SMBus 1- to 4-cell Hybrid Power Boost Mode Battery Charge Controller Reference Design

(ACTIVE) TIDA-00657

Description & Features

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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

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Schematic/Block Diagram

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Design Guide

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Design Files

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Bill of Materials (BOM)

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Part Number Buy from Texas Instruments or Third Party Buy from Authorized Distributor Status

BQ24780SEVM-583:
1-4 Cell Hybrid Power Boost Mode Battery Charge Controller Evaluation Module

$99.00(USD)


Pricing may vary.



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TI Devices (3)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
BQ24780S  1-4 Cell Hybrid Power Boost Mode Battery Charge Controller with Power and Processor Hot Monitoring  Battery management  Sample & Buy View Design Kits & Evaluation Modules
CSD17308Q3  30V N-Channel NexFET™ Power MOSFET   MOSFETs  Sample & Buy View Design Kits & Evaluation Modules
TPS3898  Single-Channel Ultra-Small Adjustable Supervisory Circuit With Active-Low Open-Drain Output  Power management  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
BQ24780S Download -
CSD17308Q3 VSON-CLIP (DQG)| 8 Download Download
TPS3898 Download Download

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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 Views TI Recommends
PDF 911 15 Sep 2017 35
Design files (6)
Title Abstract Type Size (KB) Date Views
PDF 174 27 Sep 2017 33
ZIP 969 23 Sep 2015 23
ZIP 717 23 Sep 2015 18
PDF 1887 23 Sep 2015 18
PDF 293 23 Sep 2015 12
PDF 496 23 Sep 2015 54
Related Tools & Software

Software (2)


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