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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 > OPA1644

OPA1644 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 18:14:23 鏌ョ湅 闁辫畝锛�20

OPA1644 鏄竴娆句綆鍣伈銆侀珮绮惧害鐨勯亱(y霉n)绠楁斁澶у櫒锛岀敱 Texas Instruments锛堝痉宸炲剙鍣級鐢熺敘(ch菐n)銆傝┎鍣ㄤ欢閲囩敤灏忓瀷灏佽瑷�(sh猫)瑷�(j矛)锛岄仼鍚堢敤浜庨煶闋昏ō(sh猫)鍌欍�佹脯(c猫)瑭︽脯(c猫)閲�?j墨)x鍣ㄤ互鍙婄簿瀵嗕俊铏�(h脿o)瑾�(di脿o)鐞嗛浕璺瓑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鍚�銆傚畠鍏锋湁瓒呬綆澶辩湡鍜屾サ浣庣殑杓稿叆闆诲鍣伈鐗规�э紝闈炲父閬╁悎椹�(q奴)鍕�(d貌ng)楂樺垎杈ㄧ巼鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒鎴栧湪楂樻�ц兘闊抽牷绯荤当(t菕ng)涓娇鐢�銆�
銆�銆�OPA1644 鎻愪緵浜嗗嚭鑹茬殑鐩存祦鍜屼氦娴佹�ц兘锛岃兘澶犳豢(m菐n)瓒抽珮绔ā鎿俊铏�(h脿o)铏曠悊鐨勯渶姹�銆傚叾鐛�(d煤)鐗圭殑鏋舵(g貌u)浣垮叾鎴愮偤灏�(du矛)鍣伈鏁忔劅鐨勬噳(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�

鍙冩暩(sh霉)

渚涢浕闆诲锛毬�2.25V 鑷� 卤18V
銆�銆�甯跺锛�10MHz
銆�銆�澧炵泭甯跺绌嶏細10MHz
銆�銆�澹撴摵鐜囷細7V/渭s
銆�銆�杓稿叆鍋忕疆闆绘祦锛�3pA
銆�銆�杓稿叆闆诲鍣伈瀵嗗害锛�0.9nV/鈭欻z
銆�銆�杓稿嚭闆绘祦锛�35mA
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, VSSOP-8

鐗规��

OPA1644 鏄竴娆鹃珮鎬ц兘鐨勯亱(y霉n)绠楁斁澶у櫒锛屽叿鏈変互涓嬮’钁楃壒鎬э細
銆�銆�1. 瓒呬綆杓稿叆闆诲鍣伈鍜岄浕娴佸櫔鑱�锛屼娇寰楄┎鍣ㄤ欢闈炲父閬╁悎楂樹繚鐪熼煶闋诲拰鍏朵粬浣庡櫔鑱叉噳(y墨ng)鐢ㄣ��
銆�銆�2. 妤典綆鐨勭附璜ф尝澶辩湡鍔犲櫔鑱� (THD+N)锛岀⒑淇濆湪澶т俊铏�(h脿o)姊濅欢涓嬩篃鑳戒繚鎸佸嚭鑹茬殑绶�(xi脿n)鎬у害銆�
銆�銆�3. 瀵浕婧愰浕澹撹寖鍦嶆敮鎸佸绋緵闆婚厤缃�锛屽苟鍏峰倷鍗撹秺鐨勯浕婧愭姂鍒舵瘮 (PSRR)锛屽彲浠ユ湁鏁堟姷寰￠浕婧愭尝鍕�(d貌ng)鐨勫奖闊裤��
銆�銆�4. 杓稿嚭绱�(j铆)鑳藉鎻愪緵杓冨ぇ鐨勯浕娴佽兘鍔�锛屽悓鏅�(sh铆)鏀寔杌屽埌杌岃几鍑烘摵骞咃紝閬╂噳(y墨ng)鏇村唬娉涚殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�
銆�銆�5. 灏忓瀷灏佽鏈夊姪浜庣瘈(ji茅)鐪� PCB 绌洪枔锛屽悓鏅�(sh铆)淇濇寔鍎�(y艒u)鐣扮殑鐔辨�ц兘銆�

鎳�(y墨ng)鐢�

OPA1644 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 闊抽牷瑷�(sh猫)鍌欎腑鐨勫墠缃斁澶у櫒銆佽�虫(j墨)鏀惧ぇ鍣ㄥ強鏈夋簮婵炬尝鍣�銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)涓殑绶╂矕鏀惧ぇ鍣ㄥ拰澧炵泭绱�(j铆)銆�
銆�銆�3. 娓�(c猫)瑭﹁垏娓�(c猫)閲忚ō(sh猫)鍌欎腑鐨勪俊铏�(h脿o)瑾�(di脿o)鐞嗘ā濉�銆�
銆�銆�4. 閱�(y墨)鐧傛垚鍍忕郴绲�(t菕ng)鐨勪俊铏�(h脿o)閺堣矾閮ㄥ垎銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栦腑鐨勭簿瀵嗗偝鎰熷櫒鎺ュ彛鍜屼俊铏�(h脿o)鏀惧ぇ鐠�(hu谩n)绡�(ji茅)銆�
銆�銆�6. 閫氫俊闋�(l菒ng)鍩熺殑 IF 鏀惧ぇ鍜屼俊铏�(h脿o)澧炲挤(qi谩ng)銆�

鏇夸唬鍨嬭櫉(h脿o)

OPA1642, OPA2164

opa1644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�(ch菐ng)鍟�
  • 灏佽/鎵硅櫉(h脿o)
  • 瑭�(x煤n)鍍�(ji脿)

opa1644璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級