MAX8621Y/MAX8621Z电源管理集成电路(PMIC)设计用于为包括蜂窝电话在内的多种便携设备供电。这两款PMIC包括两个高效降压型DC-DC转换器、四个具有引脚可编程功能的低压差线性稳压器(LDO)、一个漏极开路驱动器、一个60ms (典型值)复位定时器和电源开/关控制逻辑。这些器件在空载时电源电流低至160µA,可以提供较高效率,其纤小的薄型QFN 4mm x 4mm封装非常适合便携式设备。
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