Ultra-Low Power PMU with 30V Linear Charger and 5V Boost Converter

ETA9897 is an ultra-low power PMU with 2 modules: a 30V single cell Li+ battery linear charger and a 5V boost synchronous converter with true-shutoff function. The linear charger fully integrated constant current (CC) / constant voltage (CV) control module and charge FET, with minimal external devic • Ultra low IQ when standby, IBAT<3uA\n\n• 30V input standoff voltage\n\n• 4.2V charge termination voltage\n\n• Charge current programmable, up to 1.2A\n\n• Output Disconnect and SCP at 5V output\n\n• 5V/0.4A Output Power\n\n• Up to 94% Efficiency for boost converter\n\n• Functioning with NO BAT;

Silicon Monolithic Integrated Circuit

Multistandard hybrid IF processing

Multistandard hybrid IF processing

Multistandard hybrid IF processing

Multistandard hybrid IF processing