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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 > LP38690

LP38690 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 13:38:31 鏌ョ湅 闁辫畝锛�24

LP38690鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夌敓鐢�(ch菐n)鐨勪綆鍣伈銆侀珮绮惧害绶氭�х┅(w臎n)澹撳櫒銆傝┎鍣ㄤ欢灏堢偤闇�瑕佺┅(w臎n)瀹氳几鍑洪浕澹撳拰浣庡姛鑰楃殑鎳�(y墨ng)鐢ㄨ�岃ō(sh猫)瑷�(j矛)锛岃兘澶犳彁渚涢珮閬�(d谩)300mA鐨勬寔绾�(x霉)杓稿嚭闆绘祦銆�
銆�銆�LP38690閲囩敤鍏堥��(j矛n)鐨凜MOS宸ヨ棟鍒堕��锛屽叿鍌欏嚭鑹茬殑绶氳矾鍜岃矤(f霉)杓夎(di脿o)绡�(ji茅)鑳藉姏锛屽悓鏅�(sh铆)鍦ㄥ杓稿叆闆诲鑼冨湇鍏�(n猫i)淇濇寔妤典綆鐨勯潨鎱�(t脿i)闆绘祦娑堣��銆傚叾灏佽褰㈠紡灏忓阀锛岄仼鍚堢┖闁撳彈闄愮殑瑷�(sh猫)瑷�(j矛)鍫�(ch菐ng)鏅�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.7V - 5.5V
銆�銆�杓稿嚭闆诲鑼冨湇锛�1.2V - 3.3V
銆�銆�杓稿嚭闆绘祦锛�300mA
銆�銆�闈滄厠(t脿i)闆绘祦锛�25渭A
銆�銆�澹撳樊闆诲锛�280mV锛堝吀鍨嬪��锛屽湪Iout=300mA鏅�(sh铆)锛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛歋OT-23-5, X2SON-6

鐗规��

LP38690鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 楂樼簿搴﹁几鍑洪浕澹撹(di脿o)绡�(ji茅)锛岃宸皬浜幝�1%銆�
銆�銆�2. 鍏�(n猫i)缃煭璺繚璀�(h霉)鍜岄亷(gu貌)婧棞(gu膩n)鏂峰姛鑳斤紝纰轰繚鑺墖瀹夊叏閬�(y霉n)琛�銆�
銆�銆�3. 妤典綆鐨勮几鍑哄櫔鑱�锛屽吀鍨嬪�肩偤20渭VRMS锛岄仼鐢ㄤ簬灏�(du矛)闆绘簮璩�(zh矛)閲忚姹傝純楂樼殑鎳�(y墨ng)鐢�銆�
銆�銆�4. 蹇�熺灛鎱�(t脿i)闊挎噳(y墨ng)锛岄仼鍚堝嫊(d貌ng)鎱�(t脿i)璨�(f霉)杓夋浠朵笅鐨勬噳(y墨ng)鐢�銆�
銆�銆�5. 灏忓瀷灏佽閬搁爡(xi脿ng)锛岀瘈(ji茅)鐪丳CB绌洪枔銆�
銆�銆�6. 鏀寔闄剁摲闆诲绌�(w臎n)瀹氭��锛岀劇(w煤)闇�椤嶅鐨勫閮ㄧ祫浠惰(b菙)鍎熴��
銆�銆�7. 鍦ㄨ紩杓夋浠朵笅浠嶇劧淇濇寔楂樻晥鐜�锛屽欢闀�(zh菐ng)闆绘睜渚涢浕瑷�(sh猫)鍌欑殑浣跨敤澹藉懡銆�

鎳�(y墨ng)鐢�

LP38690寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó渚挎敎寮忓拰闆绘睜渚涢浕瑷�(sh猫)鍌欎腑锛屽寘鎷細
銆�銆�1. 绉诲嫊(d貌ng)闆昏┍鍜屽叾浠栨墜鎸侀浕瀛愯ō(sh猫)鍌�銆�
銆�銆�2. 渚挎敎寮忛煶闋诲拰瑕栭牷鎾斁鍣ㄣ��
銆�銆�3. 鐒�(w煤)绶氬偝鎰熷櫒妯″鍜岀墿鑱�(li谩n)缍�(w菐ng)锛圛oT锛夌祩绔�銆�
銆�銆�4. 鍙┛鎴磋ō(sh猫)鍌欙紝濡傛櫤鑳芥墜琛ㄥ拰鍋ヨ韩杩借工鍣�銆�
銆�銆�5. 閱�(y墨)鐧傞浕瀛愯ō(sh猫)鍌�锛屼緥濡傝绯栧剙鎴栬剤鎼忚姘у剙銆�
銆�銆�鐢变簬鍏朵綆鍔熻�楃壒鎬у拰绌�(w臎n)瀹氱殑杓稿嚭鎬ц兘锛孡P38690闈炲父閬╁悎灏�(du矛)鑳芥晥鍜屽彲闈犳�ф湁杓冮珮瑕佹眰鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�

鏇夸唬鍨嬭櫉(h脿o)

TPS7A4700, LD1117, LM1117

lp38690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)

lp38690璩囨枡 鏇村>

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