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BQ25886

Texas Instruments
Part Number BQ25886
Manufacturer Texas Instruments
Description 2-A Boost-Mode Battery Charger
Published Aug 9, 2019
Detailed Description Product Folder Order Now Technical Documents Tools & Software Support & Community BQ25886 SLUSD88A – MARCH 2019 – R...
Datasheet PDF File BQ25886 PDF File

BQ25886
BQ25886

Overview
Product Folder Order Now Technical Documents Tools & Software Support & Community BQ25886 SLUSD88A – MARCH 2019 – REVISED JUNE 2019 BQ25886 Standalone 2-Cell, 2-A Boost-Mode Battery Charger With PowerPath, USB BC1.
2 Detection, and USB On-The-Go Boost (OTG) 1 Features •1 High-efficiency 2-A, 1.
5-MHz switch mode boost charger – 93.
4% Charge efficiency at 5-V adapter, 7.
6-V battery, 1-A charge – Optimized for USB input and 2-cell Li-Ion battery • Single input to support USB input adapters – Supports 4.
3-V to 6.
2-V input voltage range with 20-V absolute maximum input voltage rating – Input current limit (500 mA to 3.
3 A) to support USB2.
0, USB3.
0 standard adapters – Integrated USB D+/D- auto-detect USB SDP, CDP, DCP, and non-standard adapters • Standalone function with PowerPath management – Highest battery discharge efficiency with 17mΩ 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.
4 V, 8.
7 V, and 8.
8 V – Adjustable charge current with ICHGSET pin supports 100 to 2200 mA – Adjustable input current limit with ILIM pin • Input current optimizer (ICO) to maximize input power without overloading adapters • High integration includes all MOSFETs, current sensing and loop compensation • 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 2 Applications • Wireless speaker • Smart Speaker • EPOS Printer • Portable POS • IP network camera 3 Description The BQ25886 is a highly-integrated 2-A boost switchmode battery charge management and system PowerPath management which enables instant power on and provides accurate termination control device for 2-cell (2s) Li-Ion and Li-polymer battery.
The BQ25886 is a standalone solution with ...


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