Datasheet Texas Instruments LP8543SQ/NOPB
| Manufacturer | Texas Instruments |
| Series | LP8543 |
| Part Number | LP8543SQ/NOPB |
SMBus/I2C Controlled WLED Driver for Medium Sized LCD Backlight 24-WQFN
Datasheets
LP8543 SMBus/I2C Controlled WLED Driver for Medium-Sized LCD Backlight datasheet
PDF, 1.2 Mb, Revision: D, File published: Mar 12, 2013
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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 | 1000 |
| Carrier | SMALL T&R |
| Device Marking | L8543SQ |
| Width (mm) | 4 |
| Length (mm) | 4 |
| Thickness (mm) | .75 |
| Pitch (mm) | .5 |
| Max Height (mm) | .8 |
| Mechanical Data | Download |
Parametrics
| Number of Channels | 7 |
| Duty Cycle(Max) | 100 % |
| LED | 70 |
| LED Current Per Channel | 60 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 | 91 % |
| Rating | Catalog |
| Shutdown Current(Typ) | 1 uA |
| Special Features | Enable/Shutdown,I2C Control,PWM Control |
| Switching Frequency(Max) | 1250 kHz |
| Topology | Boost,Current Sink |
| Type | Inductive |
| Vin(Max) | 22 V |
| Vin(Min) | 5.5 V |
| Vout(Max) | 40 V |
| Vout(Min) | 10 V |
Eco Plan
| RoHS | Compliant |
Model Line
Series: LP8543 (3)
- LP8543SQ/NOPB LP8543SQE/NOPB LP8543SQX/NOPB
Manufacturer's Classification
- Semiconductors > Power Management > LED Driver > Backlight LED Driver
