BQ24192 - 具有 Narrow VDC 电源路径的的 I2C 控制 4.5A 单节 USB/适配器充电器
BQ24192是TI公司的一款电池充电器IC产品,BQ24192是具有 Narrow VDC 电源路径的的 I2C 控制 4.5A 单节 USB/适配器充电器,本页介绍了BQ24192的产品说明、应用、特性等,并给出了与BQ24192相关的TI元器件型号供参考。
BQ24192 - 具有 Narrow VDC 电源路径的的 I2C 控制 4.5A 单节 USB/适配器充电器 - 电池充电器IC - 电池管理产品 - TI公司(Texas Instruments,德州仪器)
产品特性
- 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
- Power Path Management
- Synchronous Switching MOSFETs
- 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
产品应用
- Tablet PC and Smart Phone
- Portable Audio Speaker
- Portable Media Players
- Internet Devices
产品说明
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.
产品器件信息
PART NUMBER | PACKAGE | BODY SIZE (NOM) |
---|---|---|
bq24190 | VQFN (24) | 4.00 mm x 4.00 mm |
bq24192 | ||
bq24192I |
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