The bq25896 is a highly-integrated 3-A switch-mode battery charge management and system power path management device for single cell Li-Ion and Lipolymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharg.
•1 High Efficiency 3-A, 1.5-MHz Switch Mode Buck Charge
– 92.5% Charge Efficiency at 2 A and 90.5% Charge Efficiency at 3 A Charge Current
– Optimize for High Voltage Input (9 V / 12 V)
– Low Power PFM mode for Light Load Operations
• USB On-the-Go (OTG) with Adjustable Output from 4.5 V to 5.5 V
– Selectable 500-KHz / 1.5-MHz Boost Converter with up-to 2 A Output
– 93% Boost Efficiency at 5 V at 1 A Output
– Accurate Hiccup Mode Overcurent Protection
– Support down-to 2.5V Battery
– Support PWM only or PFM/PWM control for Light Load Efficiency
• Single Input to Support USB Input and Adjustabl.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | bq25890 |
Texas Instruments |
I2C Controlled Single Cell 5-A Fast Charger | |
2 | BQ25890H |
Texas Instruments |
I2C Controlled Single Cell 5-A Fast Charger | |
3 | bq25892 |
Texas Instruments |
I2C Controlled Single Cell 5-A Fast Charger | |
4 | bq25895 |
Texas Instruments |
I2C Controlled Single Cell 5-A Fast Charger | |
5 | bq25895M |
Texas Instruments |
I2C Controlled Single Cell Fast Charger | |
6 | bq25898 |
Texas Instruments |
I2C Controlled Single Cell 4-A Fast Charger | |
7 | bq25898C |
Texas Instruments |
I2C Controlled Single Cell 3-A Charger | |
8 | bq25898D |
Texas Instruments |
I2C Controlled Single Cell 4-A Fast Charger | |
9 | bq25871 |
Texas Instruments |
Battery Switch Charger | |
10 | bq25872 |
Texas Instruments |
Battery Switch Charger | |
11 | BQ25882 |
Texas Instruments |
2-A Boost-Mode Battery Charger | |
12 | BQ25883 |
Texas Instruments |
2-A Boost-Mode Battery Charger |