Datasheet Texas Instruments BQ27421-G1 — Даташит
| Производитель | Texas Instruments |
| Серия | BQ27421-G1 |
Системный указатель уровня топлива со встроенным сенсорным резистором | Датчик уровня заряда аккумулятора
Datasheets
bq27421-G1 System-Side Impedance Track Fuel Gauge With Integrated Sense Resistor datasheet
PDF, 1.1 Мб, Версия: E, Файл опубликован: 6 янв 2016
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Цены
| BQ27421YZFT Texas Instruments | по запросу | ||
Статус
| BQ27421YZFR-G1A | BQ27421YZFR-G1B | BQ27421YZFR-G1D | BQ27421YZFT-G1A | BQ27421YZFT-G1B | BQ27421YZFT-G1D | |
|---|---|---|---|---|---|---|
| Статус продукта | В производстве | В производстве | В производстве | В производстве | В производстве | В производстве |
| Доступность образцов у производителя | Да | Нет | Да | Нет | Нет | Да |
Корпус / Упаковка / Маркировка
| BQ27421YZFR-G1A | BQ27421YZFR-G1B | BQ27421YZFR-G1D | BQ27421YZFT-G1A | BQ27421YZFT-G1B | BQ27421YZFT-G1D | |
|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 |
| Pin | 9 | 9 | 9 | 9 | 9 | 9 |
| Package Type | YZF | YZF | YZF | YZF | YZF | YZF |
| Industry STD Term | DSBGA | DSBGA | DSBGA | DSBGA | DSBGA | DSBGA |
| JEDEC Code | S-XBGA-N | S-XBGA-N | S-XBGA-N | S-XBGA-N | S-XBGA-N | S-XBGA-N |
| Package QTY | 3000 | 3000 | 3000 | 250 | 250 | 250 |
| Carrier | LARGE T&R | LARGE T&R | LARGE T&R | SMALL T&R | SMALL T&R | SMALL T&R |
| Маркировка | BQ27421 | G1B | BQ27421 | G1A | BQ27421 | G1D |
| Width (мм) | 1.75 | 1.75 | 1.75 | 1.75 | 1.75 | 1.75 |
| Length (мм) | 1.75 | 1.75 | 1.75 | 1.75 | 1.75 | 1.75 |
| Pitch (мм) | .5 | .5 | .5 | .5 | .5 | .5 |
| Max Height (мм) | .625 | .625 | .625 | .625 | .625 | .625 |
| Mechanical Data | Скачать | Скачать | Скачать | Скачать | Скачать | Скачать |
Параметры
| Parameters / Models | BQ27421YZFR-G1A | BQ27421YZFR-G1B | BQ27421YZFR-G1D | BQ27421YZFT-G1A | BQ27421YZFT-G1B | BQ27421YZFT-G1D |
|---|---|---|---|---|---|---|
| Battery Capacity(Max), mAh | 8000 | 8000 | 8000 | 8000 | 8000 | 8000 |
| Battery Capacity(Min), mAh | 100 | 100 | 100 | 100 | 100 | 100 |
| Cell Balancing | N/A | N/A | N/A | N/A | N/A | N/A |
| Cell Chemistry | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer |
| Communication Interface | I2C | I2C | I2C | I2C | I2C | I2C |
| External Capacity Indication | None | None | None | None | None | None |
| Gas Gauge Algorithm | IT (High accuracy) | IT (High accuracy) | IT (High accuracy) | IT (High accuracy) | IT (High accuracy) | IT (High accuracy) |
| Implementation | System | System | System | System | System | System |
| Number of Series Cells | Single Cell | Single Cell | Single Cell | Single Cell | Single Cell | Single Cell |
| Рабочий диапазон температур, C | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 |
| Package Group | DSBGA | DSBGA | DSBGA | DSBGA | DSBGA | DSBGA |
| Package Size: mm2:W x L, PKG | See datasheet (DSBGA) | See datasheet (DSBGA) | See datasheet (DSBGA) | See datasheet (DSBGA) | See datasheet (DSBGA) | See datasheet (DSBGA) |
| Pin/Package | 9DSBGA | 9DSBGA | 9DSBGA | 9DSBGA | 9DSBGA | 9DSBGA |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| Special Features | Integrated Sense Resistor | Integrated Sense Resistor | Integrated Sense Resistor | Integrated Sense Resistor | Integrated Sense Resistor | Integrated Sense Resistor |
Экологический статус
| BQ27421YZFR-G1A | BQ27421YZFR-G1B | BQ27421YZFR-G1D | BQ27421YZFT-G1A | BQ27421YZFT-G1B | BQ27421YZFT-G1D | |
|---|---|---|---|---|---|---|
| RoHS | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим |
Application Notes
- Single Cell Gas Gauge Circuit DesignPDF, 154 Кб, Файл опубликован: 22 фев 2008
- Verification and Accuracy Test Methods of Gas GaugesPDF, 51 Кб, Файл опубликован: 5 июн 2013
- Theory and Implementation of Impedance Track Battery Fuel-Gauging AlgorithmPDF, 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. - Single Cell Impedance Track Printed-Circuit Board LayoutPDF, 403 Кб, Файл опубликован: 22 фев 2008
bq20z70/90 Printed-Circuit Board Layout Guide - Going to Production With the bq274xx Family of Gas GaugesPDF, 1.2 Мб, Файл опубликован: 27 июн 2011
This application report presents a strategy for high-speed, economical calibration and production programming of the bq274xx single-cell gas gauge. 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 (DFI) that is programmed into all bq274xx devices on the production line. - Low-Power, Long Runtime Fuel Gauging SchemePDF, 52 Кб, Файл опубликован: 11 окт 2013
Модельный ряд
Серия: BQ27421-G1 (6)
Классификация производителя
- Semiconductors> Power Management> Battery Management Products> Battery Fuel Gauge
