741运放,如何调零?最好电路图示谢谢 UA741运放调零电路是怎样的呀?还有调完零之后直接把调零电...
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(a) (b)
图2.H-1 741型运算放大器的封装图
调零脚为1脚和5脚
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绛旓細銆1銆戦渶瑕佹帴涓涓10K鐨勭數浣嶅櫒璋冮浂銆傜數浣嶅櫒涓ょ鎺ヨ繍鏀剧殑涓や釜璋冮浂绔紝婊戝姩娈垫帴璐熺數婧愩傝皟闆舵甯稿悗瑕佷竴鐩翠娇鐢紝涓昏鏄洿娴佹紓绉伙紝鎵浠ヤ氦娴佹斁澶ф病闂銆備笉鐢ㄦ牎闆躲傘2銆戞斁澶у櫒鏄兘鎶婅緭鍏ヨ鍙风殑鐢靛帇鎴栧姛鐜囨斁澶х殑瑁呯疆锛岀敱鐢靛瓙绠℃垨鏅朵綋绠°佺數婧愬彉鍘嬪櫒鍜屽叾浠栫數鍣ㄥ厓浠剁粍鎴愩傜敤鍦ㄩ氳銆佸箍鎾侀浄杈俱佺數瑙嗐佽嚜鍔ㄦ帶鍒剁瓑...
绛旓細2011-06-19 741杩愭斁,濡備綍璋冮浂?鏈濂界數璺鍥剧ず璋㈣阿 20 2008-11-08 璇烽棶LM741杩愭斁鐢佃矾鍐呴儴鐢佃矾鏄崟杩愭斁鍚 9 2014-09-09 缁濆鍊肩數璺,LM741杩愮畻鏀惧ぇ 2010-02-26 鍗曡繍鏀綩P07涓嶭M741鐨勮缁嗗尯鍒 23 2016-08-02 鍦∕ULTISIM杞欢涓,鍒╃敤LM741璁捐涓涓繃闆舵瘮杈冨櫒,... 1 2017-04-23 鎮ㄥソ,璇烽棶,杩愭斁UA741CN...
绛旓細闇瑕佹帴涓涓10K鐨勭數浣嶅櫒璋冮浂銆傜數浣嶅櫒涓ょ鎺ヨ繍鏀剧殑涓や釜璋冮浂绔紝婊戝姩娈垫帴璐熺數婧愩傝皟闆舵甯稿悗瑕佷竴鐩翠娇鐢紝涓嶅彲浠ユ媶闄ゃ
绛旓細宸垎鏀惧ぇ鍣ㄩ氬父閲囩敤涓茶仈鏂规硶鍜屽苟鑱旀柟娉曟潵璋冮浂銆傚浘(a)鏄覆鑱旇皟闆讹紝鍥(b)銆(c)鏄苟鑱旇皟闆讹紝鍏朵腑鍥(b)涓鸿憲鍚嶇殑741杩愭斁閲囩敤锛岃繛鍚(鍥(c)锛岄兘鎽樿嚜浜庛婃ā鎷熺數瀛愭妧鏈(鍏冨姘)娓呭崕澶у鍑虹増绀2013銆備覆鑱旇皟闆朵細褰卞搷CMRR鍙婄數鍘嬫斁澶у嶆暟锛岃屼笖涓嶈鏂紑銆傚苟鑱旇皟闆朵笉褰卞搷CMRR鍙婄數鍘嬫斁澶у嶆暟锛岃屼笖鍙互鏂紑銆傚儚741...
绛旓細鏈変簺杩愭斁鏈変笓闂ㄧ殑杈撳叆澶辫皟鐢靛帇璋冮浂鑴氾紝濡侺M741鐨1鑴氬拰5鑴氾紝鍦ㄩ渶瑕佺殑鏃跺欏彲浠ュ澶辫皟鐢靛帇杩涜璋冮浂锛瀹為檯鐢佃矾濡備笅鍥俱備絾鏄鏋滈浂浣嶈宸笉鏄潵鑷繍鏀捐屾槸鏉ヨ嚜浜庝俊鍙锋湰韬紝閭d箞绠鍗曠殑鍚岀浉鏀惧ぇ鐢佃矾鏄病娉曡皟闆剁殑锛屼綘鍙互鎶婂畠鏀规垚鍔犳硶鍣ㄧ殑褰㈠紡澧炲姞涓璺瀬鎬х浉鍙嶇殑灏忎俊鍙疯緭鍏ユ潵鎶垫秷鎺変俊鍙风殑闆朵綅璇樊銆
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