4 I2C-Controlled 3.9 V – 17 V VBUS Single-Cell Switching Battery Chargers (BQ2419x)

The BQ2419x product family including BQ24292I was initially released around year 2012. BQ2419x, BQ2419x, and BQ2589x are basically pin-compatible.

Table 4-1 BQ2419x Device Comparison

Features	BQ24190	BQ24192	BQ24192I/ BQ24292I	BQ24193	BQ24196	BQ24195	BQ24195L
Temperature Profile	Cold/Hot	Cold/Hot	Cold/Hot	JEITA	Cold/Hot	Cold/Hot	Cold/Hot
Maximum Charge Current	4.5 A	4.5 A	4.5 A	4.5 A	2.5 A	4.5 A	2.5 A
Boost Mode Output Current	1.3 A	1.3 A	1.3 A	1.3 A	1.3 A	2.1 A	1.0 A
USB Detection	D+/D-	PSEL	PSEL	PSEL	PSEL	D+/D-	D+/D-
Default Battery Regulation Voltage	4.208 V	4.208 V	4.112 V	4.208 V	4.208 V	4.208 V	4.208 V
IR Compensation	Yes	Yes	Yes	Yes	No	No	No
Input OVP	18 V	18 V	18 V	18 V	18 V	18 V	18 V
VINDPM Default	4.36 V	4.36 V	4.44V	4.36 V	4.36 V	4.36 V	4.36 V
REGN Voltage	6 V	6 V	6 V	6 V	6 V	6 V	6 V
Default Adapter Input Current Limit	1.5 A	3 A	1.5 A	3 A	3 A	1.5 A	1.5 A
Default Charging Current	2.048 A	2.048 A	1.024A	2.048 A	2.048 A	2.048 A	2.048 A
Default Precharging Current	256 mA	256 mA	256 mA	256 mA	256 mA	256 mA	256 mA
Maximum Precharging Current	2.048 A	2.048 A	640 mA	2.048 A	2.048 A	2.048 A	2.048 A
Status Output	STAT	STAT/PG	STAT/PG	STAT/PG	STAT/PG	STAT	STAT
STAT pin during fault	Blinking	Blinking	10k pull down	Blinking	Blinking	Blinking	Blinking