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RT6258B/C是先进型固定导通时间 (ACOT™) 同步Buck转换器,采用改进后的固定导通时间 (ACOT™) 控制架构,具有非常快速的瞬态回应速度。RT6258B的工作电压范围是4.5V至23V,RT6258C的工作电压范围是5.1V至23V。
RT6258B/RT6258C 电路图
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<div class="spec-list"><ul class="lv1"><li>输入电压范围:4.5V至23V (RT6258B) 和5.1V至23V (RT6258C),输入电压范围8A </li><li>ACOT™控制架构,具有快速瞬态回应能力 </li><li>ACOT™架构启用所有MLCC输出电容器的使用 </li><li>开关工作频率:750kHz (RT6258C) 和500kHz (RT6258B) </li><li>整合20mΩ和10mΩ内部功率开关 </li><li>固定3.3V (RT6258B) 和5V (RT6258C) LDO负载能力为100mA </li><li>内建软起动功能 </li><li>逐周期过流保护 </li><li>输入欠压锁定保护 </li><li>过热关机保护 </li><li>输出过压、欠压保护 </li><li>支援超声工作模式 (USM) </li></ul></div>
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RT6258B/RT6258C 订购信息
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RT6258B/RT6258C
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<div class="spec-list"><ul class="lv1"><li>工业、商用的低功率电源系统 </li><li>电脑周边设备产品 </li><li>液晶荧幕于与电视 </li><li>绿能电器产品与相关应用装置 </li><li>高效能DSP、FPGA与ASIC等负载条件操作的应用 </li></ul></div>
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