Datasheet Texas Instruments BQ27421YZFR-G1B — Datenblatt
| Hersteller | Texas Instruments |
| Serie | BQ27421-G1 |
| Artikelnummer | BQ27421YZFR-G1B |
Systemseitige (tm) Kraftstoffanzeige mit integriertem Messwiderstand | Batterie-Gasanzeige 9-DSBGA -40 bis 85
Datenblätter
bq27421-G1 System-Side Impedance Track Fuel Gauge With Integrated Sense Resistor datasheet
PDF, 1.1 Mb, Revision: E, Datei veröffentlicht: Jan 6, 2016
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Preise
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Verpackung
| Pin | 9 | 9 |
| Package Type | YZF | YZF |
| Industry STD Term | DSBGA | DSBGA |
| JEDEC Code | S-XBGA-N | S-XBGA-N |
| Package QTY | 3000 | 3000 |
| Carrier | LARGE T&R | LARGE T&R |
| Device Marking | G1B | BQ27421 |
| Width (mm) | 1.75 | 1.75 |
| Length (mm) | 1.75 | 1.75 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | .625 | .625 |
| Mechanical Data | Herunterladen | Herunterladen |
Parameter
| Battery Capacity(Max) | 8000 mAh |
| Battery Capacity(Min) | 100 mAh |
| Cell Balancing | N/A |
| Cell Chemistry | Li-Ion/Li-Polymer |
| Communication Interface | I2C |
| External Capacity Indication | None |
| Gas Gauge Algorithm | IT (High accuracy) |
| Implementation | System |
| Number of Series Cells | Single Cell |
| Operating Temperature Range | -40 to 85 C |
| Package Group | DSBGA |
| Package Size: mm2:W x L | See datasheet (DSBGA) PKG |
| Pin/Package | 9DSBGA |
| Rating | Catalog |
| Special Features | Integrated Sense Resistor |
Öko-Plan
| RoHS | Compliant |
Design Kits und Evaluierungsmodule
- Evaluation Modules & Boards: BQ27421EVM-G1B
BQ27421EVM-G1B System-Side Battery Fuel (Gas) Gauge Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: BQ27421EVM-G1A
BQ27421EVM-G1A System-Side Battery Fuel (Gas) Gauge Evaluation Module Board
Lifecycle Status: Active (Recommended for new designs) - Development Kits: BQ27GDK000EVM
Gauge Development Kit (GDK)
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: EV2400
USB-Based PC Interface Board for Battery Fuel (Gas) Gauge Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: EV2300
USB-Based PC Interface Board for Battery Fuel (Gas) Gauge Evaluation
Lifecycle Status: Active (Recommended for new designs)
Anwendungshinweise
- Single Cell Gas Gauge Circuit DesignPDF, 154 Kb, Datei veröffentlicht: Feb 22, 2008
- Verification and Accuracy Test Methods of Gas GaugesPDF, 51 Kb, Datei veröffentlicht: Jun 5, 2013
- Theory and Implementation of Impedance Track Battery Fuel-Gauging AlgorithmPDF, 608 Kb, Datei veröffentlicht: 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. - Single Cell Impedance Track Printed-Circuit Board LayoutPDF, 403 Kb, Datei veröffentlicht: Feb 22, 2008
bq20z70/90 Printed-Circuit Board Layout Guide - Going to Production With the bq274xx Family of Gas GaugesPDF, 1.2 Mb, Datei veröffentlicht: Jun 27, 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 Kb, Datei veröffentlicht: Oct 11, 2013
Modellreihe
Serie: BQ27421-G1 (6)
- BQ27421YZFR-G1A BQ27421YZFR-G1B BQ27421YZFR-G1D BQ27421YZFT-G1A BQ27421YZFT-G1B BQ27421YZFT-G1D
Herstellerklassifikation
- Semiconductors > Power Management > Battery Management Products > Battery Fuel Gauge
Andere Namen:
BQ27421YZFRG1B, BQ27421YZFR G1B