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Product Spec Banner
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RT6257A/B是高性能的同步Buck轉換器，負載能力6A，輸入電壓範圍為4.5V~18V，集成了低R<SUB>DS(ON)</SUB> MOSFET功率開關、0.6V參考電壓源、自舉二極體，構成了非常緊湊的方案。它採用改進型固定導通時間（ACOT<sup>®</sup>）控制架構，具有超快瞬態回應能力，週邊元件少，在各種工作條件下的穩態工作頻率幾乎恒定不變，解決EMI問題的濾波器設計相對容易。它具有獨立的使能控制，方便進行時序控制；有1.5ms軟起動設計可限制啟動期間的衝擊電流；具有逐週期電流限制保護、欠壓保護、輸入欠壓鎖定保護和過熱保護特性，其封裝形式為TSOT-23-6(FC)。
RT6257A/RT6257B 電路圖
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<div class="spec-list"><ul class="lv1"><li>輸入電壓範圍：4.5V~18V </li><li>負載能力：6A </li><li>採用ACOT<sup>®</sup>控制架構，具有超快瞬態回應能力 </li><li>容許使用低ESR的陶瓷輸出電容，輸出電壓紋波低 </li><li>500kHz工作頻率 </li><li>集成低阻抗MOSFET功率開關（30mΩ/20mOmega;），效率高，適合低占空比應用 </li><li>輸出電壓可調範圍：0.6V~5V </li><li>內置軟啟動時間1.5ms </li><li>內置UVP/OTP </li><li>輸入欠壓鎖定保護 </li><li>TSOT-23-6(FC)封裝 </li></ul></div>
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RT6257A/RT6257B 訂購資訊
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RT6257A/RT6257B
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<div class="spec-list"><ul class="lv1"><li>機上盒 </li><li>可擕式電視機 </li><li>無線接入路由器 </li><li>數據機 </li><li>液晶電視機 </li></ul></div>
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