鏅傞枔锛�2025/4/30 12:02:50
闁辫畝锛�34
TPS54494 鏄竴娆剧敱寰峰窞鍎�鍣� (TI) 鎻愪緵鐨勯珮鏁堝悓姝ラ檷澹撹綁(zhu菐n)鎻涘櫒锛岄噰鐢� 20 寮曡叧 HotRod QFN 灏佽銆傝┎鍣ㄤ欢鍏�(n猫i)缃簡楂樼鍜屼綆绔姛鐜� MOSFET锛岃兘澶犲湪 4.5V 鑷� 60V 鐨勫杓稿叆闆诲鑼冨湇鍏�(n猫i)宸ヤ綔锛屽苟鎻愪緵楂橀仈 4A 鐨勯�ｇ簩(x霉)杓稿嚭闆绘祦銆俆PS54494 闆嗘垚浜嗗绋繚璀峰姛鑳�锛屽閬庢祦淇濊銆佺煭璺繚璀峰拰閬庢韩闂�(gu膩n)鏂风瓑锛屼娇鍏堕潪甯搁仼鍚堜簬宸ユキ(y猫)銆佹苯杌婂拰閫氫俊鎳夌敤涓殑闆绘簮绠＄悊瑙ｆ焙鏂规銆�
銆�銆�TPS54494 鐨勯枊闂�(gu膩n)闋荤巼鍙互閫氶亷澶栭儴闆婚樆閫茶绶ㄧ▼锛屽緸鑰屽厑瑷辫ō瑷堜汉鍝℃牴鎿�(j霉)鍏烽珨闇�姹傚劒(y艒u)鍖栨晥鐜囧拰鍏冧欢灏哄銆傛澶�锛屽叾 D-CAP3 鎺у埗妯″紡鎻愪緵浜嗗揩閫熺灛鎱�(t脿i)闊挎噳鍜岄珮绌�(w臎n)瀹氭�э紝鐒￠渶鐠�(hu谩n)璺鍎�銆�
杓稿叆闆诲鑼冨湇锛�4.5V - 60V
銆�銆�杓稿嚭闆绘祦锛�4A
銆�銆�闁嬮棞(gu膩n)闋荤巼鑼冨湇锛�200kHz - 2.2MHz锛堝彲瑾�(di脿o)锛�
銆�銆�灏佽锛�20 寮曡叧 HotRod QFN
銆�銆�鎺у埗妯″紡锛欴-CAP3 妯″紡
銆�銆�鏈�灏忓皫閫氭檪闁擄細75ns
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�鍏稿瀷闈滄厠(t脿i)闆绘祦锛�260渭A
TPS54494 鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 瀵几鍏ラ浕澹撹寖鍦�锛屾敮鎸佸緸闆绘睜渚涢浕鍒伴珮澹撳伐妤�(y猫)闆绘簮鐨勬噳鐢�銆�
銆�銆�2. 鍏�(n猫i)缃姛鐜� MOSFET锛屾笡灏戝閮ㄥ厓浠舵暩(sh霉)閲忓苟绨″寲瑷▓閬庣▼銆�
銆�銆�3. 鏀寔楂橀仈 4A 鐨勯�ｇ簩(x霉)杓稿嚭闆绘祦锛屾豢瓒抽珮鎬ц兘绯荤当(t菕ng)鐨勯渶姹�銆�
銆�銆�4. D-CAP3 鎺у埗妯″紡鎻愪緵蹇�熺灛鎱�(t脿i)闊挎噳锛岀劇闇�寰╅洔鐨勭挵(hu谩n)璺鍎熼浕璺��
銆�銆�5. 鍙法绋嬮枊闂�(gu膩n)闋荤巼锛岄潏娲婚仼鎳夊悇绋噳鐢ㄥ牬鏅�銆�
銆�銆�6. 澶氱ó淇濊鍔熻兘锛屽寘鎷亷娴佷繚璀枫�佺煭璺繚璀峰拰閬庢韩闂�(gu膩n)鏂风瓑锛岀⒑淇濈郴绲�(t菕ng)鍙潬閬嬭銆�
銆�銆�7. 灏忓瀷鍖栧皝瑁濆拰楂樻晥鐜囪ō瑷�锛岄仼鐢ㄤ簬绌洪枔鍙楅檺鍜屽皪鏁ｇ啽瑕佹眰杓冮珮鐨勫牬鍚�銆�
TPS54494 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 宸ユキ(y猫)鑷嫊鍖栬ō鍌欎腑鐨勯浕婧愭ā濉娿��
銆�銆�2. 閫氫俊鍩虹瑷柦锛屼緥濡傝矾鐢卞櫒銆佷氦鎻涙鍜屽熀绔�銆�
銆�銆�3. 姹借粖闆诲瓙绯荤当(t菕ng)锛屽寘鎷俊鎭妯傜郴绲�(t菕ng)鍜岃紨鍔╅椐涚郴绲�(t菕ng)銆�
銆�銆�4. LED 椹�(q奴)鍕曞櫒鍜屽浐鎱�(t脿i)鐓ф槑瑙ｆ焙鏂规銆�
銆�銆�5. 渚挎敎寮忚ō鍌欏拰闆绘睜渚涢浕绯荤当(t菕ng)鐨勯珮鏁堥浕婧愯綁(zhu菐n)鎻涖��
銆�銆�6. 鏁�(sh霉)鎿�(j霉)閲囬泦鍜屼俊铏熻檿鐞嗙郴绲�(t菕ng)涓殑绌�(w臎n)澹撻浕婧愪緵鎳夈��
TPS54394, TPS54424, LM25119
