Datasheet Texas Instruments LP8543SQ/NOPB — Datenblatt
| Hersteller | Texas Instruments | 
| Serie | LP8543 | 
| Artikelnummer | LP8543SQ/NOPB | 

SMBus / I2C-gesteuerter WLED-Treiber für mittelgroße LCD-Hintergrundbeleuchtung 24-WQFN
Datenblätter
LP8543 SMBus/I2C Controlled WLED Driver for Medium-Sized LCD Backlight datasheet
PDF, 1.2 Mb, Revision: D, Datei veröffentlicht: Mar 12, 2013
Auszug aus dem Dokument
Status
| Lifecycle Status | Active (Recommended for new designs) | 
| Manufacture's Sample Availability | Yes | 
Verpackung
| 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 | Herunterladen | 
Parameter
| 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 | 
Öko-Plan
| RoHS | Compliant | 
Modellreihe
Serie: LP8543 (3)
- LP8543SQ/NOPB LP8543SQE/NOPB LP8543SQX/NOPB
Herstellerklassifikation
- Semiconductors > Power Management > LED Driver > Backlight LED Driver