www.
ti.
com
BBQQ2244009911,,SBBLQQUS229446008H9922–,,JBBANQQU22A44R00Y992330,,10BB–QQR22E44V00IS99E55D,, BBAPQQR22IL442000992001
SLUS968H – JANUARY 2010 – REVISED APRIL 2021
BQ2409x 1-A, Single-Input, Single-Cell Li-Ion and Li-Pol Battery Chargers
1 Features
• Charging
– 1% charge
voltage accuracy – 10% charge current accuracy – Pin selectable USB 100-mA and 500-mA
maximum input current limit – Programmable termination and precharge
threshold • Protection
– 6.
6-V over
voltage protection – Input
voltage dynamic power management – 125°C thermal regulation; 150°C thermal
shutdown protection – OUT short-circuit protection and ISET short
detection – Operation over JEITA range via battery NTC
– ½...