BQ24074

Product Folder Order Now Technical Documents Tools & Software Support & Community BQ24072, BQ24073, BQ24074, BQ24075, BQ24079 SLUS810M – SEPTEMBER 2008 – REVISED AUGUST 2019 BQ2407x Standalone 1-Cell 1.5-A Linear Battery Charger with PowerPath 1 Features 1 Fully compliant USB charger – Selectable 100-mA and 500-mA maximum input current – 100-mA Maximum current limit ensures compliance to USB-IF standard – Input-based dynamic power management (VINDPM) for protection against poor USB sources 28-V Input Rating with Overvoltage Protection Integrated dynamic power path management (DPPM) function simultaneously and independently powers the system and charges the battery Supports up to 1.5-A charge current with current monitoring output (ISET) Programmable input current limit up to 1.5 A for wall adapters System output tracks battery voltage (bq24072) Programmable termination current (bq24074) Battery disconnect function with SYSOFF input (bq24075, bq24079) Programmable Pre-charge and Fast-charge safety timers Reverse current, short-circuit and thermal protection NTC thermistor input Proprietary start-up sequence limits inrush current Status indication – Charging/done, power good 2 Applications Smart phones Portable media players Portable navigation devices Low-power handheld devices 3 Description The BQ2407x series of devices are integrated Li-Ion linear chargers and system power path management devices targeted at space-limited portable appl...