鏅傞枔锛�2025/5/6 12:40:36
闁辫畝锛�27
OPA2277鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓�娆鹃珮鎬ц兘銆侀洐閫氶亾閬嬬畻鏀惧ぇ鍣�銆傝┎閬嬫斁鍏锋湁浣庡櫔鑱层�佸甯跺鍜岄珮绮惧害鐨勭壒鎬�锛岄仼鍚堢敤浜庨渶瑕侀珮淇濈湡淇¤櫉铏曠悊鐨勬噳鐢ㄥ牬鏅�銆侽PA2277閲囩敤浜嗗厛閫茬殑浜掕閲戝爆姘у寲鐗╁崐灏庨珨锛圕MOS锛夋妧琛撳埗閫�锛岃兘澶犲湪鍠浕婧愭垨闆欓浕婧愭ā寮忎笅閬嬭锛屽唬娉涙噳鐢ㄤ簬闊抽牷瑷倷銆侀啱(y墨)鐧傚剙鍣�銆佸伐妤�(y猫)鎺у埗绛夐牁鍩熴��
渚涢浕闆诲锛毬�15V (鏈�澶у��30V)
銆�銆�甯跺锛�8MHz
銆�銆�杞夋彌閫熺巼锛�12V/渭s
銆�銆�杓稿叆鍋忕疆闆绘祦锛�1pA (鍏稿瀷鍊�)
銆�銆�杓稿叆澶辫闆诲锛�2mV (鏈�澶у��)
銆�銆�澧炵泭甯跺绌嶏細8MHz
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OIC-8, DIP-8
OPA2277鏄竴娆句綆鍣伈銆佷綆澶辩湡鐨勯洐閫氶亾閬嬬畻鏀惧ぇ鍣�銆�
銆�銆�鍏跺叿鏈夋サ浣庣殑杓稿叆鍋忕疆闆绘祦锛堝吀鍨嬪�肩偤1pA锛�锛岄�欎娇寰楀畠闈炲父閬╁悎浜庨珮闃绘姉鍌虫劅鍣ㄦ帴鍙ｆ噳鐢ㄣ��
銆�銆�瑭查亱鏀炬敮鎸佸寤ｇ殑渚涢浕闆诲鑼冨湇锛埪�5V鑷陈�15V锛�锛屽苟涓斿叿鍌欏嚭鑹茬殑浜ゆ祦鎬ц兘锛屽寘鎷�8MHz鐨勫鐩婂付瀵⿳鍜�12V/渭s鐨勮綁鎻涢�熺巼銆�
銆�銆�OPA2277鍦ㄦ韩搴︾┅(w臎n)瀹氭�ф柟闈㈣〃鐝�(xi脿n)鍑鸿壊锛岃兘澶犲湪寤ｆ硾鐨勬韩搴﹁寖鍦嶅収淇濇寔鎬ц兘涓�鑷存��銆�
銆�銆�姝ゅ锛屽叾杓稿嚭鑳藉鎿哄嫊鎺ヨ繎闆绘簮杌�锛屽緸鑰屾彁楂樹簡鍕曟厠(t脿i)鑼冨湇锛岄仼鐢ㄤ簬鍚勭ó绮惧瘑鍜岄珮閫熶俊铏熻檿鐞嗕换鍕�銆�
OPA2277鍥犲叾鍗撹秺鐨勬�ц兘鑰岃寤ｆ硾鎳夌敤浜庡绋牁鍩�銆�
銆�銆�鍦ㄩ煶闋昏ō鍌欎腑锛屽畠鍙互鐢ㄤ簬鍓嶇疆鏀惧ぇ鍣�銆佸潎琛″櫒浠ュ強鏈夋簮婵炬尝鍣ㄧ瓑闆昏矾銆�
銆�銆�鍦ㄩ啱(y墨)鐧傞浕瀛愰牁鍩�锛屼緥濡傚績闆诲湒姗熷拰瓒呰伈娉㈣ō鍌欎腑锛孫PA2277鍙彁渚涢珮绮惧害鐨勪俊铏熸斁澶у姛鑳�銆�
銆�銆�鍚屾檪锛屽畠涔熼仼鐢ㄤ簬宸ユキ(y猫)鑷嫊鍖栦腑鐨勬暩鎿氶噰闆嗙郴绲�(t菕ng)銆佹脯瑭︽脯閲忚ō鍌欎腑鐨勪俊铏熻鐞嗘ā濉婁互鍙婇�氫俊绯荤当(t菕ng)涓殑淇¤櫉铏曠悊鍠厓銆�
銆�銆�鐢变簬鍏朵綆鍣伈鍜岄珮绮惧害鐗归粸锛孫PA2277閭勫父鐢ㄤ簬鍏夐浕鎺㈡脯鍣ㄥ拰婵�鍏夋脯璺濆剙绛夐珮闈堟晱搴︽噳鐢ㄤ腑銆�
OPA227, OPA4227, AD827
