BQ24192

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq24190, bq24192, bq24192I SLUSAW5B – JANUARY 2012 – REVISED DECEMBER 2014 bq2419x I2C Controlled 4.5-A Single Cell USB/Adapter Charger with Narrow VDC Power Path Management and USB OTG 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...