Description
ACT8945A Rev 2, 11-Feb-14 Advanced PMU for Atmel SAMA5D3 Series & SAM9 Series Processors .
The ACT8945A is a complete, cost effective, highlyefficient ActivePMUTM power management solution, optimized for the unique power, voltagesequencing,.
Features
* Three Step-Down DC/DC Converters Four Low-Dropout Linear Regulators Integrated ActivePathTM Charger I2CTM Serial Interface Advanced Enable/Disable Sequencing Controller Minimal External Components Tiny 5×5mm TQFN55-40 Package
Applications
* such as human-machine interfaces, control
TYPICAL APPLICATION DIAGRAM
ACT8945A
CHGIN TH Li+ Battery +
Atmel SAMA5Dx
ActivePathTM Charger Control ISET
REG1 REG2 REG3 REG4
1.8V 1.2V 3.3V
1150mA 1150mA 1300mA 320mA 320mA 320mA 320mA
VDDIODDR etc. VDDCORE_GBIT ENET etc. VDDIOP etc. VDDFUSE VDDANA