LP5553 Datasheet - National Semiconductor Corporation

LP5553 PowerWise AVS Energy Management

The LP5553 is a System Power Management Interface (SPMI) compliant Energy Management Unit for reducing power consumption of low power hand held applications such as dual-core processors and DSPs. The LP5553 contains 2 advanced, digitally controlled stepdown DC/DC converters for supplying variable vo.

LP5553 Features

* SPMI bus for system-level power management

* High-efficiency PowerWise® Technology Adaptive

* Voltage Scaling for intelligent energy management in AVS and DVS environments Two digitally programmable 3.6 MHz buck regulators to power dual voltage domains Five Programmable LDOs for

LP5553_NationalSemiconductorCorporation.pdf