LT3009ESC8 鏅傞枔锛�2025/5/28 13:53:16 闁辫畝锛�14

LT3009 鏄竴娆剧敱 Analog Devices锛堜簽寰疯鍗婂皫(d菐o)楂旓級鐢熺敘(ch菐n)鐨勪綆鍣伈銆佷綆澹撳樊绶氭€х┅(w臎n)澹撳櫒锛圠DO锛�銆傝┎鍣ㄤ欢鍏锋湁鍑鸿壊鐨勯浕婧愭姂鍒舵瘮锛圥SRR锛夊拰闈炲父浣庣殑杓稿嚭鍣伈锛岄潪甯搁仼鍚堢偤灏嶅櫔鑱叉晱鎰熺殑鎳�(y墨ng)鐢ㄤ緵闆�锛屼緥濡傚皠闋婚浕璺�銆佹暩(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒鍜屽叾浠栫簿瀵嗘ā鎿浕璺€侺T3009 鏀寔 1.8V 鑷� 5.5V 鐨勮几鍏ラ浕澹撹寖鍦�锛屽苟鎻愪緵鍥哄畾杓稿嚭闆诲鐗堟湰锛堝 1.2V銆�1.5V銆�1.8V銆�2.5V銆�2.8V銆�3.0V 鍜� 3.3V锛夈€傛澶�锛屽叾灏佽褰㈠紡鍖呮嫭 ESC-8 鍜屽叾浠栧皬鍨嬪皝瑁濋伕闋�锛屼究浜庡湪绌洪枔鍙楅檺鐨勮ō(sh猫)瑷堜腑浣跨敤銆�
銆€銆€LT3009 鐨勬渶澶ц几鍑洪浕娴佺偤 150mA锛屽苟涓斿叿鍌欑煭璺繚璀峰拰閬庣啽淇濊鍔熻兘锛屽緸鑰屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳€�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.8V 鑷� 5.5V
銆€銆€杓稿嚭闆诲鑼冨湇锛氬浐瀹氱増鏈紙1.2V銆�1.5V銆�1.8V銆�2.5V銆�2.8V銆�3.0V銆�3.3V锛�
銆€銆€鏈€澶ц几鍑洪浕娴侊細150mA
銆€銆€鎺ュ湴闆绘祦锛�27uA锛堝吀鍨嬪€硷級
銆€銆€浣庡宸細230mV锛堝吀鍨嬪€�锛屽湪 150mA 璨犺級涓嬶級
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� 125掳C
銆€銆€灏佽褰㈠紡锛欵SC-8 绛�

鐗规€�

1. 妤典綆鐨勮几鍑哄櫔鑱诧紙鍍呯偤 20uV RMS锛�锛岄仼鍚堝皪鍣伈鏁忔劅鐨勯浕璺噳(y墨ng)鐢�銆�
銆€銆€2. 楂橀浕婧愭姂鍒舵瘮锛圥SRR锛�锛屽湪 1kHz 涓嬮珮閬� 70dB锛岃兘澶犳湁鏁堟姂鍒堕浕婧愪腑鐨勫櫔鑱插共鎿�銆�
銆€銆€3. 浣庡宸€ц兘锛堝吀鍨嬪€肩偤 230mV锛�锛屾湁鍔╀簬鎻愰珮鏁堢巼骞跺欢闀烽浕姹犱緵闆昏ō(sh猫)鍌欑殑閬嬭鏅傞枔銆�
銆€銆€4. 鍏�(n猫i)缃煭璺繚璀峰拰閬庣啽淇濊鍔熻兘锛屽寮风郴绲�(t菕ng)绌�(w臎n)瀹氭€с€�
銆€銆€5. 寰瀷灏佽锛堝 ESC-8锛�锛岀瘈(ji茅)鐪佸嵃鍒烽浕璺澘绌洪枔锛岄仼鍚堜究鏀滃紡瑷�(sh猫)鍌�銆�
銆€銆€6. 瀵几鍏ラ浕澹撹寖鍦嶏紙1.8V 鑷� 5.5V锛�锛屽吋瀹瑰绋浕婧愬牬鏅�銆�
銆€銆€7. 瓒呬綆闈滄厠(t脿i)闆绘祦锛�27uA 鍏稿瀷鍊硷級锛岄€蹭竴姝ュ劒(y艒u)鍖栧姛鑰楄〃鐝�(xi脿n)銆�
銆€銆€8. 绌�(w臎n)瀹氭€ч珮锛屽儏闇€涓€鍊� 1uF 鐨勫皬鍨嬮櫠鐡烽浕瀹瑰嵆鍙鐝�(xi脿n)杓稿嚭绌�(w臎n)瀹�銆�

鎳�(y墨ng)鐢�

LT3009 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇€瑕佷綆鍣伈鍜岄珮 PSRR 鐨勫牬鏅�锛屽叿楂斿寘鎷細
銆€銆€1. 渚挎敎寮忛浕瀛愯ō(sh猫)鍌�锛屼緥濡傛櫤鑳芥墜姗熴€佸钩鏉块浕鑵�銆佸彲绌挎埓瑷�(sh猫)鍌欑瓑銆�
銆€銆€2. 灏勯牷妯″渚涢浕锛岀⒑淇濅俊铏熻唱(zh矛)閲忎笉鍙楅浕婧愬櫔鑱插奖闊裤€�
銆€銆€3. 鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒锛圓DC/DAC锛変緵闆�锛屾笡灏戦噺鍖栬宸€�
銆€銆€4. 绮惧瘑鍌虫劅鍣ㄩ浕璺�锛屼緥濡傞啱(y墨)鐧傚剙鍣ㄦ垨宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌�銆�
銆€銆€5. 闆绘睜渚涢浕瑷�(sh猫)鍌�锛屽埄鐢ㄥ叾浣庡宸拰浣庨潨鎱�(t脿i)闆绘祦鐗规€у欢闀风簩(x霉)鑸檪闁�銆�
銆€銆€6. 閫氫俊绯荤当(t菕ng)涓殑浣庡櫔鑱查浕婧愯ō(sh猫)瑷�锛屾彁鍗囦俊鍣瘮銆�