BQ24192IRGER Power Path Management IC Battery Management I2C Cntrl 4.5A Sgl
power management integrated circuit
,microchip battery management
BQ24192IRGER Power Path Management IC Battery Management I2C Cntrl 4.5A Sgl
1 Features
High Efficiency 4.5-A Switch Mode Charger
– 92% Charge Efficiency at 2 A, 90% at 4 A
– Accelerate Charge Time by Battery Path Impedance Compensation
Compatible with MaxLife Technology for Faster Charging When Used in Conjunction With bq27531
Highest Battery Discharge Efficiency with 12-mΩ Battery Discharge MOSFET up to 9-A Discharge Current
Single Input USB-compliant/Adapter Charger
– USB Host or Charging Port D+/D- Detection Compatible to USB Battery Charger Spec 1.2
– Input Voltage and Current Limit Supports USB2.0 and USB3.0
– Input Current Limit: 100 mA, 150 mA, 500 mA, 900 mA, 1.2 A, 1.5 A, 2 A and 3 A
3.9-V to 17-V Input Operating Voltage Range
– Support All Kinds of Adapter with Input Voltage DPM Regulation
• USB OTG 5 V at 1.3-A Synchronous Boost Converter Operation
– 93% 5-V Boost Efficiency at 1 A
Narrow VDC (NVDC) Power Path Management
– Instant-on Works with No Battery or Deeply Discharged Battery
– Ideal Diode Operation in Battery Supplement Mode
1.5-MHz Switching Frequency for Low Profile Inductor
Autonomous Battery Charging with or without Host Management
– Battery Charge Enable
– Battery Charge Preconditioning
– Charge Termination and Recharge
High Accuracy (0°C to 125°C)
– ±0.5% Charge Voltage Regulation
– ±7% Charge Current Regulation
– ±7.5% Input Current Regulation
– ±2% Output Regulation in Boost Mode
High Integration
– Integrated Current Sensing
– Bootstrap Diode
– Internal Loop Compensation
Safety
– Battery Temperature Sensing and Charging Safety Timer
– Thermal Regulation and Thermal Shutdown
– Input System Over-Voltage Protection
– MOSFET Over-Current Protection
Charge Status Outputs for LED or Host Processor
Low Battery Leakage Current and Support Shipping Mode
4.00 mm x 4.00 mm VQFN-24 Package
2 Applications
Tablet PC and Smart Phone
Portable Audio Speaker
Portable Media Players
Internet Devices
3 Description
The bq24190, bq24192, and bq24192I are highly- integrated switch-mode battery charge management and system power path management devices for single cell Li-Ion and Li-polymer battery in a wide range of tablet and other portable devices.
Device Information
PART NUMBER | PACKAGE | BODY SIZE (NOM) |
bq24190 | VQFN (24) | 4.00 mm x 4.00 mm |
bq24192 | ||
bq24192I |
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