Datasheet Texas Instruments BQ4050
| Manufacturer | Texas Instruments |
| Series | BQ4050 |
1-4 Series CEDV Battery Fuel (Gas) Gauge
Datasheets
bq4050 CEDV Gas Gauge and Protection Solution for 1-Series to 4-Series Cell Li-Ion Battery Packs datasheet
PDF, 1.9 Mb, Revision: A, File published: Mar 29, 2016
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Status
| BQ4050RSMR | BQ4050RSMT | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | Yes |
Packaging
| BQ4050RSMR | BQ4050RSMT | |
|---|---|---|
| N | 1 | 2 |
| Pin | 32 | 32 |
| Package Type | RSM | RSM |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | BQ4050 | BQ4050 |
| Width (mm) | 4 | 4 |
| Length (mm) | 4 | 4 |
| Thickness (mm) | .9 | .9 |
| Pitch (mm) | .4 | .4 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | BQ4050RSMR | BQ4050RSMT |
|---|---|---|
| Battery Capacity(Max), mAh | 29000 | 29000 |
| Battery Capacity(Min), mAh | 500 | 500 |
| Cell Balancing | External,Internal | External,Internal |
| Cell Chemistry | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer |
| Communication Interface | SMBus | SMBus |
| External Capacity Indication | LED | LED |
| Gas Gauge Algorithm | CEDV | CEDV |
| Implementation | Pack | Pack |
| Number of Series Cells | 2-4 Cells,Single Cell | 2-4 Cells,Single Cell |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 |
| Package Group | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 32VQFN: 16 mm2: 4 x 4(VQFN) | 32VQFN: 16 mm2: 4 x 4(VQFN) |
| Pin/Package | 32VQFN | 32VQFN |
| Rating | Catalog | Catalog |
| Special Features | Cell Balancing,Integrated Protector,SHA-1 Authentication | Cell Balancing,Integrated Protector,SHA-1 Authentication |
Eco Plan
| BQ4050RSMR | BQ4050RSMT | |
|---|---|---|
| RoHS | Compliant | Compliant |
Model Line
Series: BQ4050 (2)
Manufacturer's Classification
- Semiconductors> Power Management> Battery Management Products> Battery Fuel Gauge
