• High Efficiency Switch Mode Charger
  • 2.5-A (bq24195L) or 4.5-A (bq24195) Fast Charging
  • 92% Charge Efficiency at 2 A, 90% at 4 A
• Synchronous Boost Converter in Battery Boost Mode
  • 5.1 V at 1 A (bq24195L) or 5.1 V at 2.1 A (bq24195)
  • 94% 5.1-V Boost Efficiency at 1 A, 91% at 2.1 A
• 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
• 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 QFN-24 Package

• Power Bank for Smartphone, Tablet
• Tablet PC and Smart Phone
• Portable Audio Speaker
• Portable Media Players
• Internet Devices

The bq24195L, bq24195 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 power bank, tablet and other portable devices.

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