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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 > LR7805

LR7805 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/29 16:51:47 鏌ョ湅 闁辫畝锛�16

LR7805鏄竴娆惧熀浜嶤MOS鎶�琛�(sh霉)鐨勪綆澹撳樊绶氭�х┅(w臎n)澹撳櫒锛圠DO锛夛紝鑳藉鎻愪緵绌�(w臎n)瀹氱殑5V杓稿嚭闆诲銆傝┎鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬渚挎敎寮忚ō(sh猫)鍌欏拰浣庡姛鑰楃郴绲�(t菕ng)涓�锛屽叾瑷�(sh猫)瑷�(j矛)鐩(bi膩o)鏄偤闇�瑕佺┅(w臎n)瀹氶浕婧愮殑鎳�(y墨ng)鐢ㄦ彁渚涢珮鏁堢殑瑙ｆ焙鏂规銆侺R7805鍏锋湁杓冧綆鐨勯潨鎱�(t脿i)闆绘祦鍜岃純楂樼殑绱嬫尝鎶戝埗姣旓紝鑳藉鍦ㄥ悇绋矤(f霉)杓夋浠朵笅淇濇寔鑹ソ鐨勬�ц兘銆�
銆�銆�LR7805鐨勪富瑕佺壒榛�(di菐n)鏄啊(ji菐n)鍠槗鐢�銆佸鍦嶉浕璺皯浠ュ強鍑鸿壊鐨勭啽绌�(w臎n)瀹氭��銆傛澶栵紝瀹冮倓鍏�(n猫i)缃簡閬�(gu貌)娴佷繚璀�(h霉)鍜岄亷(gu貌)婧繚璀�(h霉)鍔熻兘锛岀⒑淇濆湪鐣板父鎯呮硜涓嬩笉鏈�(hu矛)灏�(du矛)绯荤当(t菕ng)閫犳垚鎼嶅銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.7V-13.2V
銆�銆�杓稿嚭闆诲锛�5V
銆�銆�鏈�澶ц几鍑洪浕娴侊細150mA
銆�銆�闈滄厠(t脿i)闆绘祦锛�5uA锛堝吀鍨嬪�硷級
銆�銆� dropout闆诲锛�1.4V锛堝吀鍨嬪��锛孖out=100mA锛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40鈩� 鑷� +85鈩�
銆�銆�灏佽褰㈠紡锛歍O-220, SOT-223

鐗规��

1. LR7805閲囩敤浜嗗厛閫�(j矛n)鐨凜MOS宸ヨ棟锛屽緸鑰屽(sh铆)鐝�(xi脿n)浜嗘サ浣庣殑闈滄厠(t脿i)闆绘祦锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌�銆�
銆�銆�2. 鍏锋湁鑹ソ鐨勭窔璺(di脿o)鏁寸巼鍜岃矤(f霉)杓夎(di脿o)鏁寸巼锛岀⒑淇濆湪鍚勭ó杓稿叆闆诲鍜岃矤(f霉)杓夋浠朵笅鐨勭┅(w臎n)瀹氳几鍑�銆�
銆�銆�3. 鍏�(n猫i)缃亷(gu貌)娴佷繚璀�(h霉)鍜岄亷(gu貌)婧繚璀�(h霉)鍔熻兘锛屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳��銆�
銆�銆�4. 杓冧綆鐨刣ropout闆诲浣垮緱瑭茶姱鐗囪兘澶犲湪杓稿叆闆诲鎺ヨ繎杓稿嚭闆诲鐨勬儏娉佷笅姝ｅ父宸ヤ綔銆�
銆�銆�5. 鏀寔澶氱ó灏佽褰㈠紡锛屼究浜庢牴鎿�(j霉)瀵�(sh铆)闅涙噳(y墨ng)鐢ㄩ伕鎿囧悎閬╃殑灏佽椤炲瀷銆�
銆�銆�6. 杓稿嚭闆诲鐒�(w煤)闇�鐗瑰垾鐨凟SR瑕佹眰锛岀啊(ji菐n)鍖栦簡瑷�(sh猫)瑷�(j矛)娴佺▼骞堕檷浣庝簡鎴愭湰銆�

鎳�(y墨ng)鐢�

LR7805閬╃敤浜庨渶瑕佺┅(w臎n)瀹�5V闆绘簮杓稿嚭鐨勫悇绋牬(ch菐ng)鏅�锛屽寘鎷絾涓嶉檺浜庝互涓嬫噳(y墨ng)鐢細
銆�銆�1. 渚挎敎寮忛浕瀛愮敘(ch菐n)鍝�锛屽鎵嬫寔瑷�(sh猫)鍌�銆佺Щ鍕�(d貌ng)闆绘簮绛�銆�
銆�銆�2. 寰帶鍒跺櫒渚涢浕锛屽挨鍏堕仼鐢ㄤ簬閭ｄ簺灏�(du矛)鍔熻�楁晱鎰熺殑鎳�(y墨ng)鐢�銆�
銆�銆�3. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝佷腑鐨勮紨鍔╅浕婧愭ā濉�銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勪綆鍔熻�楀瓙绯荤当(t菕ng)銆�
銆�銆�5. 閫氫俊瑷�(sh猫)鍌欎腑鐨勫倷鐢ㄩ浕婧愰儴鍒�銆�
銆�銆�鐢变簬鍏朵綆鍔熻�楀拰绌�(w臎n)瀹氭��锛孡R7805鍦ㄩ�欎簺闋�(l菒ng)鍩熶腑琛ㄧ従(xi脿n)鍑鸿壊銆�

鏇夸唬鍨嬭櫉(h脿o)

LM7805, MC7805, KA7805

lr7805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)