Datasheet Texas Instruments BQ27505-J4 — Даташит

Производитель	Texas Instruments
Серия	BQ27505-J4

Datasheets

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Корпус / Упаковка / Маркировка

Экологический статус

Application Notes

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  Single Cell Gas Gauge Circuit Design
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  Using I2C Communication With the bq275xx Series of Fuel Gauges (Rev. B)
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  How to Use bq27505 in a Smart Phone System
  PDF, 373 Кб, Файл опубликован: 8 авг 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.
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  Theory and Implementation of Impedance Track Battery Fuel-Gauging Algorithm
  PDF, 608 Кб, Файл опубликован: 31 янв 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.
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  Single Cell Impedance Track Printed-Circuit Board Layout
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  bq20z70/90 Printed-Circuit Board Layout Guide
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  Impedance Track Fuel Gauge Accuracy Test for GSM Phone Applications
  PDF, 393 Кб, Файл опубликован: 21 мар 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
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  Quick-Start Guide for bq27505 Family Gas Gauge
  PDF, 2.3 Мб, Файл опубликован: 8 авг 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.
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  bq27505-J4 to bq27505-J5 Change List
  PDF, 39 Кб, Файл опубликован: 9 май 2011
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  Achieving the Successful Learning Cycle
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  bq27500, bq27501, bq27510, bq27505, bq27541, bq27520 Achieving the Successful Learning Cycle
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  Configuring the bq275054-J4 Data Flash
  PDF, 1.6 Мб, Файл опубликован: 12 фев 2010
  The bq27505 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.
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  Going to Production With the bq275xx (Rev. F)
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  bq27505-J3 to bq27505-J4 Change List
  PDF, 30 Кб, Файл опубликован: 22 янв 2010
  This document describes the change made from bq27505-J3 to bq27505-J4. The latest ordering information and data sheet are available on the Texas Instruments Web site. Note: bq27505-J3 uses firmware version 2.20, and the bq27505-J4 uses firmware version 2.24.
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  MSP430 Microcontroller SW for Handheld Fuel Gauges and Battery Authentication (Rev. A)
  PDF, 350 Кб, Версия: A, Файл опубликован: 26 май 2010
  MSP430, bq26100, bq26100EVM, bq26150, bq26150EVM, bq26500, bq27000, bq27000EVM, bq27200, b MSP430 Microcontroller Software for Handheld Fuel Gauge & Battery Authentication
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  How to Generate Golden Image for Single-Cell Impedance Track(TM) Devices
  PDF, 964 Кб, Файл опубликован: 7 янв 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
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  Going to Production With the bq27505
  PDF, 655 Кб, Файл опубликован: 17 авг 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
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  Updating Firmware with the bq2750x and EVM (Rev. A)
  PDF, 955 Кб, Версия: A, Файл опубликован: 22 июл 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.
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  Configuring the bq27505 Data Flash
  PDF, 1.4 Мб, Файл опубликован: 29 июл 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.
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  Host-Side Gas-Gauge-System Design Considerations for Single-Cell Handheld Apps
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  Single Cell Gas Gauge Application Book
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  Improving Battery Safety, Charging, and Fuel Gauging in Portable Media Apps
  PDF, 570 Кб, Файл опубликован: 11 мар 2009

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Классификация производителя

• Semiconductors> Power Management> Battery Management Products> Battery Fuel Gauge