SMBus 1- to 4-cell Hybrid Power Boost Mode Battery Charge Controller Reference Design
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Key Document
Description
The TIDA-00657 reference design enables high efficiency (90+% @1-2A) and faster charge with high charging current up to 3A. The design uses TI's BQ24780 Industrial Innovative Charge Controlller with Hybrid Power Boost Mode and also features power and processor hot monitoring capability.
Features
- Support 1~4 Cell battery from 4.5V~24V adapter
- Industrial Innovative Charge Controller with Hybrid Power Boost Mode
- High Accuracy Power and Current Monitoring for CPU throttling
- Automatic NMOS Power Source Selection from Adapter or Battery
- Programmable Input Current, Charge Voltage, Charge and Discharge Current Limit
- Both host control and autonomous charging when the host is not available
- High Integration: Learn function, battery present monitor, boost mode indicator, loop compensation, BTST diode
View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.
Schematic/Block Diagram
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Design Guide
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TI Devices (3)
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CAD/CAE symbols
Texas Instruments and Accelerated Designs, Inc. have collaborated together to provide TI customers with schematic symbols and PCB layout footprints for TI products.
Step 1: Download and install the free download.
Step 2: Download the Symbol and Footprint from the CAD.bxl file table.
Texas Instruments and Accelerated Designs, Inc. have collaborated together to provide TI customers with schematic symbols and PCB layout footprints for TI products.
Step 1: Download and install the free download.
Step 2: Download the Symbol and Footprint from the CAD.bxl file table.
Step 3: Open the .bxl file with the Ultra Librarian software.
You can always access the complete CAD/CAE Symbols database at http://webench.ti.com/cad/
Both PCB footprints and schematic symbols are available for download in a vendor neutral format, which can then be exported to the leading EDA CAD/CAE design tools using the Ultra Librarian Reader. The reader is available as a (free download.).
The UL Reader is a subset of the Ultra Librarian toolset that can generate, import, and export components and their attributes in virtually any EDA CAD/CAE format.
Technical Documents
View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.
User guides (1)
| Title | Abstract | Type | Size (KB) | Date |
| | | PDF | 911 |
15 Sep 2017
|
Design files (6)
| | | PDF | 174 |
27 Sep 2017
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| | | ZIP | 969 |
23 Sep 2015
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| | | ZIP | 717 |
23 Sep 2015
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| | | PDF | 1887 |
23 Sep 2015
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| | | PDF | 293 |
23 Sep 2015
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| | | PDF | 496 |
23 Sep 2015
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