RT8549LGQW 鏅傞枔锛�2025/4/29 14:32:12 闁辫畝锛�35

RT8549LGQW鏄竴娆剧敱Richtek锛堢珛閿滅鎶€锛夋帹鍑虹殑楂樻晥鍚屾鏁存祦闄嶅杞�(zhu菐n)鎻涘櫒銆傝┎鑺墖闆嗘垚浜嗛珮鍋�(c猫)鍜屼綆鍋�(c猫)鍔熺巼MOSFET锛岃兘澶犲湪瀵几鍏ラ浕澹撹寖鍦嶅収(n猫i)鎻愪緵绌�(w臎n)瀹氱殑杓稿嚭闆诲銆傚叾鍏�(n猫i)缃殑鎭掑畾灏�(d菐o)閫氭檪闁擄紙COT锛夋帶鍒舵ā寮忎娇寰楃郴绲�(t菕ng)鑳藉蹇€熼熆鎳�(y墨ng)璨犺級璁婂寲锛屽悓鏅備繚鎸佽壇濂界殑绌�(w臎n)瀹氭€с€�
銆€銆€RT8549LGQW鏀寔楂橀仈3A鐨勯€ｇ簩(x霉)杓稿嚭闆绘祦锛屽苟鍏锋湁杓冧綆鐨勯棞(gu膩n)鏂烽浕娴佸拰寰呮闆绘祦鐗规€�锛岄仼鐢ㄤ簬渚挎敎寮忚ō(sh猫)鍌欏拰鍏朵粬灏嶆晥鐜囪姹傝純楂樼殑杓稿叆闆诲鑼冨湇锛�2.7V~6V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.6V~VIN
銆€銆€鏈€澶ц几鍑洪浕娴侊細3A
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�1MHz
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C~+85掳C
銆€銆€灏佽3x3mm)
銆€銆€闂�(gu膩n)鏂烽浕娴侊細1渭A
銆€銆€PSRR锛�1kHz锛夛細50dB
銆€銆€璨犺級瑾�(di脿o)鏁寸巼锛毬�1%
銆€銆€绶氭€ц(di脿o)鏁寸巼锛毬�1%

鐗规€�

RT8549LGQW閲囩敤鎭掑畾灏�(d菐o)閫氭檪闁擄紙COT锛夋帶鍒舵灦妲�(g貌u)锛岃兘澶�?q奴)宕縁(xi脿n)蹇€熺灛鎱�(t脿i)闊挎噳(y墨ng)骞剁啊鍖栫挵(hu谩n)璺鍎熻ō(sh猫)瑷堛€�
銆€銆€瑭茶姱鐗囧叿鍌欓€愬懆鏈熼浕娴侀檺鍒朵繚璀峰姛鑳�锛屽彲闃叉閬庤級姊濅欢涓�?li谩n)p澹炲櫒浠�銆�
銆€銆€鍦ㄨ紩杓夋浠朵笅锛孯T8549LGQW鏈冭嚜鍕曢€插叆鑴堟矕璺宠簫妯″紡锛圥FM锛夛紝浠ユ彁鍗囨晥鐜�銆�
銆€銆€鍏跺収(n猫i)閮ㄩ泦鎴愯粺鍟熷嫊闆昏矾锛屾湁鏁堥檷浣庢氮娑岄浕娴佸皪绯荤当(t菕ng)鐨勬矕鎿�銆�
銆€銆€姝ゅ锛岄倓鎻愪緵浜嗘瑺澹撻帠瀹氾紙UVLO锛�銆佺啽闂�(gu膩n)鏂风瓑澶氶噸淇濊姗熷埗锛岀⒑淇濊姱鐗囧湪鐣板父宸ユ硜涓嬬殑瀹夊叏閬嬭銆�

鎳�(y墨ng)鐢�

RT8549LGQW寤ｆ硾鎳�(y墨ng)鐢ㄤ簬娑堣不椤為浕瀛愮敘(ch菐n)鍝佷腑锛屽鏅鸿兘鎵嬫銆佸钩鏉块浕鑵�銆佷究鏀滃紡澶氬獟楂旀挱鏀惧櫒绛夐渶瑕侀珮鏁堥浕婧愮鐞嗘柟妗堢殑鍫存櫙銆�
銆€銆€瀹冧篃鍙敤浜庣劇绶氶€氫俊妯″渚涢浕銆侀浕姹犱緵闆昏ō(sh猫)鍌欎互鍙奤SB鎺ュ彛渚涢浕鐨勫瑷�(sh猫)鐢�(ch菐n)鍝�銆�
銆€銆€鐢变簬鍏跺皬灏哄灏佽鍜岄珮鏁堢巼鐗归粸锛岀壒鍒ラ仼鍚堢┖闁撳彈闄愪笖灏嶅姛鑰楁晱鎰熺殑鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�