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The RT7800B is a USB Power Delivery (USB PD) controller with highly integrated functions for notebook, tablet, mobile phone or any other devices with USB Type-C (USB-C) receptacle. It is designed to embed ARM Cortex<sup>TM</sup>-M0 MCU so as to facilitate various functions of communication protocol, protections and customized requirements. The IC allows designer to define a USB-C port as a Provider, Consumer or a Dual Role Port by program setup.
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  • AnyPower™ = AnyVolt™ + AnyCurrent™
  • 供给USB电源总线 (VBUS) 的输出电压可以50mV步进值任意调节 (AnyVolt™)
  • 支持互联网在线固件升级
  • 支持USB-C VBUS输出电流过流保护值任意可调 (AnyCurrent™)
  • 对VBUS缆线下降进行补偿 (CDC)
  • 支持供电端、用电端和双重角色
  • 高度整合：
    ►完成PD协议、策略引擎和设备策略管理的ARM CortexTM-M0 MCU，包含2个I2C接口
    ►内建Rp, Rd和BMC物理层
    ►自动IC偏置输入选择
    ►符合规范的VBUS快速放电
    ►有无电电池支持功能
    ►提供USB插头供电 (VCONN)
    ►内建4个电荷泵N-MOSFET闸极驱动器
  • PDsafe™：
    ►VBUS和VX引脚上的OVP检测
    ►VBUS引脚上的UVP检测
    ►VCONN1/2输出电流限制
    ►CC1和CC2引脚最高耐压为22V
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笔记本电脑、平板计算机和智能型手机 桌面计算机、LCD显示器、电视和扩充功能端口 车用充电器、行动电源 行动硬盘、Dongle、集线器
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