鏅傞枔锛�2025/5/6 13:01:51
闁辫畝锛�28
OPA842鏄竴娆鹃珮鎬ц兘銆佷綆鍣伈銆佸甯跺鐨勯亱绠楁斁澶у櫒锛岀敱寰峰窞鍎�鍣紙TI锛夌敓鐢�(ch菐n)銆傚畠鍏锋湁妤甸珮鐨勫鐩婂付瀵⿳鍜屽揩閫熺殑澹撴摵鐜�锛岄潪甯搁仼鍚堢敤浜庨珮閫熶俊铏熻檿鐞嗗拰绮惧瘑娓噺绛夋噳鐢ㄥ牬鍚�銆�
銆�銆�OPA842閲囩敤浜嗗厛閫茬殑BiFET宸ヨ棟锛岃兘澶犲湪淇濇寔浣庡け鐪熺殑鍚屾檪鎻愪緵楂樿几鍑洪浕娴侀﹨鍕曡兘鍔�銆傛澶栵紝瀹冮倓鍏锋湁鍠浕婧愭垨闆欓浕婧愭搷浣滅殑闈堟椿鎬�锛屼究浜庡湪鍚勭ó绯荤当(t菕ng)涓娇鐢ㄣ��
渚涢浕闆诲锛毬�2.5V鑷陈�15V
銆�銆�澧炵泭甯跺绌嶏細260MHz
銆�銆�澹撴摵鐜囷細260V/渭s
銆�銆�杓稿叆鍋忕疆闆绘祦锛�10nA
銆�銆�杓稿叆澶辫(di脿o)闆诲锛�0.3mV
銆�銆�闆绘簮闆绘祦锛�7mA
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
OPA842鍏锋湁浠ヤ笅椤憲鐗规�э細
銆�銆�1. 楂樺鐩婂付瀵⿳锛�260MHz锛岃兘澶犳敮鎸侀珮闋讳俊铏熺殑鎳夌敤銆�
銆�銆�2. 蹇�熷鎿虹巼锛�260V/渭s锛岀⒑淇濅簡灏嶅揩閫熻畩鍖栦俊铏熺殑鑹ソ闊挎噳銆�
銆�銆�3. 浣庤几鍏ュ亸缃浕娴侊細10nA锛岄仼鍚堥珮闃绘姉婧愮殑淇¤櫉瑾�(di脿o)鐞�銆�
銆�銆�4. 浣庤几鍏ュけ瑾�(di脿o)闆诲锛�0.3mV锛屼繚璀変簡鍦ㄧ簿瀵嗘脯閲忎腑鐨勬簴纰烘�с��
銆�銆�5. 鍠浕婧愭垨闆欓浕婧愭搷浣滐細鍏煎澶氱ó渚涢浕鐠�(hu谩n)澧�锛屽寮蜂簡瑷▓闈堟椿鎬с��
銆�銆�6. 瀵韩搴﹁寖鍦嶏細寰�-40掳C鍒�+125掳C锛岄仼鐢ㄤ簬宸ユキ(y猫)绱氬強鏇磋嫑鍒荤殑鐠�(hu谩n)澧冩浠�銆�
銆�銆�7. 绌�(w臎n)瀹氭�ц壇濂斤細鍗充娇鍦ㄩ噸璨犺級涓嬩篃鑳戒繚鎸佺┅(w臎n)瀹氱殑鎬ц兘銆�
OPA842鍥犲叾鍗撹秺鐨勬�ц兘琚唬娉涙噳鐢ㄤ簬浠ヤ笅闋樺煙锛�
銆�銆�1. 楂橀�熸暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛�
銆�銆� - A/D杞夋彌鍣ㄩ﹨鍕曞櫒
銆�銆� - 閬嬬畻鏀惧ぇ鍣ㄧ珐娌栧櫒
銆�銆�2. 瑕栭牷淇¤櫉铏曠悊锛�
銆�銆� - 瑕栭牷婵炬尝鍣�
銆�銆� - 瑕栭牷绶氳矾椹呭嫊鍣�
銆�銆�3. 閫氫俊瑷倷锛�
銆�銆� - 涓牷淇¤櫉鏀惧ぇ
銆�銆� - 灏勯牷鍓嶇淇¤櫉瑾�(di脿o)鐞�
銆�銆�4. 宸ユキ(y猫)鑷嫊鍖栵細
銆�銆� - 鏁�(sh霉)鎿�(j霉)閲囬泦妯″
銆�銆� - 鍌虫劅鍣ㄤ俊铏熸斁澶�
銆�銆�5. 娓│鑸囨脯閲忥細
銆�銆� - 绀烘尝鍣ㄥ墠绔斁澶�
銆�銆� - 绮惧瘑鍎�琛ㄦ斁澶�
OPA847, OPA690, ADA4898
