - DC DC 鍒囨彌鎺у埗鍣�
  • 绯诲垪PolyPhase®
  • PWM 鍨�闆绘祦妯″紡
  • 杓稿嚭鏁�(sh霉)2
  • 闋荤巼 - 鏈�澶�590kHz
  • 鍗犵┖姣�99.4%
  • 闆绘簮闆诲4.5 V ~ 28 V
  • 闄嶅鏄�
  • 鍗囧鐒�(w煤)
  • 鍥炴巸鐒�(w煤)
  • 鍙嶇浉鐒�(w煤)
  • 鍊嶅鍣�鐒�(w煤)
  • 闄ゆ硶鍣�鐒�(w煤)
  • Cuk鐒�(w煤)
  • 闅旈洟鐒�(w煤)
  • 宸ヤ綔婧害0°C ~ 85°C
  • 灏佽/澶栨32-WFQFN 瑁搁湶鐒婄洡(p谩n)
  • 鍖呰甯跺嵎 (TR)