鏅傞枔锛�2025/4/28 20:09:48
闁辫畝锛�33
TPS74401RGWT 鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夌敓鐢㈢殑浣庡宸窔鎬х┅(w臎n)澹撳櫒锛圠DO锛夈�傝┎鍣ㄤ欢閲囩敤寰瀷灏佽锛岄仼鍚堢┖闁撳彈闄愮殑鎳夌敤銆傚畠鍏锋湁浣庨潨鎱�(t脿i)闆绘祦鍜岄珮闆绘簮鎶戝埗姣旓紙PSRR锛�锛岄潪甯搁仼鍚堜究鏀滃紡瑷倷鍜屽皪鍣伈鏁忔劅鐨勯浕璺�銆傞�欐 LDO 鏀寔 2.3V 鑷� 5.5V 鐨勮几鍏ラ浕澹撹寖鍦�锛屽苟鑳芥彁渚涚┅(w臎n)瀹氱殑 300mA 杓稿嚭闆绘祦銆�
銆�銆�TPS74401RGWT 閭勫収缃簡閬庢祦淇濊銆侀亷鐔遍棞鏂峰姛鑳斤紝寰炶�岀⒑淇濆湪鐣板父姊濅欢涓嬭姱鐗囩殑瀹夊叏閬嬭銆傚叾鍏稿瀷鎳夌敤鍖呮嫭闆绘睜渚涢浕瑷倷銆侀煶闋昏ō鍌欎互鍙婂皠闋绘ā濉婄瓑銆�
杓稿叆闆诲鑼冨湇锛�2.3V - 5.5V
銆�銆�杓稿嚭闆绘祦锛�300mA
銆�銆�闈滄厠(t脿i)闆绘祦锛�26uA锛堝吀鍨嬪�硷級
銆�銆� dropout 闆诲锛�280mV锛園300mA锛�
銆�銆� PSRR锛�69dB锛園1kHz锛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛歐SON-6 (1.5mm x 1.5mm)
銆�銆�杓稿嚭闆诲閬搁爡锛�1.2V, 1.5V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V, 5.0V
TPS74401RGWT 鍏锋湁浠ヤ笅闂滈嵉鐗规�э細
銆�銆�1. 妤典綆鐨勯潨鎱�(t脿i)闆绘祦瑷▓浣垮叾闈炲父閬╁悎浣庡姛鑰楁噳鐢�銆�
銆�銆�2. 楂� PSRR 鎬ц兘鍙互鏈夋晥闄嶄綆杓稿嚭绔殑鍣伈骞叉摼锛岄仼鐢ㄤ簬灏嶉浕婧愯唱閲忚姹傝純楂樼殑鍫存櫙銆�
銆�銆�3. 灏忓瀷 WSON-6 灏佽绡�(ji茅)鐪� PCB 绌洪枔锛屼究浜庡皬鍨嬪寲鐢㈠搧瑷▓銆�
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TPS74401RGWT 甯歌鐨勬噳鐢ㄩ牁鍩熷寘鎷細
銆�銆�1. 渚挎敎寮忛浕瀛愯ō鍌�锛屼緥濡傛櫤鑳芥墜姗�銆佸钩鏉块浕鑵﹀拰鍙┛鎴磋ō鍌欍��
銆�銆�2. 娑堣不椤為浕瀛愮敘鍝佷腑鐨勯煶闋绘斁澶у櫒鍜岀劇绶氭ā濉婁緵闆�銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栫郴绲变腑鐨勫偝鎰熷櫒鎺ュ彛渚涢浕銆�
銆�銆�4. RF 鍜岄�氫俊瑷倷涓渶瑕佸共鍑堥浕婧愮殑鎳夌敤銆�
銆�銆�5. 閱�(y墨)鐧傝ō鍌欙紝濡傝绯栧剙鍜屽叾浠栨墜鎸佸紡瑷烘柗宸ュ叿銆�
銆�銆�鐢变簬鍏朵綆鍔熻�楃壒鎬у拰灏忓昂瀵稿皝瑁�锛孴PS74401RGWT 鍦ㄩ渶瑕侀珮鏁堜笖绶婃箠闆绘簮瑙ｆ焙鏂规鐨勮ō瑷堜腑琛ㄧ従鍑鸿壊銆�
TPS7A4401, LM2940, AP2112K
