LT3045EMSE#TRPBF 鏅傞枔锛�2025/5/30 0:36:49 闁辫畝锛�12

LT3045 鏄竴娆鹃珮鎬ц兘銆佷綆鍣伈鐨勭窔鎬х┅(w臎n)澹撳櫒锛屽爆浜庡噷鍔涚埦鐗癸紙鐝�(xi脿n)鐐轰簽寰疯鍗婂皫(d菐o)楂�锛孉DI锛夊叕鍙� LDO 绯诲垪銆傝┎鍣ㄤ欢閲囩敤 20 寮曡叧 MSE 灏佽锛屽苟鍏锋湁瓒呬綆鍣伈鍜岄珮闆绘簮鎶戝埗姣� (PSRR) 鐨勭壒榛烇紝閬╁悎鐐哄皪鍣伈鏁忔劅鐨勬噳(y墨ng)鐢ㄤ緵闆�锛屼緥濡� RF 鍜屾暩(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涢浕璺€�
銆€銆€LT3045 鎻愪緵鍙(di脿o)杓稿嚭闆诲鍔熻兘锛屾敮鎸佸緸 0V 鍒� 36.5V 鐨勫杓稿叆闆诲鑼冨湇锛屽苟鍏锋湁 50mA 鐨勬渶澶ц几鍑洪浕娴佽兘鍔�銆傛澶�锛屽畠鍏�(n猫i)缃簡閬庣啽淇濊(h霉)鍜岄檺娴佸姛鑳斤紝纰轰繚鍦ㄧ暟甯告浠朵笅瀹夊叏閬嬭銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.8V - 20V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0V - 19.8V
銆€銆€鏈€澶ц几鍑洪浕娴侊細50mA
銆€銆€ dropout 闆诲锛�30mV锛堝吀鍨嬪€�锛孈5mA锛�
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽椤炲瀷锛歁SE-20
銆€銆€闈滄厠(t脿i)闆绘祦锛�2.5mA
銆€銆€杓稿嚭鍣伈闆诲锛�50uV rms锛�10Hz 鑷� 100kHz锛�

鐗规€�

LT3045 鍏锋湁浠ヤ笅涓昏鐗规€э細
銆€銆€1. 妤典綆鐨勮几鍑哄櫔鑱诧紝鍍呯偤 50uV rms锛岄仼鐢ㄤ簬瑕佹眰鑻涘埢鐨勪綆鍣伈鎳�(y墨ng)鐢�銆�
銆€銆€2. 楂� PSRR 鎬ц兘锛屽湪 1kHz 涓嬮仈(d谩)鍒� 74dB锛岃兘澶犳湁鏁堟姂鍒堕浕婧愬共鎿�銆�
銆€銆€3. 鍏�(n猫i)缃簿瀵嗗弮鑰冩簮锛屾彁渚� 2.5ppm/掳C 鐨勫吀鍨嬫韩搴︾郴鏁�(sh霉)銆�
銆€銆€4. 鍙€氶亷澶栭儴闆婚樆瑾�(di脿o)鏁磋几鍑洪浕澹�锛岄潏娲绘€ч珮銆�
銆€銆€5. 鏀寔闆绘祦闄愬埗鍜岄亷鐔变繚璀�(h霉)鍔熻兘锛屾彁楂樼郴绲�(t菕ng)鍙潬鎬�銆�
銆€銆€6. 瓒呬綆 dropout 闆诲锛岃兘澶犲湪浣庡宸浠朵笅楂樻晥宸ヤ綔銆�
銆€銆€7. 鎻愪緵绮炬簴(zh菙n)鐨勮几鍑洪浕娴侀檺鍒惰ō(sh猫)缃紝澧炲挤瑷�(sh猫)瑷堥潏娲绘€�銆�

鎳�(y墨ng)鐢�

LT3045 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇€瑕佷綆鍣伈闆绘簮鐨勫牬鏅細
銆€銆€1. RF 閫氫俊瑷�(sh猫)鍌欎腑鐨勬湰鍦伴浕婧愯(di脿o)绡€(ji茅)銆�
銆€銆€2. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)鍜� ADC/DAC 闆绘簮渚涙噳(y墨ng)銆�
銆€銆€3. 閱�(y墨)鐧傚剙鍣紝濡備究鏀滃紡瓒呰伈瑷�(sh猫)鍌欏拰蹇冮浕鍦栨(j墨)銆�
銆€銆€4. 娓│鑸囨脯閲忚ō(sh猫)鍌欎腑鐨勭簿瀵嗛浕婧愭ā濉�銆�
銆€銆€5. 鍏夊(xu茅)妯″鍜屾縺鍏夐﹨(q奴)鍕曞櫒绛夊皪闆绘簮璩�(zh矛)閲忚姹傝純楂樼殑闋�(l菒ng)鍩�銆�
銆€銆€6. 宸ユキ(y猫)鑷嫊鍖栧拰鎺у埗绯荤当(t菕ng)涓殑闂�(gu膩n)閸甸浕婧愰儴鍒�銆�
銆€銆€鐢变簬鍏跺嚭鑹茬殑浣庡櫔鑱插拰楂� PSRR 琛ㄧ従(xi脿n)锛孡T3045 鎴愮偤瑷卞楂樼鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�