鏅傞枔锛�2025/5/6 11:55:44
闁辫畝锛�31
TPS54627 鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夋帹鍑虹殑鍚屾闄嶅杞�(zhu菐n)鎻涘櫒锛岄噰鐢� 20 寮曡叧 HotRod QFN 灏佽銆傝┎鍣ㄤ欢鏀寔楂橀仈 36V 鐨勮几鍏ラ浕澹撹寖鍦�锛屽苟鑳藉鎻愪緵楂橀仈 6A 鐨勬寔绾�(x霉)杓稿嚭闆绘祦銆傚畠鍏锋湁楂樻晥鐜囧拰浣庨浕纾佸共鎿撅紙EMI锛夌殑鐗规��锛岄仼鐢ㄤ簬鍚勭ó宸ユキ(y猫)銆侀�氫俊浠ュ強姹借粖鎳夌敤銆�
銆�銆�TPS54627 鍏�(n猫i)缃珮浣庡伌 MOSFET锛屽劒(y艒u)鍖栦簡 PCB 甯冨眬瑷▓浠ラ檷浣庡瘎鐢熼浕鎰熺殑褰遍熆锛屽緸鑰屾彁楂樹簡 EMI 鎬ц兘銆傚叾闁嬮棞闋荤巼鍙�氶亷澶栭儴闆婚樆閫茶绶ㄧ▼锛岃寖鍦嶅緸 200kHz 鍒� 1MHz锛屽厑瑷辩敤鎴舵牴鎿�(j霉)鍏烽珨鎳夌敤闇�姹傞潏娲昏(di脿o)鏁�銆傛澶�锛岃┎鍣ㄤ欢閭勫叿鍌欏绋繚璀峰姛鑳�锛屽寘鎷亷娴佷繚璀�銆佺煭璺繚璀峰拰閬庢韩闂滄柗绛夈��
杓稿叆闆诲鑼冨湇锛�4.5V - 36V
銆�銆�杓稿嚭闆绘祦锛�6A
銆�銆�闁嬮棞闋荤巼鑼冨湇锛�200kHz - 1MHz
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� 125掳C
銆�銆�灏佽褰㈠紡锛欻otRod QFN-20
銆�銆�鏈�灏忓皫閫氭檪闁擄細75ns
銆�銆�闈滄厠(t脿i)闆绘祦锛�35渭A
銆�銆�鍟熷嫊闆绘祦锛�45渭A
TPS54627 鎻愪緵浜嗕竴绯诲垪鍗撹秺鐨勬�ц兘鐗归粸锛�
銆�銆�1. 楂樻晥鐨勫悓姝ユ暣娴佹妧琛�锛屽鐝�(xi脿n)楂橀仈 97% 鐨勮綁(zhu菐n)鎻涙晥鐜�銆�
銆�銆�2. 鍏�(n猫i)缃珮浣庡伌鍔熺巼 MOSFET锛岀劇闇�椤嶅鐨勫閮ㄩ﹨(q奴)鍕曢浕璺�銆�
銆�銆�3. 鏀寔鍙法绋嬮枊闂滈牷鐜囷紝浣胯ō瑷堣�呭彲浠ユ牴鎿�(j霉)绯荤当(t菕ng)瑕佹眰閬告搰鏈�浣崇殑宸ヤ綔榛�銆�
銆�銆�4. 鍏锋湁鍑鸿壊鐨� EMI 鎺у埗鑳藉姏锛屽収(n猫i)缃鍎熺恫(w菐ng)绲＄啊鍖栬ō瑷堟祦绋嬨��
銆�銆�5. 杓稿嚭闆诲鑼冨湇鐐� 0.8V 鑷宠几鍏ラ浕澹撶殑 99%锛岄仼鍚堝绋噳鐢ㄥ牬鏅�銆�
銆�銆�6. 鍏�(n猫i)缃粺鍟熷嫊鍔熻兘锛岄槻姝㈡氮娑岄浕娴佸皪绯荤当(t菕ng)鐨勬矕鎿娿��
銆�銆�7. 鎻愪緵鍏ㄩ潰鐨勪繚璀锋鍒�锛岀⒑淇濆湪鐣板父鎯呮硜涓嬪畨鍏ㄩ亱琛�銆�
TPS54627 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 宸ユキ(y猫)瑷倷涓殑闆绘簮妯″锛屽 PLC 鍜岄亱鍕曟帶鍒跺櫒銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閫氫俊瑷倷涓殑楂樻晥渚涢浕鏂规锛屼緥濡傝矾鐢卞櫒鍜屼氦鎻涙銆�
銆�銆�3. 姹借粖闆诲瓙绯荤当(t菕ng)锛屽淇℃伅濞涙▊绯荤当(t菕ng)鍜岄珮绱氶椐涜紨鍔╃郴绲�(t菕ng)锛圓DAS锛�銆�
銆�銆�4. 閱�(y墨)鐧傝ō鍌欎腑鐨勫彲闈犻浕婧愯В姹烘柟妗堛��
銆�銆�5. 浠讳綍闇�瑕侀珮鏁堢巼銆佸皬灏哄銆佷綆鍣伈 DC-DC 杞�(zhu菐n)鎻涚殑鍫存櫙銆�
TPS546D24A, LM25119, MPQ4481
