BQ24295RGER

The bq24295 is a highly-integrated switch-mode battery charge management and system power path management devices for 1 cell Li-Ion and Li-polymer battery in a wide range of power bank, tablet and other portable device applications.

Applications

• Power Bank for Smartphone, Tablet
• Portable Media Players
• Internet Devices

Key features

• 90% High Efficiency Switch Mode 3-A Charger
• 3.9-V to 6.2-V Single Input USB-Compliant Charger with 6.4-V Over-Voltage Protection
• USB Host or Charging Port D+/D- Detection Compatible to USB Battery Charger Spec (BC1.2)
• Support Non-Standard 2-A/1-A Adapters Detection
• Input Voltage and Current Limit
• Supports USB2.0 and USB 3.0
• Input Current Limit: 100 mA, 150 mA, 500 mA, 900 mA, 1 A, 1.5 A, 2 A, and 3 A
• Synchronous Boost Converter in Battery Boost Mode with
• Adjustable Output 4.55V - 5.5V at 1.5 A
• 90% 5.1-V Boost Mode Efficiency
• Fast OTG Startup (22 ms Typ)
• Narrow VDC (NVDC) Power Path Management
• Instant System On with No Battery or Deeply Discharged Battery
• Ideal Diode Operation in Battery Supplement Mode
• 1.5-MHz Switching Frequency for Low Profile 1.2-mm Inductor
• I2C Port for Optimal System Performance and Status Reporting
• Autonomous Battery Charging with or without Host Management
• Battery Charge Enable
• Battery Charge Preconditioning
• Charge Termination and Recharge
• High Accuracy
• ±0.5% Charge Voltage Regulation
• ±7% Charge Current Regulation
• ±7.5% Input Current Regulation
• ±3% Output Voltage Regulation in Boost Mode
• High Integration
• Power Path Management
• Synchronous Switching MOSFETs
• Integrated Current Sensing
• Bootstrap Diode
• Internal Loop Compensation