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RT5035是高集成度的DSC电源管理IC,包含7通道DC/DC开关转换器及两路通用LDO:一路保持活性RTC的低静态LDO,一路采用软启动控制和电流限制的负载开关,与逆向漏预防备用电池开关和一个具有时间计数器和32768Hz振荡器的实时时钟 (RTC)。DC/DC转换器一路为可操作于异步PFM或同步PWM的低电压升压器,一路为电流模式同步升/降压转换器,四路同步降压转换器,一路异步WLED升压驱动器。所有的功率MOS以及补偿网络都是内置的。RT5035采用I<SUP>2</SUP>C接口设置开关机时间、输出电压、 WLED电流和调光水平,还可以存取RTC时钟计数器和振荡器微调。藉由提供一路同步降压型、一路LDO 和一路负载开关,RT5035专门用于CMOS图像传感器的应用。此外,还提供了完整的保护功能,包括过电流保护、欠压保护、过电压保护、过温保护、过载保护。 RT5035采用WQFN-40L 5x5封装。
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<div class="spec-list"><ul class="lv1"><li>CH1 PWM模式同步升压或脉冲频率模式异步升压 </li><li>CH2电流模式同步升/降压 </li><li>CH3/CH4/CH5 电流模式同步降压 </li><li>SW4负载开关具有软启动冲击电流控制及电流限制 </li><li>CH6一般低电压LDO的CMOS传感器 </li><li>CH7异步升压模式WLED驱动器 </li><li>LED开路保护 </li><li>32调光水平 </li><li>CH8一般低电压LDO的多用途电源供应 </li><li>CH9保持活性、低静态LDO </li><li>CH10同步降压或异步降压脉冲频率模式的内存待机模式应用 </li><li>LV 同步降压DC/DC转换器效率高达95% </li><li>CH3、CH4、CH5和CH10 100% (最大值) 责任周期 </li><li>I<sup>2</sup>C控制接口用于程序启动、电源开/关延迟时间、输出稳定电压、WLED调光电流 </li><li>RTC定时器和振荡器 </li><li>CH1、CH3、CH4、CH5、CH10固定2MHz切换频率 </li><li>CH2, CH7固定1MHz切换频率 </li></ul></div>
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<div class="spec-list"><ul class="lv1"><li>数码相机 </li><li>可携式仪器 </li></ul></div>
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