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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > TPS40057

TPS40057 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/6 12:09:22 鏌ョ湅 闁辫畝锛�25

TPS40057 鏄竴娆鹃珮鏁�銆佸悓姝ラ檷澹� DC/DC 鎺у埗鍣紝灏堢偤闇�瑕侀珮鏁堢巼鍜岄珮鎬ц兘鐨勯浕婧愭噳(y墨ng)鐢ㄨ�岃ō(sh猫)瑷�銆傝┎鑺墖鑳藉椹�(q奴)鍕曞ぇ闆绘祦璨�(f霉)杓�锛屽苟閫氶亷鑴堝瑾�(di脿o)鍒讹紙PWM锛夋帶鍒跺鐝�(xi脿n)绌�(w臎n)瀹氱殑闆诲杓稿嚭銆傚畠鏀寔杓冨鐨勮几鍏ラ浕澹撹寖鍦嶏紝閬╃敤浜庡伐妤�(y猫)銆侀�氫俊浠ュ強娑堣不椤為浕瀛愯ō(sh猫)鍌欎腑鐨勯浕婧愮鐞嗚В姹烘柟妗堛��
銆�銆�TPS40057 鍏峰倷蹇�熺灛鎱�(t脿i)闊挎噳(y墨ng)鑳藉姏锛屽彲浠ラ仼鎳�(y墨ng)鍕曟厠(t脿i)璨�(f霉)杓夎畩鍖栧牬鏅�傛澶�锛屽叾鍏�(n猫i)閮ㄩ泦鎴愪簡澶氱ó淇濊(h霉)鍔熻兘锛屽閬庢祦淇濊(h霉)銆佺煭璺繚璀�(h霉)鍜岄亷婧繚璀�(h霉)锛屽緸鑰屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳�у拰绌�(w臎n)瀹氭��銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V - 28V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V - 24V锛堝彲瑾�(di脿o)绡�(ji茅)锛�
銆�銆�闁嬮棞(gu膩n)闋荤巼锛�200kHz - 1MHz锛堝彲绶ㄧ▼锛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�鏈�澶у崰绌烘瘮锛�97%
銆�銆�鍟熷嫊闆诲锛�3V
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�� 1.3mA
銆�銆�淇濊(h霉)鍔熻兘锛氶亷娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)銆侀亷婧繚璀�(h霉)

鐗规��

TPS40057 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 鍚屾鏁存祦瑷�(sh猫)瑷堜互瀵︾従(xi脿n)楂樻晥鐜�銆�
銆�銆�2. 鏀寔澶栭儴瑁�(b菙)鍎燂紝渚夸簬鍎�(y艒u)鍖栫挵(hu谩n)璺┅(w臎n)瀹氭��銆�
銆�銆�3. 鍙法绋嬮枊闂�(gu膩n)闋荤巼鍏佽ū闈堟椿閬告搰闆绘劅鍜岄浕瀹圭祫浠�銆�
銆�銆�4. 蹇�熺灛鎱�(t脿i)闊挎噳(y墨ng)鎬ц兘锛岄仼鍚堣檿鐞嗗京(f霉)闆滆矤(f霉)杓夋浠�銆�
銆�銆�5. 鍏�(n猫i)缃粺鍟熷嫊鍔熻兘锛屾笡灏戝暉鍕曟檪鐨勬矕鎿婇浕娴併��
銆�銆�6. 鎻愪緵绮剧⒑鐨勪娇鑳藉紩鑵虫帶鍒�锛屾柟渚跨郴绲�(t菕ng)闆绘簮搴忓垪绠＄悊銆�
銆�銆�7. 灏忓昂瀵稿皝瑁濓紙SOIC-8 鎴� MSOP-10锛�锛岀瘈(ji茅)鐪丳CB绌洪枔銆�
銆�銆�8. 闆嗘垚鍏ㄩ潰鐨勪繚璀�(h霉)姗�(j墨)鍒朵互澧炲挤(qi谩ng)鍙潬鎬с��

鎳�(y墨ng)鐢�

TPS40057 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 閫氫俊瑷�(sh猫)鍌欎腑鐨勪腑闁撶附绶氳綁(zhu菐n)鎻涘櫒銆�
銆�銆�2. 宸ユキ(y猫)鑷嫊鍖栨帶鍒剁郴绲�(t菕ng)涓殑闆绘簮妯″銆�
銆�銆�3. 閱�(y墨)鐧傚剙鍣ㄤ腑鐨勯珮鏁堥浕婧愪緵鎳�(y墨ng)銆�
銆�銆�4. 娑堣不椤為浕瀛愮敘(ch菐n)鍝侊紝濡傜瓎瑷樻湰闆昏叇閬╅厤鍣ㄥ拰娓告埐姗�(j墨)渚涢浕銆�
銆�銆�5. 鏁�(sh霉)鎿�(j霉)瀛樺劜绯荤当(t菕ng)涓殑绌�(w臎n)瀹氶浕澹撹几鍑洪渶姹傘��
銆�銆�6. LED 椹�(q奴)鍕曢浕璺互鍙婂叾浠栭渶瑕侀檷澹撹綁(zhu菐n)鎻涚殑鎳�(y墨ng)鐢ㄥ牬鏅�銆�

鏇夸唬鍨嬭櫉

TPS40056, TPS40058

tps40057鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉
  • 瑭㈠児

tps40057璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級