鏅傞枔锛�2025/5/10 9:02:15
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RT9819F-27GVL 鏄竴娆剧敱 Richtek锛堢珛閷＄鎶�锛夎ō瑷堢殑楂樻晥鑳�銆佷綆鍔熻�楀悓姝ユ暣娴侀檷澹撳瀷 DC-DC 杞夋彌鍣ㄨ姱鐗�銆傝┎鑺墖闆嗘垚浜嗕笂涓嬫⿱ MOSFET锛岃兘澶犳彁渚涢珮閬� 3A 鐨勬寔绾�(x霉)杓稿嚭闆绘祦锛屽苟鏀寔寰� 2.7V 鍒� 5.5V 鐨勫杓稿叆闆诲鑼冨湇銆俁T9819F 绯诲垪浠ュ叾楂樿綁鎻涙晥鐜囧拰灏忓昂瀵稿皝瑁濈壒鎬ц�岃仦鍚�锛岄潪甯搁仼鍚堜究鏀滃紡瑷倷鍜岀┖闁撳彈闄愮殑鎳夌敤鍫存櫙銆�
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杓稿叆闆诲鑼冨湇锛�2.7V 鑷� 5.5V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� VIN
銆�銆�鏈�澶ц几鍑洪浕娴侊細3A
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銆�銆�宸ヤ綔鏁堢巼锛氶珮閬� 95%
銆�銆�鍟熷嫊鏅傞枔锛氬吀鍨嬪�肩偤 4ms
銆�銆�灏佽褰㈠紡锛歐LCSP-9 0.9x1.0mm
RT9819F-27GVL 鍏锋湁浠ヤ笅椤憲鐗规�э細
銆�銆�1. 楂樻晥鑳借ō瑷堬細閲囩敤鍚屾鏁存祦鎶�琛�锛屼娇寰楄姱鐗囪兘澶犲湪楂橀牷鎿嶄綔涓嬬董鎸侀珮杞夋彌鏁堢巼锛屾笡灏戝姛鐜囨悕鑰�銆�
銆�銆�2. 灏忓昂瀵稿皝瑁濓細WLCSP-9 灏佽鍍� 0.9x1.0mm锛岄潪甯搁仼鐢ㄤ簬灏� PCB 闈㈢⿳瑕佹眰鍤存牸鐨勪究鏀滃紡鎳夌敤銆�
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銆�銆�5. 浣庨潨鎱�(t脿i)闆绘祦锛氬緟姗熸ā寮忎笅鍔熻�楀儏鐐� 1uA锛屾サ澶у欢闀蜂簡闆绘睜渚涢浕瑷倷鐨勭簩(x霉)鑸檪闁�銆�
銆�銆�6. 瀵几鍏ラ浕澹撹寖鍦嶏細鏀寔 2.7V 鑷� 5.5V 杓稿叆锛屽彲鍏煎澶氱ó闆绘簮鐠�(hu谩n)澧�锛屼緥濡傞嫲闆绘睜鍜屽浐瀹氶浕澹撴簮銆�
RT9819F-27GVL 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 娑堣不椤為浕瀛愮敘鍝侊細鏅鸿兘鎵嬫銆佸钩鏉块浕鑵﹀拰鍏朵粬渚挎敎寮忚ō鍌�銆�
銆�銆�2. 鍙┛鎴磋ō鍌欙細鏅鸿兘鎵嬭〃銆佸仴韬拷韫ゅ櫒绛夐渶瑕侀珮鏁堢巼鍜屽皬楂旂⿳瑙ｆ焙鏂规鐨勭敘鍝�銆�
銆�銆�3. 鐗╄伅(li谩n)缍�(w菐ng)瑷倷锛氬偝鎰熷櫒妯″銆佺劇绶氶�氫俊妯″绛夊皪闆绘簮绠＄悊瑕佹眰杓冮珮鐨勬噳鐢ㄥ牬鏅��
銆�銆�4. 闆绘睜渚涢浕瑷倷锛氳棈鐗欒�虫銆佹墜鎸佹巸鎻忓剙浠ュ強鍏朵粬浣庡姛鑰楃Щ鍕曡ō鍌�銆�
銆�銆�鍏跺嚭鑹茬殑鎬ц兘琛ㄧ従(xi脿n)鍜岀穵婀婄殑瑷▓浣垮叾鎴愮偤鐝�(xi脿n)浠ｉ浕瀛愯ō鍌欑殑鐞嗘兂闆绘簮绠＄悊瑙ｆ焙鏂规銆�
RT9819F-27GJL, RT9819F-27GVN
