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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 > LM2990SX-5.0

LM2990SX-5.0 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/22 19:16:29 鏌ョ湅 闁辫畝锛�22

LM2990SX-5.0 鏄竴娆句綆鍔熻��銆侀珮鏁堢巼鐨勫浐瀹氳几鍑轰綆澹撳樊绶氭�х┅(w臎n)澹撳櫒锛圠DO锛�锛岀敱 Texas Instruments锛堝痉宸炲剙鍣級鐢熺敘(ch菐n)銆傝┎鍣ㄤ欢閲囩敤鍏堥�茬殑宸ヨ棟瑷�(sh猫)瑷�锛岃兘澶犲湪浣庤几鍏ラ浕澹撳拰澶ц矤杓夐浕娴佹浠朵笅鎻愪緵绌�(w臎n)瀹氱殑5V杓稿嚭闆诲銆傚叾瓒呬綆鐨勯潨鎱�(t脿i)闆绘祦浣垮叾闈炲父閬╁悎闆绘睜渚涢浕瑷�(sh猫)鍌欏拰鍏朵粬灏嶅姛鑰楁晱鎰熺殑鎳�(y墨ng)鐢ㄥ牬鏅�銆�
銆�銆�LM2990SX-5.0 鍏锋湁妤典綆鐨勫宸壒鎬�锛岃兘澶犱互鏈�灏忕殑杓稿叆杓稿嚭闆诲宸伐浣�锛屽緸鑰屾彁楂樼郴绲�(t菕ng)鏁堢巼骞跺欢闀烽浕姹犲＝鍛姐�傛澶�锛屽畠閭勫収(n猫i)缃簡澶氱ó淇濊鍔熻兘锛屽閬庢祦淇濊銆佺啽闂�(gu膩n)鏂风瓑锛岀⒑淇濆湪鐣板父鎯呮硜涓嬭姱鐗囩殑瀹夊叏閬嬭銆�

鍙冩暩(sh霉)

杓稿嚭闆诲锛�5.0V
銆�銆�杓稿叆闆诲鑼冨湇锛�4.75V 鑷� 18V
銆�銆�鏈�澶ц几鍑洪浕娴侊細150mA
銆�銆�鍏稿瀷澹撳樊锛�360mV锛堝湪150mA鏅傦級
銆�銆�闈滄厠(t脿i)闆绘祦锛�17uA
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛歍O-252 (DPAK)
銆�銆�闆绘簮绱嬫尝鎶戝埗姣旓細60dB锛�10Hz 鑷� 100kHz锛�

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LM2990SX-5.0 鎻愪緵浜嗚ū澶氬劒(y艒u)瓒婄殑鍔熻兘鍜屾�ц兘鐗归粸锛�
銆�銆�1. 瓒呬綆闈滄厠(t脿i)闆绘祦瑷�(sh猫)瑷堜娇鍏堕潪甯搁仼鍚堜究鏀滃紡瑷�(sh猫)鍌欏拰闆绘睜渚涢浕鎳�(y墨ng)鐢�銆�
銆�銆�2. 楂橀浕婧愭姂鍒舵瘮锛圥SRR锛夋湁鍔╀簬娓涘皯杓稿嚭闆诲涓殑鍣伈骞叉摼銆�
銆�銆�3. 鍏�(n猫i)缃殑閬庢祦淇濊鍜岀啽闂�(gu膩n)鏂锋鍒舵彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳�у拰瀹夊叏鎬�銆�
銆�銆�4. 妤典綆鐨勫宸壒鎬у厑瑷卞湪浣庤几鍏ラ浕澹撴浠朵笅瀵︾従(xi脿n)楂樻晥鍔熺巼杞�(zhu菐n)鎻涖��
銆�銆�5. 绌�(w臎n)瀹氭�у挤锛岀劇闇�澶栭儴瑁滃劅鍏冧欢鍗冲彲鍦ㄥ璨犺級鑼冨湇鍏�(n猫i)姝ｅ父宸ヤ綔銆�
銆�銆�6. 灏忓瀷灏佽瑷�(sh猫)瑷堢啊鍖栦簡PCB甯冨眬锛屽苟绡�(ji茅)鐪佷簡绌洪枔銆�
銆�銆�7. 鏀寔杓冨鐨勫伐浣滄韩搴﹁寖鍦嶏紝閬╂噳(y墨ng)鍚勭ó鐠�(hu谩n)澧冩浠朵笅鐨勬噳(y墨ng)鐢ㄩ渶姹�銆�

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LM2990SX-5.0 鐨勪富瑕佹噳(y墨ng)鐢ㄥ牬鏅寘鎷細
銆�銆�1. 渚挎敎寮忛浕瀛愯ō(sh猫)鍌�锛屽鎵嬫寔绲傜銆佺Щ鍕曢�氫俊瑷�(sh猫)鍌欑瓑銆�
銆�銆�2. 闆绘睜渚涢浕绯荤当(t菕ng)锛屼緥濡傜劇绶氬偝鎰熷櫒绡�(ji茅)榛�銆侀仩绋嬫帶鍒跺櫒绛�銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栬ō(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愭ā濉娿��
銆�銆�4. 娑堣不椤為浕瀛愮敘(ch菐n)鍝佷腑鐨勯煶闋婚浕璺緵闆�銆�
銆�銆�5. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑闇�瑕佷綆鍣伈闆绘簮鐨勫牬鍚堛��
銆�銆�6. 鐗╄伅(li谩n)缍�(w菐ng)锛圛oT锛夎ō(sh猫)鍌欎腑鐨勯浕婧愮鐞嗛儴鍒�銆�
銆�銆�7. 浠讳綍闇�瑕佺┅(w臎n)瀹�5V杓稿嚭涓斿皪鍔熻�楄姹傚毚鏍肩殑绯荤当(t菕ng)銆�

鏇夸唬鍨嬭櫉

LM2990IM5-5.0, LM2990IMPX-5.0, LM2990IDBZ-5.0

lm2990sx-5.0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

lm2990sx-5.0璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級

lm2990sx-5.0鍙冩暩(sh霉)

  • 鍒堕�犲晢National Semiconductor (TI)
  • 鏈�澶ц几鍏ラ浕澹�0.3 V
  • 杓稿嚭闆诲- 5 V
  • 鍥炲嫊闆诲锛堟渶澶у�硷級0.3 V at 100 mA, 1 V at 1A
  • 杓稿嚭闆绘祦1.8 A (Typ)
  • 璨犺級瑾�(di脿o)绡�(ji茅)40 mV
  • 杓稿嚭绔暩(sh霉)閲�1
  • 杓稿嚭椤炲瀷Fixed
  • 鏈�澶у伐浣滄韩搴�+ 125 C
  • 瀹夎棰�(f膿ng)鏍�SMD/SMT
  • 灏佽 / 绠遍珨TO-263
  • 绶氳矾瑾�(di脿o)鏁寸巼40 mV
  • 鏈�灏忓伐浣滄韩搴�- 40 C
  • 灏佽Reel
  • 宸ュ粻鍖呰鏁�(sh霉)閲�500
  • 闆诲瑾�(di脿o)绡�(ji茅)婧栫⒑搴�+/- 5 %