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TPS54531 鏅傞枔锛�2025/5/6 11:59:06 闁辫畝锛�31

TPS54531 鏄竴娆剧敱寰峰窞鍎€鍣� (TI) 鎺ㄥ嚭鐨勯珮鏁堝悓姝ラ檷澹撹綁(zhu菐n)鎻涘櫒锛岄噰鐢� 20 寮曡叧 HTSSOP 灏佽銆傝┎鍣ㄤ欢鑳藉鎻愪緵楂橀仈(d谩) 3.5A 鐨勬寔绾�(x霉)杓稿嚭闆绘祦锛屽苟鍏锋湁杓冨鐨勮几鍏ラ浕澹撹寖鍦嶏紙4.5V 鑷� 60V锛夈€傚畠鍏�(n猫i)缃簡楂樺伌(c猫)鍜屼綆鍋�(c猫) MOSFET锛屼互娓涘皯澶栭儴鍏冧欢鏁�(sh霉)閲忓苟鎻愰珮鏁堢巼銆�
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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�3.5A
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�200kHz - 2.2MHz 鍙(di脿o)
銆€銆€灏佽褰㈠紡锛欻TSSOP-20
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€鏈€灏忔帴閫氭檪闁擄細90ns
銆€銆€鍏稿瀷闂�(gu膩n)鏂锋檪闁擄細50ns
銆€銆€PSRR锛氬湪 100kHz 涓嬬偤 -40dB
銆€銆€鏁堢巼锛氬湪 12V 杓稿叆銆�3.3V 杓稿嚭鍜屾豢杓夋檪鍙仈(d谩) 95%

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TPS54531 鍏锋湁浠ヤ笅椤憲鐗规€э細
銆€銆€1. 瀵几鍏ラ浕澹撹寖鍦嶆敮鎸佸绋浕婧愭噳(y墨ng)鐢紝渚嬪宸ユキ(y猫)鑷嫊鍖�銆侀€氫俊瑷�(sh猫)鍌欎互鍙婃苯杌婇浕瀛愮郴绲�(t菕ng)銆�
銆€銆€2. 鍏�(n猫i)缃珮鏁堢巼 MOSFET 鍜岄﹨(q奴)鍕曞櫒锛屾笡灏戜簡鍔熺巼鎼嶈€�锛屾彁楂樹簡鏁撮珨鏁堢巼銆�
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銆€銆€4. 鎻愪緵閫愬懆鏈熼檺娴佷繚璀�(h霉)銆佺啽闂�(gu膩n)鏂蜂繚璀�(h霉)鍙婃瑺澹撻帠瀹氬姛鑳�锛岀⒑淇濆櫒浠跺湪鐣板父鎯呮硜涓嬪畨鍏ㄩ亱(y霉n)琛�銆�
銆€銆€5. 闁嬫紡闆绘簮鑹ソ杓稿嚭寮曡叧鍙敤浜庣洠(ji膩n)鎺ц几鍑洪浕澹撶媭鎱�(t脿i)鎴�?q奴)宕縁(xi脿n)澶氱浉鎿嶄綔銆�
銆€銆€6. 鏀寔灏忓瀷闆绘劅鍜岄浕瀹硅ō(sh猫)瑷�(j矛)锛屾湁鍔╀簬娓涘皬瑙ｆ焙鏂规灏哄鍜屾垚鏈€�

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TPS54531 寤ｆ硾鎳�(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)鍌欎腑鐨勫垎甯冨紡闆绘簮鏋舵(g貌u)銆�
銆€銆€2. 閫氫俊鍩虹(ch菙)瑷�(sh猫)鏂�锛屽鍩虹珯銆� 姹借粖闆诲瓙绯荤当(t菕ng)锛屽寘鎷俊鎭妯傜郴绲�(t菕ng)鍜屽皫(d菐o)鑸ō(sh猫)鍌�銆�
銆€銆€4. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愭ā濉娿€�
銆€銆€5. LED 鐓ф槑椹�(q奴)鍕曢浕璺�銆�
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