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RT8079 是負載能力為 3A 的高效同步 Buck 轉換器,可在 2.95V~6V 輸入電壓範圍內工作。RT8079 可在全負載範圍內提供 ±3% 的輸出電壓調節精度,工作頻率高達 2MHz,有利於減小電感尺寸。它集成 45mΩ MOSFET 開關,典型電流消耗為 550μA,轉換效率高。RT8079 的欠壓鎖定保護電壓閾值為 2.7V,也可在使能端使用外部電阻網路對此進行調節。RT8079 具有電感電流限制保護、欠壓鎖定保護和過熱關機保護等功能,其過熱保護閾值為 145°C。RT8079 使用 WQFN-16L 3x3 封裝供貨。
集成 45mΩ MOSFET 開關
輸入電壓範圍:2.95V~6V
工作頻率可調範圍:300kHz~2MHz
負載能力:3A
效率高達 95%
可調軟啟動
Power Good 指示
使能控制
欠壓鎖定保護
過流限制保護
過熱關機保護
16 引腳 WQFN 封裝
符合 RoHS 規範,不含鹵素
輕載工作模式:PSM (RT8079),FCCM(RT8079A)
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