Datasheet Texas Instruments BQ24120
| Manufacturer | Texas Instruments |
| Series | BQ24120 |
Synchronous Switch-Mode 1-cell Li-Ion Charger w/2A FET, enhanced EMI performance
Datasheets
bq2412x Single-Chip Switched-Mode, Li-Ion, and Li-Polymer Charge-Management IC With Enhanced EMI Performance (bqSWITCHERв„ў) datasheet
PDF, 2.1 Mb, Revision: H, File published: Nov 30, 2015
Extract from the document
Prices
Status
| BQ24120RHLR | BQ24120RHLRG4 | BQ24120RHLT | BQ24120RHLTG4 | |
|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No | No | Yes |
Packaging
| BQ24120RHLR | BQ24120RHLRG4 | BQ24120RHLT | BQ24120RHLTG4 | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 20 | 20 | 20 | 20 |
| Package Type | RHL | RHL | RHL | RHL |
| Industry STD Term | VQFN | VQFN | VQFN | VQFN |
| JEDEC Code | R-PQFP-N | R-PQFP-N | R-PQFP-N | R-PQFP-N |
| Package QTY | 3000 | 3000 | 250 | |
| Carrier | LARGE T&R | LARGE T&R | SMALL T&R | |
| Device Marking | BQU | BQU | BQU | |
| Width (mm) | 3.5 | 3.5 | 3.5 | 3.5 |
| Length (mm) | 4.5 | 4.5 | 4.5 | 4.5 |
| Thickness (mm) | .9 | .9 | .9 | .9 |
| Pitch (mm) | .5 | .5 | .5 | .5 |
| Max Height (mm) | 1 | 1 | 1 | 1 |
| Mechanical Data | Download | Download | Download | Download |
Parametrics
| Parameters / Models | BQ24120RHLR | BQ24120RHLRG4 | BQ24120RHLT | BQ24120RHLTG4 |
|---|---|---|---|---|
| # Series Cells | 1 | |||
| Absolute Vin (safety rating)(Max)(, V | 20 | 20 | 20 | |
| Absolute Vin (safety rating)(Max)((V)) | 20 | |||
| Approx. Price (US$) | 2.00 | 1ku | |||
| Battery Charge Voltage(Max), V | 4.2 | 4.2 | 4.2 | |
| Battery Charge Voltage(Max)(V) | 4.2 | |||
| Battery Charge Voltage(Min), V | 4.2 | 4.2 | 4.2 | |
| Battery Charge Voltage(Min)(V) | 4.2 | |||
| Cell Chemistry | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer | Li-Ion/Li-Polymer |
| Charge Current(Max), A | 2 | 2 | 2 | |
| Charge Current(Max)(A) | 2 | |||
| Control Interface | Standalone (RC-Settable) | Standalone (RC-Settable) | Standalone (RC-Settable) | Standalone (RC-Settable) |
| Control Topology | Switch-Mode Buck | Switch-Mode Buck | Switch-Mode Buck | Switch-Mode Buck |
| Number of Series Cells | 1 | 1 | 1 | |
| Operating Vin(Max), V | 16 | 16 | 16 | |
| Operating Vin(Max)(V) | 16 | |||
| Operating Vin(Min), V | 4.35 | 4.35 | 4.35 | |
| Operating Vin(Min)(V) | 4.35 | |||
| Package Group | VQFN | VQFN | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 20VQFN: 16 mm2: 3.5 x 4.5(VQFN) | 20VQFN: 16 mm2: 3.5 x 4.5(VQFN) | 20VQFN: 16 mm2: 3.5 x 4.5(VQFN) | |
| Package Size: mm2:W x L (PKG) | 20VQFN: 16 mm2: 3.5 x 4.5(VQFN) | |||
| Special Features | Integrated FET,Temp Monitoring (Thermistor Pin) | Integrated FET,Temp Monitoring (Thermistor Pin) | Integrated FET,Temp Monitoring (Thermistor Pin) | Integrated FET Temp Monitoring (Thermistor Pin) |
| USB Feature | N/A | N/A | N/A | N/A |
Eco Plan
| BQ24120RHLR | BQ24120RHLRG4 | BQ24120RHLT | BQ24120RHLTG4 | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Not Compliant |
| Pb Free | No |
Application Notes
- Implementations of Battery Charger and Power-Path Mgmt System Using bq241xxPDF, 752 Kb, File published: Jun 6, 2006
This application report presents four system topologies that can be used to fully implement a portable power management system solution using the bqSWITCHERв„ў. Test results and the advantages and issues of each topology are discussed. - Drive High Current LEDsPDF, 437 Kb, File published: Jan 25, 2007
This application report presents high-current LED driving requirements that use the TI integrated boost converter IC TPS6106x and integrated buck converter IC bqSWITCHERв„ў (bq2410x/11x/12x). Step-by-step design procedures, measurement results, and two dimming methods are provided and discussed.
Model Line
Series: BQ24120 (4)
Manufacturer's Classification
- Semiconductors> Power Management> Battery Management Products> Battery Charger IC
