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RT8274是输入电压范围为4.75V~24V的高压Buck转换器,负载能力最大为3A,使用电流模式控制架构,具有快速瞬态响应能力,易于实现回路的稳定。<BR>它具有逐周期电流限制保护和过热关机保护等功能,关机模式下的电流消耗为25μA,采用含有外露式散热焊盘的SOP-8封装供货。
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<div class="spec-list"><ul class="lv1"><li>输入电压范围:4.75V~24V </li><li>输出电压可调范围:1.222V~15V </li><li>负载能力:3A </li><li>关机模式电流消耗为25μA </li><li>集成上桥开关的导通电阻为0.1Ω </li><li>效率最高达95% </li><li>400kHz固定工作频率 </li><li>可与低ESR陶瓷输出电容配合稳定工作 </li><li>过热关机保护 </li><li>逐周期电流限制保护 </li><li>符合RoHS规范,不含卤素 </li></ul></div>
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<div class="spec-list"><ul class="lv1"><li>分布式电源系统 </li><li>电池充电器 </li><li>调制解调器 </li><li>线性稳压器之前置调节器 </li></ul></div>
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