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RT8097A是简单易用的2A同步Buck转换器,输入电压范围为2.7V至6V,内建高精准度0.6V参考电压源,集成低R<SUB>DS(ON)</SUB> MOSFET功率开关,转换效率高,采用SOT-23-5和SOT-23-6封装。</br>RT8097A采用电流模式固定导通时间 (CMCOT) 控制架构,具有超快速瞬态响应能力,外围组件少,在各种工作条件下的工作频率保持基本恒定,以自动PSM工作方式在轻载运行时保持高效率。</br>RT8097A采用下桥开关电流检测方式进行过流保护,性能强劲,以逐周期电流保护方式实现输出短路、超载或电感饱和等严重情形下的器件保护。有内部可调的软启动功能避免输入端电流冲击,有输入欠压锁定保护、输出欠压保护和过热保护 (热关机) 等功能确保各种情形下的安全工作。
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<li class="mv5">转换效率最高达95%</li><li class="mv5">集成100mΩ/70mΩ MOSFET功率开关的2A转换器</li><li class="mv5">输入电压范围:2.7V~6V</li><li class="mv5">输出电压范围:0.6V~3.4V</li><li class="mv5">电流模式固定导通时间控制架构</li><li class="mv5">超快瞬态响应</li><li class="mv5">无需外部补偿元件</li><li class="mv5">针对低ESR陶瓷输出电容进行了优化</li><li class="mv5">精准度±1.2%的0.6V反馈参考电压</li><li class="mv5">下桥开关电流检测,成就强健过流保护特性</li><li class="mv5">轻载时低电能消耗</li><li class="mv5">1MHz固定工作频率</li><li class="mv5">内建软启动设计</li><li class="mv5">输出端预偏置时启动过程单调上升</li><li class="mv5">输入欠压锁定保护</li><li class="mv5">打嗝模式的输出欠压保护</li><li class="mv5">SOT-23-6封装具Power Good指示</li><li class="mv5">独立使能控制</li><li class="mv5">采用SOT-23-5和SOT-23-6封装</li>
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<li class="mv5">STB、电缆调制解调器和xDSL平台</li><li class="mv5">液晶电视机和各类电表</li><li class="mv5">通用负载点调节器</li><li class="mv5">物联网设备</li>
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