杓稿叆闆诲�撹寖鍦嶏��4.5V 鑷� 28V
銆�銆�杓稿嚭闆绘祦锛�3A
銆�銆�闁嬮棞(gu膩n)闋荤巼锛�500kHz 鎴� 1MHz
銆�銆�宸ヤ綔婧�搴﹁寖鍦嶏��-40掳C 鑷� +125掳C
銆�銆�灏佽�濆舰寮忥細HTSSOP (PW) 16 寮曡叧
銆�銆�鏈�澶у崰绌烘瘮锛�94%
銆�銆�鍟熷嫊(d貌ng)闆绘祦锛氬吀鍨嬪�� 70uA
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�� 2.3mA

TPS54357閲囩敤鍚屾�ユ暣娴佹妧琛�(sh霉)浠ュ��(sh铆)鐝�(xi脿n)楂樻晥鐜囷紝鍚屾檪(sh铆)鍏跺収(n猫i)閮ㄩ泦鎴愪簡楂樼��鍜屼綆绔�鍔熺巼MOSFET锛屽緸鑰屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲忓苟绨�(ji菐n)鍖栦簡瑷�(sh猫)瑷�(j矛)閬�(gu貌)绋嬨��
銆�銆�鍣ㄤ欢鏀�鎸佸彲绶ㄧ▼杌熷暉鍕�(d貌ng)鍔熻兘锛岄伩鍏嶄簡涓婇浕鏅�(sh铆)鐨勬氮娑岄浕娴佸晱(w猫n)椤�銆傞倓鍏峰倷閬�(gu貌)婧�淇濊��(h霉)銆佺煭璺�淇濊��(h霉)鍜岄亷(gu貌)娴佷繚璀�(h霉)绛夊�氶噸淇濊��(h霉)姗�(j墨)鍒�锛岀⒑淇濆湪鐣板父鎯呮硜涓嬩粛鑳藉畨鍏ㄩ亱(y霉n)琛屻��
銆�銆�TPS54357鐨勮几鍑洪浕澹撳彲閫氶亷(gu貌)澶栭儴闆婚樆鍒嗗�撳櫒閫�(j矛n)琛岃��(di脿o)绡�(ji茅)锛岄潏娲绘�ч珮锛岄仼鎳�(y墨ng)澶氱ó涓嶅悓鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�
銆�銆�鐢变簬鍏剁穵婀婄殑灏佽�濆拰杓冨皯鐨勫�栧湇鍏冧欢闇�姹�锛孴PS54357闈炲父閬╁悎鐢ㄤ簬绌洪枔鍙楅檺鐨勮ō(sh猫)瑷�(j矛)鐠�(hu谩n)澧冿紝渚嬪�備究鏀滃紡瑷�(sh猫)鍌�銆佸垎甯冨紡闆绘簮绯荤当(t菕ng)浠ュ強鍚勭ó宓屽叆寮忔噳(y墨ng)鐢ㄤ腑銆�

TPS54357寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮鏁�銆佺穵婀婂瀷闆绘簮瑙ｆ焙鏂规�堢殑鍫�(ch菐ng)鍚�锛屽寘鎷�浣嗕笉闄愪簬锛�
銆�銆�1. 宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌�锛屽�侾LC銆佹暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆�銆�2. 姹借粖闆诲瓙锛屽�備俊鎭�濞涙▊(l猫)绯荤当(t菕ng)銆佸皫(d菐o)鑸�妯″��銆佸偝鎰熷櫒渚涢浕銆�
銆�銆�3. 閫氫俊瑷�(sh猫)鍌�锛屽�傚熀绔欍�佽矾鐢卞櫒鍜屼氦鎻涙��(j墨)鐨勫瓙绯荤当(t菕ng)渚涢浕銆�
銆�銆�濡傛墦鍗版��(j墨)銆佹巸鎻忓剙鍜屽叾浠栧�栬��(sh猫)銆�
銆�銆�5. 闆绘睜渚涢浕瑷�(sh猫)鍌�锛屽�傜Щ鍕�(d貌ng)闆绘簮銆佹墜鎸佺祩绔�绛�銆�
銆�銆�瀹冩啈鍊熼珮鏁堢巼銆侀珮鍙�闈犳�у拰绨�(ji菐n)鍠�鏄撶敤鐨勭壒榛�(di菐n)锛屽湪鐪惧�氶��(l菒ng)鍩熼兘寰楀埌浜嗗唬娉涙噳(y墨ng)鐢�銆�

TPS54360, TPS54302, LM25119