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RT7882 是将 USB-C/PD 控制器和 Buck-Boost 控制器集成于一体的多功能 USB PD 供电端控制器，其内含 ARM Cortex<sup>TM</sup>-M0 MCU 可对通讯、转换进行智能处理和控制，实施各种保护功能及客户所需功能。它具有以硬件为基础的各种保护特性，如电感峰值电流限制、VBUS 过压保护、输入欠压保护和过压保护、输出欠压保护和 V<sub>CONN</sub> 电流限制保护等，动作及时，即使 MCU 不活动时也不影响其实施。
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<div class="spec-list"><ul class="lv1"><li>支持 USB-C/PD 供电端应用 </li><li>支持的接口、协议 <ul class="lv2"> <li></li><li>USB PD3.1 规范，USB-C 电缆和连接器规范 2.1 版 </li><li>V<sub>CONN</sub> 输出能力大于 100mW </li><li>其他通过内含 MCU 和 DP/DM 运行的私家协议 </li></ul> </li><li>Buck-Boost 控制器 <ul class="lv2"> <li></li><li>输入电压范围：4.5V-30V </li><li>输出电压范围：3.3V-21V </li><li>峰值电流模式控制架构 </li><li>内部实施恒流、恒压补偿 </li><li>工作频率 200kHz-600kHz 可调 </li><li>轻载可选 PSM 节能模式，亦可选择强制 CCM 模式 </li></ul> </li><li>AnyPower<sup>TM</sup> 特性的恒流、恒压输出 </li><li>PD Safe<sup>®</sup> 特性 <ul class="lv2"> <li></li><li>转换器输入电流限制阈值可调 </li><li>快速响应输入过压、欠压检测结果 </li><li>VBUS 过压、欠压保护阈值可调 </li><li>快速响应 CC1/2、D+/D- 过压检测结果 </li><li>可调节的内、外过热保护 </li><li>CC1/2 输出电流限制保护 </li><li>CC1/2、D+/D- 可承受 25V电压 </li></ul> </li><li>对 VBUS 电缆压降进行补偿 </li><li>切换时钟同步以改善 EMI </li><li>基于固件的功能 <ul class="lv2"> <li></li><li>VIN 降额和功率分配 </li></ul> </li><li>支持 Master 和 Slave 状态的 I<sup>2</sup>C 接口，LED 驱动器，GPIO </li><li>内建 VBUS 快速放电通路 </li><li>内建驱动低成本 N-MOSFET 开关的电荷泵 </li><li>内建线性稳压器 </li><li>可通过 Slave I<sup>2</sup>C 接口或 CC1/2 进行固件在线更新 </li><li>WQFN-48L 6x6 封装 </li><li>通过 USB PD3.1/PPS 认证（TID 8011） </li></ul></div>
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<div class="spec-list"><ul class="lv1"><li>USB-C/PD 车用充电器 </li></ul></div>
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