Datasheet Texas Instruments BQ24271
| Manufacturer | Texas Instruments |
| Series | BQ24271 |
1.5A, Single-Input, Single Cell Switchmode Li-Ion BATTERY CHARGER with Power Path Management and I2C
Datasheets
1.5A, Single-Input, Single Cell Switchmode Li-Ion Battery Charger datasheet
PDF, 1.9 Mb, File published: May 31, 2012
Extract from the document
Status
| BQ24271RGER | BQ24271RGET | BQ24271YFFR | BQ24271YFFT | |
|---|---|---|---|---|
| Lifecycle Status | NRND (Not recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No | No | Yes |
Packaging
| BQ24271RGER | BQ24271RGET | BQ24271YFFR | BQ24271YFFT | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 24 | 24 | 49 | 49 |
| Package Type | RGE | RGE | YFF | YFF |
| Industry STD Term | VQFN | VQFN | DSBGA | DSBGA |
| JEDEC Code | S-PQFP-N | S-PQFP-N | R-XBGA-N | R-XBGA-N |
| Package QTY | 3000 | 250 | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R | LARGE T&R | SMALL T&R |
| Device Marking | BQ | BQ | BQ24271 | BQ24271 |
| Width (mm) | 4 | 4 | ||
| Length (mm) | 4 | 4 | ||
| Thickness (mm) | .88 | .88 | .425 | .425 |
| Pitch (mm) | .5 | .5 | .4 | .4 |
| Max Height (mm) | 1 | 1 | .625 | .625 |
| Mechanical Data | Download | Download | Download | Download |
Parametrics
| Parameters / Models | BQ24271RGER | BQ24271RGET | BQ24271YFFR | BQ24271YFFT |
|---|---|---|---|---|
| Absolute Vin (safety rating)(Max)(, V | 20 | 20 | 20 | 20 |
| Battery Charge Voltage(Max), V | 4.44 | 4.44 | 4.44 | 4.44 |
| Battery Charge Voltage(Min), V | 3.5 | 3.5 | 3.5 | 3.5 |
| Cell Chemistry | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer |
| Charge Current(Max), A | 1.5 | 1.5 | 1.5 | 1.5 |
| Control Interface | I2C | I2C | I2C | I2C |
| Control Topology | Switch-Mode Buck | Switch-Mode Buck | Switch-Mode Buck | Switch-Mode Buck |
| Number of Series Cells | 1 | 1 | 1 | 1 |
| Operating Vin(Max), V | 6 | 6 | 6 | 6 |
| Operating Vin(Min), V | 4.2 | 4.2 | 4.2 | 4.2 |
| Package Group | DSBGA | DSBGA | DSBGA | DSBGA |
| Package Size: mm2:W x L, PKG | See datasheet (DSBGA) | See datasheet (DSBGA) | See datasheet (DSBGA) | See datasheet (DSBGA) |
| Special Features | Integrated FET,JEITA BAT Temp Monitoring (Thermistor Pin),Power Path,Temp Monitoring (Thermistor Pin) | Integrated FET,JEITA BAT Temp Monitoring (Thermistor Pin),Power Path,Temp Monitoring (Thermistor Pin) | Integrated FET,JEITA BAT Temp Monitoring (Thermistor Pin),Power Path,Temp Monitoring (Thermistor Pin) | Integrated FET,JEITA BAT Temp Monitoring (Thermistor Pin),Power Path,Temp Monitoring (Thermistor Pin) |
| USB Feature | USB PSEL | USB PSEL | USB PSEL | USB PSEL |
Eco Plan
| BQ24271RGER | BQ24271RGET | BQ24271YFFR | BQ24271YFFT | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: BQ24271 (4)
Manufacturer's Classification
- Semiconductors> Power Management> Battery Management Products> Battery Charger IC