Datasheet Texas Instruments LM3549SQE/NOPB
| Manufacturer | Texas Instruments |
| Series | LM3549 |
| Part Number | LM3549SQE/NOPB |
High Power Sequential LED Driver 24-WQFN -30 to 85
Datasheets
LM3549 High Power Sequential LED Driver datasheet
PDF, 993 Kb, Revision: A, File published: May 3, 2013
Extract from the document
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Packaging
| Pin | 24 |
| Package Type | RTW |
| Industry STD Term | WQFN |
| JEDEC Code | S-PQFP-N |
| Package QTY | 250 |
| Carrier | SMALL T&R |
| Device Marking | L3549SQ |
| Width (mm) | 4 |
| Length (mm) | 4 |
| Thickness (mm) | .75 |
| Pitch (mm) | .5 |
| Max Height (mm) | .8 |
| Mechanical Data | Download |
Parametrics
| Number of Channels | 3 |
| Iout(Max) | 0.720 A |
| Iq(Typ) | 1.6 mA |
| LED | 3 |
| LED Configuration | Parallel |
| LED Current Per Channel | 235 mA |
| Operating Temperature Range | -30 to 85 C |
| Package Group | WQFN |
| Package Size: mm2:W x L | 24WQFN: 16 mm2: 4 x 4(WQFN) PKG |
| Peak Efficiency | 95 % |
| Program Memory | Yes |
| Programmable Ramp Control | Yes |
| Rating | Catalog |
| Shutdown Current(Typ) | 1 uA |
| Special Features | I2C Control |
| Topology | Boost |
| Vin(Max) | 5.5 V |
| Vin(Min) | 2.7 V |
| Vout(Max) | 4.6 V |
| Vout(Min) | 2.7 V |
Eco Plan
| RoHS | Compliant |
Design Kits & Evaluation Modules
- Evaluation Modules & Boards: LM3549SQEVNOPB
LM3549 Evaluation Module
Lifecycle Status: Active (Recommended for new designs)
Model Line
Series: LM3549 (3)
- LM3549SQ/NOPB LM3549SQE/NOPB LM3549SQX/NOPB
Manufacturer's Classification
- Semiconductors > Power Management > LED Driver > RGB & White LED Driver