TPS54425 鏅�(sh铆)闁擄細2025/5/6 13:06:33 闁辫畝锛�27

TPS54425 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)鎻涘櫒銆傝┎鍣ㄤ欢鍏锋湁瀵几鍏ラ浕澹撹寖鍦�锛屽彲鏀寔寰� 4.5V 鍒� 60V 鐨勮几鍏ラ浕澹�锛岄潪甯搁仼鍚堥渶瑕侀珮鏁堢巼鍜屽皬灏哄瑙ｆ焙鏂规鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆傚叾闆嗘垚鐨勯珮绔拰浣庣 MOSFET 鍙彁渚涢珮閬�(d谩) 2A 鐨勯€ｇ簩(x霉)杓稿嚭闆绘祦锛屽悓鏅�(sh铆)鍏峰倷蹇€熺灛鎱�(t脿i)闊挎噳(y墨ng)鑳藉姏銆�
銆€銆€TPS54425 閲囩敤鍥哄畾闋荤巼 PWM 鎺у埗鏂瑰紡锛岄枊闂�(gu膩n)闋荤巼鍙互閫氶亷澶栭儴闆婚樆鍦� 100kHz 鑷� 1MHz 鑼冨湇鍏�(n猫i)閫�(j矛n)琛岃(di脿o)绡€(ji茅)銆傛澶�锛岃┎鑺墖閭勯泦鎴愪簡澶氱ó淇濊(h霉)鍔熻兘锛屽寘鎷亷娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)銆佺啽闂�(gu膩n)鏂风瓑锛岀⒑淇濈郴绲�(t菕ng)鍦ㄥ悇绋伐娉佷笅鐨勭┅(w臎n)瀹氭€�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V - 60V
銆€銆€杓稿嚭闆绘祦锛氭渶楂� 2A
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�100kHz - 1MHz锛堝彲瑾�(di脿o)锛�
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? 8 寮曡叧 SOIC 灏佽
銆€銆€鏁堢巼锛氶珮閬�(d谩) 锛氬吀鍨嬪€肩偤 3ms
銆€銆€闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪€肩偤 90渭A

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TPS54425 鐨勪富瑕佺壒鎬у寘鎷互涓嬪咕榛�(di菐n)锛�
銆€銆€1. 瀵几鍏ラ浕澹撹寖鍦嶏紙4.5V 鑷� 60V锛夛紝閬╃敤浜庡绋浕婧愯几鍏ュ牬(ch菐ng)鏅�銆�
銆€銆€2. 闆嗘垚楂樻€ц兘 MOSFET锛岀啊鍖栦簡瑷�(sh猫)瑷�(j矛)骞舵彁楂樹簡鏁撮珨鏁堢巼銆�
銆€銆€3. 鏀寔澶栭儴瑾�(di脿o)绡€(ji茅)鐨勯枊闂�(gu膩n)闋荤巼锛屽厑瑷辩敤鎴舵牴鎿�(j霉)鍏烽珨鎳�(y墨ng)鐢ㄩ渶姹傚劒(y艒u)鍖栭浕璺€ц兘銆�
銆€銆€4. 鍏�(n猫i)缃叏闈㈢殑淇濊(h霉)鍔熻兘锛屽閬庢祦淇濊(h霉)銆佺煭璺繚璀�(h霉)鍜岀啽闂�(gu膩n)鏂风瓑锛屼繚璀夌郴绲�(t菕ng)瀹夊叏閬�(y霉n)琛屻€�
銆€銆€5. 鍏峰倷鍑鸿壊鐨勮矤(f霉)杓夊拰绶氳矾鐬厠(t脿i)闊挎噳(y墨ng)鑳藉姏锛岄仼鍚堝皪(du矛)鍕�(d貌ng)鎱�(t脿i)鎬ц兘瑕佹眰杓冮珮鐨勬噳(y墨ng)鐢�銆�
銆€銆€6. 浣跨敤 HotRod? 灏佽鎶€琛�(sh霉)锛岄檷浣庡瘎鐢熼浕鎰熸晥鎳�(y墨ng)锛屾彁楂橀珮闋绘€ц兘鍜屾暎鐔辫兘鍔涖€�
銆€銆€7. 楂橀仈(d谩) 97% 鐨勮綁(zhu菐n)鎻涙晥鐜�锛屾笡灏戝姛鐜囨悕鑰�锛屾彁鍗囨暣楂旇兘鏁堣〃鐝�(xi脿n)銆�

鎳�(y墨ng)鐢�

TPS54425 涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 宸ユキ(y猫)瑷�(sh猫)鍌欎緵闆伙紝濡� PLC 鍜屽伐妤�(y猫)鎺у埗鍣�銆�
銆€銆€2. 閫氫俊鍩虹(ch菙)瑷�(sh猫)鏂戒腑鐨勬ā濉婇浕婧愯ō(sh猫)瑷�(j矛)銆�
銆€銆€3. 姹借粖闆诲瓙绯荤当(t菕ng)锛屼緥濡備俊鎭妯傜郴绲�(t菕ng)鎴栬粖杓夊厖闆诲櫒銆�
銆€銆€4. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑灏�(du矛)闆绘簮瑕佹眰杓冮珮鐨勫瓙绯荤当(t菕ng)銆�
銆€銆€5. LED 鐓ф槑椹�(q奴)鍕�(d貌ng)锛岀壒鍒ユ槸闇€瑕佽純楂樿几鍏ラ浕澹撶殑鍫�(ch菐ng)鏅�銆�
銆€銆€6. 闆绘睜渚涢浕绯荤当(t菕ng)锛岃兘澶犻仼鎳�(y墨ng)杓冨鐨勯浕姹犻浕澹撹寖鍦�銆�
銆€銆€7. 鏁�(sh霉)鎿�(j霉)閲囬泦鍜屽偝鎰熷櫒鎺ュ彛鐨勯浕婧愭ā濉婅ō(sh猫)瑷�(j矛)銆�