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RT5086A 是一款專為固態硬碟（SSD，Solid State Drive）設計的完整電源管理解決方案（PMIC），支援 3.3V 或 5V 單一輸入電源供應。產品內建六組降壓轉換器（Step-Down Converters），可提供多組不同電壓輸出，並具備受控的電源啟動時序（Power Sequence），以滿足不同 SSD 應用的供電需求與系統架構設計。 RT5086A 可提供可配置的輸出電壓，用於為 SSD 控制器核心電源、NAND Flash 記憶體、I/O 電源及 DRAM 電源供電。透過專用 I²C 介面，產品支援動態電壓調整（DVS，Dynamic Voltage Scaling）功能，可依系統負載需求即時調整電壓，以提升效能與能源效率。 此外，RT5086A 亦支援低功耗模式（Low Power Mode），可有效降低待機功耗，進一步提升 SSD 系統的整體能源管理效率與續航表現。
RT5086A 電路圖
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<div class="spec-list"><ul class="lv1"><li>Supply Input Voltage Range : 2.9V to 5.5V </li><li>Six High Efficiency, Low Voltage Buck Converters <ul class="lv2"> <li></li><li>Up to 85% Efficiency at 10mA, and at Half Rated Output Current </li><li>CH1 : 2.3V to 3.45V in 50mV Step, Output 4A Max </li><li>CH2 : 0.9V to 1.575V in 25mV Step & 1.8V, Output 1A Max </li><li>CH3 : 0.9V to 2.1V in 50mV Step, Output 1.5A Max </li><li>CH4 : 1.1V to 1.65V & 3V to 3.6V in 50mV Step, Output 2A Max </li><li>CH5 : 1.4V to 3.6V in 100mV Step, Output 1A Max </li><li>CH6 : 0.7V to 1.3V in 25mV step, Output 4A Max </li><li>CH2/3 2MHz CH5 1MHz CH6 2.5MHz Default Switching Frequency </li><li>1.1V to 1.65V with 2MHz & 3V to 3.6V with 1MHz Default Switching Frequency (CH4) </li><li>2MHz Default Switching Frequency and Programmable 0.8 to 2.3MHz (CH1) </li></ul> </li><li>VSEL0 & VSEL1 & VSEL2 & VSEL3 for Programmable Default Output Voltage </li><li>Low Power Mode (LPM) for Ultra Low Quiescent Current </li><li>High-Speed I<sup>2</sup>C Interfaces for Programming Outputs </li><li>POR Threshold Selection and Open-Drain POR Indicator </li><li>Power Sequence Control During Startup </li><li>OVP, UVP, UVLO </li><li>Thermal Shutdown Protection </li><li>CH1/4/5 Bypass Mode & Buck Mode </li></ul></div>
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RT5086A 訂購資訊
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RT5086A
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<div class="spec-list"><ul class="lv1"><li>Solid State Devices </li></ul></div>
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