BQ25886RGER

• High-efficiency 2-A, 1.5-MHz switch mode boostcharger
  • 93.4% Charge efficiency at 5-V adapter, 7.6-V battery, 1-Acharge
  • Optimized for USBinput and 2-cell Li-Ion battery
• Single input to support USB inputadapters
  • Supports4.3-V to 6.2-V input voltage range with 20-V absolute maximuminput voltage rating
  • Input current limit (500 mA to 3.3A) to support USB2.0, USB3.0standard adapters
  • Integrated USB D+/D- auto-detect USB SDP, CDP,DCP, and non-standard adapters
• Standalone function with PowerPath management
  • Highest battery discharge efficiency with17-m? battery discharge MOSFET
  • Narrow VDC (NVDC) PowerPath management
    • Instant-on works with no battery or deeply discharged battery
    • Ideal diode operation in battery supplement mode
  • Adjustable charge voltage with VSET pin supports 8.2 V, 8.4V, 8.7 V, and 8.8 V
  • Adjustable charge current with ICHGSET pin supports 100 to2200 mA
  • Adjustable input current limit with ILIM pin
• Input current optimizer (ICO) to maximize input power withoutoverloading adapters
• High integration includes all MOSFETs, current sensing and loopcompensation
• High accuracy
  • ±0.5% Charge voltage regulation
  • ±5% Charge current regulation
  • ±7.5%Input current regulation
• Safety
  • Battery temperature sensing in charge
  • Thermal regulation and thermal shutdown

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The BQ25886 is a highly-integrated 2-A boost switch-mode batterycharge management and system PowerPath management whichenables instant power on and provides accurate termination control device for 2-cell (2s)Li-Ion and Li-polymer battery.The BQ25886 is a standalonesolution with PowerPath and OTG.