PDF, 154 Kb, 档案已发布: Feb 22, 2008
PDF, 53 Kb, 修订版: B, 档案已发布: May 15, 2014
PDF, 44 Kb, 档案已发布: Jul 24, 2009
This document describes the change made from bq27505-J1 to bq27505-J2. The latest ordering information and data sheet are available on the TI Web site. Note that bq27505-J1 uses firmware version 2.07 and the bq27505-J2 uses firmware version 2.15.
PDF, 373 Kb, 档案已发布: Aug 8, 2009
TI's Impedance Trackв„ў fuel gauge is designed for accurately reporting battery remaining capacity and run time. It is necessary to design and implement the gauge correctly to achieve this. This application report provides an example of how to design the bq27505 into a system motherboard for a smart phone system.
PDF, 608 Kb, 档案已发布: Jan 31, 2008
This application report outlines the theory of Impedance Trackв„ў (IT) technology used in the bq2750x series of fuel gauge ICs for single-cell Li-ion applications (e.g., smart phones, media players, and PDAs). The implementation of the IT algorithm in the bq2750x family is reviewed, and the settings of data flash constants associated with the fuel-gauging algorithm is described in detail.
PDF, 403 Kb, 档案已发布: Feb 22, 2008
bq20z70/90 Printed-Circuit Board Layout Guide
PDF, 393 Kb, 档案已发布: Mar 21, 2008
The Texas Instruments Impedance Trackв„ў (IT) fuel gauge is designed for reporting remaining battery capacity and run time accurately. To effectively accomplish this reporting a real application environment must be used for test results. The test board should be designed as similar to the real application circuit as possible. This application report outlines the procedure for implementing an accurac
PDF, 2.3 Mb, 档案已发布: Aug 8, 2009
The Texas Instruments bq27505 series system-side, Li-ion battery fuel gauge is a microcontroller peripheral that provides fuel gauging for single-cell, Li-ion battery packs. The device requires little system microcontroller firmware development. The bq27505 resides on the system main board and manages an embedded battery (nonremovable) or a removable battery pack.
PDF, 1.1 Mb, 修订版: F, 档案已发布: Oct 9, 2014
PDF, 350 Kb, 修订版: A, 档案已发布: May 26, 2010
MSP430, bq26100, bq26100EVM, bq26150, bq26150EVM, bq26500, bq27000, bq27000EVM, bq27200, b MSP430 Microcontroller Software for Handheld Fuel Gauge & Battery Authentication
PDF, 964 Kb, 档案已发布: Jan 7, 2010
Texas Instruments advanced fuel gauges, employing the Impedance Trackв„ў algorithm, offer an unmatched array of features and benefits. Sometimes, however, the learning cycle to generate the golden image may seem a little challenging. In addition, determining the correct chemistry model and producing the golden image file can be time consuming. This application report describes the necessary p
PDF, 655 Kb, 档案已发布: Aug 17, 2009
This application report presents a strategy for high-speed and economical calibration and production programming of the bq27505 single-cell, gas gauge chipsets. Flowchart examples are provided, along with step-by-step instructions for preparing a calibration data set that is required when creating the Golden Data Flash Image that is programmed into all bq27505 devices at the original equipment man
PDF, 107 Kb, 修订版: A, 档案已发布: Feb 21, 2011
bq27500 bq27500-V100 bq27500-V120 bq27500-V130 bq27501 bq27505 bq27505-J2 bq27505-J3 bq275 Updating bq275xx Firmware at Production
PDF, 29 Kb, 档案已发布: Jan 26, 2010
This document describes the change made from bq27505-J2 to bq27505-J3. The latest ordering information and data sheet are available on the TI Web site. Note: The bq27505-J2 uses firmware version 2.15 and the bq27505-J3 uses firmware version 2.20
PDF, 955 Kb, 修订版: A, 档案已发布: Jul 22, 2008
This application report provides the procedure to update bq2750x firmware and the learned golden image (*.DFI file) in bq27500 data flash from the previous firmware version.
PDF, 1.4 Mb, 档案已发布: Jul 29, 2009
The bq27505 battery fuel gauge has many data flash constants that can configure the device with various, different options for most features. The data flash of the bq27505 is split into sections, which are described in detail in this document.
PDF, 152 Kb, 档案已发布: Oct 12, 2007
PDF, 9.7 Mb, 档案已发布: Jul 28, 2008
PDF, 570 Kb, 档案已发布: Mar 11, 2009
