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RT8015D为高效率的同步降压型 DC/DC 转换器,输入电压范围从2.6V至5.5V,可调的输出电压范围0.8V至5V,输出电流可达3A。内建的同步低导通阻的功率开关,增进了整体效率并减少了需要外加萧特基二极管的必要性。切换频率可由外部电阻进行设计或由外部时序讯号进行同步操作。藉由近100%占空比的操作提供了低压差转换的应用可有效延长掌上型装置的电池使用寿命。RT8015D的电流模式架构与外部的补偿机制可因应大范围的输出电容与负载变化的瞬时响应进行优化的补偿。RT8015D强制操作在PWM的连续导通模式,大幅降低电压纹波值与RF干扰所造成的噪声。藉由近100%占空比的操作提供了低压差转换的应用并有效延长电池的使用寿命。RT8015D支持的封装规格为WDFN-10L 3x3。
效率高达 95%
低RDS(ON) 的内部开关 : 110mΩ
可控制操作频率范围: 300kHz至2MHz
不需外接萧特基二极管
0.8V的参考电压允许低电压输出
强制操作于PWM连续导通模式
近100%的占空比操作允许输出低压降转换
输出电压电源良好信号指示
符合RoHS规范与无卤特性
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