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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(f猫i)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 > OPA340

OPA340 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 11:57:03 鏌ョ湅 闁辫畝锛�25

OPA340鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓�娆句綆鍔熻��銆侀珮绮惧害閬�(y霉n)绠楁斁澶у櫒銆傚畠閲囩敤CMOS宸ヨ棟鍒堕��锛屽叿鍌欐サ浣庣殑鍋忕疆闆绘祦鍜屼綆鍣伈鐗规�э紝闈炲父閬╁悎鍦ㄩ浕姹犱緵闆昏ō(sh猫)鍌欏拰楂樼簿搴︿俊铏熻(di脿o)鐞嗘噳(y墨ng)鐢�40鍏锋湁杌屽埌杌岃几鍏ヨ几鍑鸿兘鍔�锛岃兘澶犳敮鎸佽純瀵殑闆绘簮闆诲鑼冨湇锛�2.7V鑷�5.5V锛�锛屽緸鑰屼娇鍏堕仼鐢ㄤ簬澶氱ó渚挎敎寮忓拰宸ユキ(y猫)鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧�銆傛澶栵紝瑭查亱(y霉n)鏀鹃倓闆嗘垚浜嗙啽闂�(gu膩n)鏂蜂繚璀�(h霉)鍔熻兘浠ラ槻姝㈣姱鐗囬亷鐔辨悕澹�銆�

鍙冩暩(sh霉)

闆绘簮闆诲锛�2.7V~5.5V
銆�銆�甯跺锛�1.8MHz
銆�銆�澹撴摵鐜囷細0.8V/us
銆�銆�杓稿叆鍋忕疆闆绘祦锛�5pA
銆�銆�杓稿叆澶辫(di脿o)闆诲锛�150uV
銆�銆�鍔熻�楋細姣忓��(g猫)鏀惧ぇ鍣ㄥ吀鍨嬪�肩偤390uA
銆�銆�鍏辨ā鎶戝埗姣旓紙CMRR锛夛細105dB
銆�銆�闆绘簮鎶戝埗姣旓紙PSRR锛夛細100dB

鐗规��

OPA340鍏锋湁闈炲父浣庣殑杓稿叆鍋忕疆闆绘祦锛堝儏5pA锛�锛岄�欎娇寰楀畠闈炲父閬╁悎楂橀樆鎶楀偝鎰熷櫒鎺ュ彛鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆�銆�鍏惰秴浣庡櫔鑱茶ō(sh猫)瑷�(j矛)锛�10kHz鏅�(sh铆)闆诲鍣伈鍍呯偤7nV/鈭欻z锛夊彲纰轰繚淇¤櫉閺堜腑鐨勭磾鍑堝害锛屼笉鏈冨紩鍏ラ亷澶氬共鎿�銆�
銆�銆�杌屽埌杌岃几鍏ヨ几鍑虹壒鎬ц畵OPA340鑳藉鍦ㄦ帴杩戦浕婧愯粚鐨勪俊铏熻寖鍦嶅収(n猫i)姝ｅ父宸ヤ綔锛屾彁渚涙洿澶х殑鍕曟厠(t脿i)鑼冨湇銆�
銆�銆�姝ゅ锛岄�欐鍣ㄤ欢鐨勫伐浣滄韩搴﹁寖鍦嶅唬娉�锛屾兜钃�-40掳C鑷�+125掳C锛屾豢瓒冲伐妤�(y猫)绱氬拰姹借粖绱氭噳(y墨ng)鐢ㄩ渶姹�銆�
銆�銆�OPA340閭勬敮鎸佸柈闆绘簮鎴栭洐闆绘簮閰嶇疆锛岄潏娲绘�ч珮銆�

鎳�(y墨ng)鐢�

OPA340寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕佷綆鍔熻�楀拰楂樼簿搴︾壒鎬х殑鍫村悎锛屽渚挎敎寮忛啱(y墨)鐧傝ō(sh猫)鍌欙紙琛�澹撹▓(j矛)銆佽绯栧剙绛夛級銆佹秷璨�(f猫i)椤為浕瀛愮敘(ch菐n)鍝侊紙闊抽牷铏曠悊妯″銆佽�虫(j墨)鏀惧ぇ鍣ㄧ瓑锛�銆佸伐妤�(y猫)鑷嫊鍖栨帶鍒讹紙鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆佸偝鎰熷櫒淇¤櫉瑾�(di脿o)鐞嗛浕璺瓑锛�銆�
銆�銆�鍚屾檪(sh铆)锛屽畠涔熼潪甯搁仼鍚堢敤浣滃厜闆讳簩妤电璺ㄩ樆鏀惧ぇ鍣�銆侀浕姗嬫斁澶у櫒浠ュ強閫氱敤灏忎俊铏熸斁澶у櫒绛夊牬鏅�銆�

鏇夸唬鍨嬭櫉

OPA341, OPA342, OPA344

opa340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(ji脿)

opa340璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級