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RT7285B 是採用先進固定導通時間(ACOT<sup>TM</sup>)控制架構的同步 Buck 轉換器,具有極快的瞬態回應特性,但週邊元件極少。由於使用了低阻抗的內部 MOSFET,它可在 4.3V~18V 輸入電壓範圍內進行高效的工作。獨特的電路設計使之可以支援所有類型的陶瓷電容,其輸出電壓在 0.6V~8V 之間可調。
RT7285B 電路圖
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<div class="spec-list"><ul class="lv1"><li>輸入電壓範圍:4.3V~18V </li><li>1.5A 輸出能力 </li><li>ACOT<sup>TM</sup> 控制架構 </li><li>快速瞬態回應能力 </li><li>支持所有陶瓷電容 </li><li>高達 95% 的效率 </li><li>500kHz 工作頻率 </li><li>可調輸出電壓範圍:0.6V~8V </li><li>逐週期電流限制 </li><li>輸入端欠壓鎖定保護 </li><li>熱關機保護 </li><li>輕載時以高效節能模式工作 </li></ul></div>
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RT7285B 訂購資訊
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<div class="spec-list"><ul class="lv1"><li>工業和商用低功率系統 </li><li>電腦週邊 </li><li>液晶顯示器和電視 </li><li>節能電器設備 </li><li>高性能 DSP、FPGA、ASIC 使用的負載點調節器 </li></ul></div>
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