杓稿叆闆诲�撹寖鍦嶏��4.5V - 36V
銆�銆�杓稿嚭闆诲�撹寖鍦嶏��0.8V 鑷宠几鍏ラ浕澹撶殑 90%
銆�銆�闁�(k膩i)闂�(gu膩n)闋荤巼锛�500kHz
銆�銆�鏈�澶ц几鍑洪浕娴侊細2A
銆�銆�宸ヤ綔婧�搴﹁寖鍦嶏��-40掳C 鑷� +125掳C
銆�銆�灏佽�濋�炲瀷锛歁SOP-8
銆�銆�鎺у埗妯″紡锛氶浕娴佹ā寮忔帶鍒�
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�� 2.5mA
銆�銆�鍟熷嫊(d貌ng)鏅�(sh铆)闁擄細鍏稿瀷鍊� 3ms
銆�銆�鏈�灏� ON 鏅�(sh铆)闁擄細70ns

TPS5420 鎻愪緵浜嗗�氱ó鍔熻兘浠ュ�炲挤(qi谩ng)鍏剁┅(w臎n)瀹氭�у拰闈堟椿鎬э細
銆�銆�1. 鍏�(n猫i)缃�瑁�(b菙)鍎熷姛鑳界啊(ji菐n)鍖栦簡澶栭儴绲勪欢鐨勯伕鎿囧拰瑷�(sh猫)瑷�(j矛)閬�(gu貌)绋�銆�
銆�銆�2. 闆嗘垚鐨勯珮鍋�(c猫)鍜屼綆鍋�(c猫) MOSFET 娓涘皯浜嗗�栭儴鍏冧欢鏁�(sh霉)閲忓苟鎻愰珮浜嗘暣楂旀晥鐜囥��
銆�銆�3. 鏀�鎸佽粺鍟熷��(d貌ng)鍔熻兘锛屽彲浠ラ槻姝㈡氮娑岄浕娴佸皪(du矛)绯荤当(t菕ng)鐨勫奖闊裤��
銆�銆�4. 鎻愪緵閬�(gu貌)娴佷繚璀�(h霉)銆佺煭璺�淇濊��(h霉)鍜岄亷(gu貌)婧�淇濊��(h霉)绛夊�氶噸淇濊��(h霉)姗�(j墨)鍒�锛岀⒑淇濊姱鐗囧湪鐣板父姊濅欢涓嬩篃鑳藉畨鍏ㄩ亱(y霉n)琛�銆�
銆�銆�5. 宸ヤ綔闋荤巼鍥哄畾鐐� 500kHz锛屾湁鍔╀簬鍎�(y艒u)鍖栨烤娉㈠櫒瑷�(sh猫)瑷�(j矛)鍜岄檷浣庨浕纾佸共鎿� (EMI)銆�
銆�銆�6. 鏀�鎸佷娇鑳藉紩鑵� (EN)锛屽厑瑷辩敤鎴堕�氶亷(gu貌)閭忚集淇¤櫉(h脿o)鎺у埗鍣ㄤ欢鐨勯枊(k膩i)鍟熻垏闂�(gu膩n)闁�锛屽緸鑰屽��(sh铆)鐝�(xi脿n)鏇撮潏娲荤殑闆绘簮绠＄悊鏂规��銆�

TPS5420 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó闇�瑕侀珮鏁堥檷澹撹綁(zhu菐n)鎻涚殑鍫�(ch菐ng)鍚堬紝鍖呮嫭浣嗕笉闄愪簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 渚挎敎寮忚ō(sh猫)鍌欏�傜瓎瑷樻湰闆昏��銆佸钩鏉块浕鑵﹀拰鍏朵粬鎵嬫寔闆诲瓙瑷�(sh猫)鍌欑殑闆绘簮閬╅厤銆�
銆�銆�2. 宸ユキ(y猫)鑷�鍕�(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勫偝鎰熷櫒渚涢浕鍜屼俊铏�(h脿o)瑾�(di脿o)绡�(ji茅)妯″��銆�
銆�銆�3. 缍�(w菐ng)绲�(lu貌)閫氫俊瑷�(sh猫)鍌欙紝渚嬪�傝矾鐢卞��銆佷氦鎻涙��(j墨)鍜屽熀绔欑殑杓斿姪闆绘簮閮ㄥ垎銆�
銆�銆�4. 姹借粖闆诲瓙绯荤当(t菕ng)涓�鐨勯潪闂�(gu膩n)閸佃矤(f霉)杓変緵闆伙紝濡備俊鎭�濞涙��(l猫)绯荤当(t菕ng)鎴�?q奴)楔绐朾缃�銆�
銆�銆�5. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑灏�(du矛)楂旂�嶅拰鏁堢巼瑕佹眰杓冮珮鐨勯浕婧愬柈鍏�銆�
銆�銆�6. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝�锛屽�傛��(sh霉)纰肩浉姗�(j墨)銆佹父鎴叉帶鍒跺櫒绛�銆�

TPS5420DDCR, TPS5420DRCR