bq25505 Datasheet - Texas Instruments

bq25505 ultra low-power boost charger

The bq25505 device is specifically designed to efficiently extract the microwatts (µW) to miliwatts (mW) of power generated from a variety of DC energy harvesting, high-impedance sources like photovoltaic (solar) or thermal electric generators (TEGs) without collapsing those sources. The batterymana.

bq25505 Features

* 1 Ultra Low-Power With High-Efficiency DC-DC Boost Charger

* Cold-Start Voltage: VIN ≥ 600 mV

* Continuous Energy Harvesting From Input Sources as Low as 100 mV

* Ultra-Low Quiescent Current of 325 nA

* Input Voltage Regulation Prevents Collapsing High-Impeda

bq25505-etcTI.pdf