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RT7885V 是將 USB PD 協議控制器和雙向 Buck-Boost 控制器集成於一體的移動電源完全解決方案，使用了電流限制可調、工作頻率可調的峰值電流模式控制架構，其內含的 ARM Cortex™-M0 MCU 可完成通訊協定處理、保護和客戶定義的各種功能，內建的電荷泵可驅動低成本的 N-MOSFET 以實現電源路徑管理，是外部元件少、成本低廉的移動電源支援 USB PD 應用的最佳選擇。
RT7885V 電路圖
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<div class="spec-list"><ul class="lv1"><li>對通訊協定的支持 <ul class="lv2"> <li></li><li>支援 USB-C 型介面和 PD 協定 </li><li>支援雙重角色電源（DRP）應用 </li><li>支援通過 DP/DM 實施的私家協議 </li></ul> </li><li>對 2~4 節串聯電池的支援 <ul class="lv2"> <li></li><li>恒流/恒壓充電、充電終止、複充和充電超時保護 </li><li>電芯間的均衡控制 </li></ul> </li><li>雙向 Buck 或 Boost 特性 <ul class="lv2"> <li></li><li>峰值電流模式控制架構 </li><li>工作頻率可程式控制 </li><li>充電模式和供電模式下的輸出電流、電壓均可程式控制 </li><li>以脈衝跨越模式（PSM）提升輕載效率 </li><li>可程式控制實施纜線壓降補償 </li></ul> </li><li>以硬體和固件為基礎的保護特性 <ul class="lv2"> <li></li><li>轉換器輸入電流限制閾值可調 </li><li>過壓保護和欠壓保護閾值可調 </li><li>週邊過熱保護閾值可調 </li></ul> </li><li>I<sup>2</sup>C 介面支援 Master/Slave 模式 </li><li>提供 LED 驅動器和 GPIO 介面 </li><li>內建支援 VBUS 快速放電的泄流電路 </li><li>可經 CC1/2 或 Slave I<sup>2</sup>C 介面實施固件線上更新 </li><li>WQFN-60L 7x7 封裝 </li><li>通過 USB PD DRP PD3.0/PPS 認證 （TID 2319） </li></ul></div>
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RT7885V 訂購資訊
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<div class="spec-list"><ul class="lv1"><li>USB-C/PD 移動電源 </li></ul></div>
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