TPS628511DRLR 鏅�(sh铆)闁擄細2025/5/7 9:48:09 闁辫畝锛�21

TPS628511 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)鎻涘櫒锛岄仼鐢ㄤ簬浣庡姛鑰楁噳(y墨ng)鐢�銆傝┎鍣ㄤ欢鑳藉鎻愪緵楂橀仈(d谩) 500mA 鐨勮几鍑洪浕娴�锛屽苟涓斿叿鏈夎秴灏忕殑灏佽鍜岄珮闆嗘垚搴︾壒鎬э紝閬╁悎绌洪枔鍙楅檺鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆傚畠鏀寔寰� 1.8V 鍒� 5.5V 鐨勫杓稿叆闆诲鑼冨湇锛屽苟鍏佽ū鐢ㄦ埗閫氶亷澶栭儴闆婚樆鍒嗗鍣ㄨō(sh猫)缃� 0.6V 鑷� VIN 鐨勫彲瑾�(di脿o)杓稿嚭闆诲銆�
銆€銆€TPS628511 鍏�(n猫i)閮ㄩ泦鎴愪簡涓婄鍜屼笅绠� MOSFET锛屽緸鑰屾笡灏戜簡澶栧湇鍏冧欢鐨勬暩(sh霉)閲忓苟绨�(ji菐n)鍖栦簡瑷�(sh猫)瑷�(j矛)銆傛澶�锛屽叾鑴堟矕闋荤巼瑾�(di脿o)鍒� (PFM) 鍜岃剤瀵(di脿o)鍒� (PWM) 妯″紡鍒囨彌鍔熻兘鍦ㄨ紩杓夋浠朵笅鍙(sh铆)鐝�(xi脿n)楂樻晥鐜囷紝鍚屾檪(sh铆)鍦ㄩ噸杓夋浠朵笅淇濇寔绌�(w臎n)瀹氱殑闁嬮棞(gu膩n)闋荤巼銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.8V - 5.5V
銆€銆€杓稿嚭闆绘祦锛�500mA
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.6V - VIN
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽椤炲瀷锛欴RLLR锛�1.5mm x 2mm锛�8 寮曡叧锛�
銆€銆€闂�(gu膩n)鏂烽浕娴侊細0.1渭A
銆€銆€鍟熷嫊(d貌ng)鏅�(sh铆)闁擄細鍏稿瀷鍊� 300渭s
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�2.1MHz
銆€銆€PSRR锛園1kHz锛夛細57dB

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TPS628511 鍏锋湁浠ヤ笅椤憲鐗规€э細
銆€銆€1. 楂樻晥鍚屾鏁存祦鎶€琛�(sh霉)锛岀⒑淇濆湪鍚勭ó璨�(f霉)杓夋浠朵笅閮借兘瀵�(sh铆)鐝�(xi脿n)楂樿綁(zhu菐n)鎻涙晥鐜�銆�
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銆€銆€3. 鑷嫊(d貌ng) PFM/PWM 妯″紡鍒囨彌锛屽劒(y艒u)鍖栦簡杓曡級姊濅欢涓嬬殑鏁堢巼琛ㄧ従(xi脿n)銆�
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銆€銆€5. 灏忓阀鐨勫皝瑁濆昂瀵镐娇寰� TPS628511 鎴愮偤绶婃箠鍨嬭ō(sh猫)瑷�(j矛)鐨勭悊鎯抽伕鎿�銆�
銆€銆€6. 鏀寔澶氱ó杓稿叆闆诲鑼冨湇锛屽吋瀹瑰柈绡€(ji茅)閶伴浕姹犲拰鍏朵粬甯歌闆绘簮鏂规銆�

鎳�(y墨ng)鐢�

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