Datasheet Texas Instruments LP8551
| Manufacturer | Texas Instruments |
| Series | LP8551 |
High-Efficiency LED Backlight Driver for Notebooks
Datasheets
LP8551 High-Efficiency LED Backlight Driver for Notebooks datasheet
PDF, 1.5 Mb, Revision: E, File published: Sep 2, 2014
Extract from the document
Prices
Status
| LP8551TLE/NOPB | LP8551TLX/NOPB | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | No |
Packaging
| LP8551TLE/NOPB | LP8551TLX/NOPB | |
|---|---|---|
| N | 1 | 2 |
| Pin | 25 | 25 |
| Package Type | YZR | YZR |
| Industry STD Term | DSBGA | DSBGA |
| JEDEC Code | S-XBGA-N | S-XBGA-N |
| Package QTY | 250 | 3000 |
| Carrier | SMALL T&R | LARGE T&R |
| Device Marking | 8551 | 8551 |
| Width (mm) | 2.8 | 2.8 |
| Length (mm) | 3 | 3 |
| Thickness (mm) | .675 | .675 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | .675 | .675 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | LP8551TLE/NOPB | LP8551TLX/NOPB |
|---|---|---|
| Number of Channels | 4 | 4 |
| Duty Cycle(Max), % | 100 | 100 |
| LED | 40 | 40 |
| LED Current Per Channel, mA | 50 | 50 |
| Operating Temperature Range, C | -30 to 85 | -30 to 85 |
| Package Group | DSBGA | DSBGA |
| Package Size: mm2:W x L, PKG | See datasheet (DSBGA) | See datasheet (DSBGA) |
| Peak Efficiency, % | 91 | 91 |
| Rating | Catalog | Catalog |
| Shutdown Current(Typ), uA | 1 | 1 |
| Special Features | I2C Control | I2C Control |
| Switching Frequency(Max), kHz | 1250 | 1250 |
| Topology | Boost | Boost |
| Type | Inductive | Inductive |
| Vin(Max), V | 22 | 22 |
| Vin(Min), V | 5.5 | 5.5 |
| Vout(Max), V | 40 | 40 |
| Vout(Min), V | 10 | 10 |
Eco Plan
| LP8551TLE/NOPB | LP8551TLX/NOPB | |
|---|---|---|
| RoHS | Compliant | Compliant |
Model Line
Series: LP8551 (2)
Manufacturer's Classification
- Semiconductors> Power Management> LED Driver> Backlight
