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RT5086D是專用於3.3V或5V電源輸入的SSD (Solid State Drive, 固態硬碟驅動器) 的完整電源解決方案,內含6個Buck降壓轉換器,可以不同的時序支援各種不同負載的應用。RT5086D提供可配置的輸出為SSD控制器、NAND快閃記憶體、I/O介面和DRAM記憶體供電,它使用專用的I2C介面支援動態電壓調整功能,也支援低功耗模式以最小化待機狀態下的電源消耗。
電源輸入電壓範圍:2.9V至5.5V
6個高效低壓Buck轉換器►10mA負載下效率高達85%►CH1:2.3V至3.45V輸出,50mV級差,負載能力4A►CH2:0.9V至1.575V輸出,25mV級差,負載能力1A►CH3:0.9V至2.1V輸出,50mV級差,負載能力1.5A►CH4:1.1V至1.65V或3V至3.6V輸出,級差50mV,負載能力2A►CH5:1.4V至3.6V輸出,100mV級差,負載能力1A►CH6:0.7V至1.3V輸出,25mV級差,負載能力4A►預設工作頻率:CH2/3為2MHz,CH5為1MHz,CH6為2.5MHz►CH4預設工作頻率:1.1V至1.65V輸出時為2MHz,3V至3.6V輸出時為1MHz►CH1:2MHz預設工作頻率,0.8MHz至2.3MHz程式控制可調
VSEL0 & VSEL1 & VSEL2 & VSEL3用於預設輸出電壓
低功耗模式下靜態電流消耗超低
高速I2C介面用於輸出設置
POR閾值可選,開漏POR指示
啟動期間確定電源時序
具過壓保護、欠壓保護、欠壓鎖定保護功能
具熱關機保護功能
CH1/4/5支援旁路模式和Buck模式
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