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RT9203/A 是雙輸出的電源控制器,設計用於高性能的圖像卡和個人電腦。它集成了一個同步 Buck 控制器和一個線性控制器,具有完備的保護功能,是用了小型8引腳的封裝。RT9203/A 使用設計簡單的內補償電壓控制模式 PWM 控制器,參考電壓為 0.8V,輸出電壓精度高,可滿足低壓輸出應用的需求。其工作頻率為固定的 300kHz,可使元件小型化,空間得到節省。它還具有過壓保護和欠壓保護功能。
RT9203/RT9203A 電路圖
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<div class="spec-list"><ul class="lv1"><li>工作電壓 5V </li><li>參考電壓 0.8V </li><li>驅動雙 N-MOSFET </li><li>電壓模式 PWM 控制器 </li><li>快速瞬態回應 </li><li>固定 300kHz 工作頻率 </li><li>內部補償 </li><li>內部軟啟動 </li><li>自我調整無交疊柵極驅動器 </li><li>使用下橋進行過壓保護 </li><li>符合 RoHS 規範,不含鹵素 </li></ul></div>
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RT9203/RT9203A 訂購資訊
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<div class="spec-list"><ul class="lv1"><li>PC 主機板 </li><li>纜線數據機,機上盒 </li><li>DSP 和通訊處理器電源 </li><li>記憶體電源 </li><li>電腦外設 </li><li>工業電源 </li><li>5V 輸入 DC/DC 模組 </li><li>低壓分散式電源 </li><li>圖像卡 </li></ul></div>
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