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Product Spec Banner
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RT5091D是輸入電壓為3.3V或5V的SSD（固態硬碟）完全電源管理解決方案，內含3路高效率的同步Buck轉換器和1路線性穩壓器，可從單一電源獲得多個不同的電壓輸出，它具有足夠的靈活性以特定的上電時序支援使用不同VID的應用。<Br>RT5091D可根據ASIC內核、DDR記憶體、快閃記憶體I/O和PHY的需求配置為不同的輸出電壓。通過其 I<SUP>2</SUP>C 介面，它支援動態電壓調節，可進入PS3.5/PS電源狀態將待機功率消耗降至最低。
RT5091D 電路圖
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<div class="spec-list"><ul class="lv1"><li>輸入電壓範圍：2.8V至5.5V </li><li>三組可配置的高效Buck轉換器，預設工作頻率為2MHz <ul class="lv2"> <li></li><li>CH1，ASIC內核電源，負載能力4A，輸出電壓可通過REFIN或I<sup>2</sup>C介面在0.7V至1.3V間以10mV為級距進行調節 </li><li>CH2，DRAM或NAND內核電源：Buck模式：固定或經FB2可調輸出電壓，負載能力2A旁通模式：負載開關及軟起動控制，負載能力4A </li><li>CH3，快閃記憶體 I/O 電源，固定或經FB3可調輸出電壓，負載能力2A </li></ul> </li><li>一路低耗電線性穩壓器為類比電路和PHY供電，負載能力300mA，固定或經FB4可調輸出電壓，負載能力300mA </li><li>內建軟啟動和過流保護 </li><li>經STANDBY和PS3P5實現PS3.5和PS4電源狀態控制 </li><li>用兩個輸出端控制外部調節器/開關 </li><li>一個端子檢測外部調節器/開關輸出電壓 </li><li>經高速模式I<sup>2</sup>C介面對CH1輸出電壓進行調節 </li><li>PGOOD輸出 </li><li>啟動期間的電源時序控制 </li><li>過壓保護、欠壓保護、欠壓鎖定保護、熱關機保護 </li><li>小型32引腳WQFN封裝 </li><li>過壓保護、欠壓保護、欠壓鎖定保護、熱關機保護 </li><li>小型32引腳WQFN封裝 </li></ul></div>
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RT5091D 訂購資訊
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RT5091D
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RT5091D
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<div class="spec-list"><ul class="lv1"><li>固態硬碟 </li></ul></div>
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