Datasheet Texas Instruments LM27951 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | LM27951 |

LED blanco Adaptador de corriente de condensador conmutado adaptativo 1.5X / 1X
Hojas de datos
LM27951 White LED Adaptive 1.5Г—/1Г— Switched-Capacitor Current Driver datasheet
PDF, 867 Kb, Revisión: C, Archivo publicado: feb 17, 2016
Extracto del documento
Estado
| LM27951SD | LM27951SD/NOPB | LM27951SDX/NOPB | |
|---|---|---|---|
| Estado del ciclo de vida | NRND (No recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | No | Sí | No |
Embalaje
| LM27951SD | LM27951SD/NOPB | LM27951SDX/NOPB | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Pin | 14 | 14 | 14 |
| Package Type | NHK | NHK | NHK |
| Industry STD Term | WSON | WSON | WSON |
| JEDEC Code | R-PDSO-N | R-PDSO-N | R-PDSO-N |
| Package QTY | 1000 | 1000 | 4500 |
| Carrier | SMALL T&R | SMALL T&R | LARGE T&R |
| Device Marking | D006B | D006B | D006B |
| Width (mm) | 3 | 3 | 3 |
| Length (mm) | 4 | 4 | 4 |
| Thickness (mm) | .8 | .8 | .8 |
| Pitch (mm) | .5 | .5 | .5 |
| Max Height (mm) | .8 | .8 | .8 |
| Mechanical Data | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | LM27951SD![]() | LM27951SD/NOPB![]() | LM27951SDX/NOPB![]() |
|---|---|---|---|
| Number of Channels | 4 | 4 | 4 |
| Duty Cycle(Max), % | 100 | 100 | 100 |
| LED | 4 | 4 | 4 |
| LED Current Per Channel, mA | 30 | 30 | 30 |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 | -40 to 85 |
| Package Group | WSON | WSON | WSON |
| Package Size: mm2:W x L, PKG | See datasheet (WSON) | See datasheet (WSON) | See datasheet (WSON) |
| Peak Efficiency, % | 85 | 85 | 85 |
| Rating | Catalog | Catalog | Catalog |
| Shutdown Current(Typ), uA | 0.1 | 0.1 | 0.1 |
| Special Features | Direct PWM Dimming | Direct PWM Dimming | Direct PWM Dimming |
| Switching Frequency(Max), kHz | 975 | 975 | 975 |
| Topology | Boost | Boost | Boost |
| Type | Capacitive | Capacitive | Capacitive |
| Vin(Max), V | 5.5 | 5.5 | 5.5 |
| Vin(Min), V | 2.8 | 2.8 | 2.8 |
| Vout(Max), V | 5.5 | 5.5 | 5.5 |
| Vout(Min), V | 2.8 | 2.8 | 2.8 |
Plan ecológico
| LM27951SD | LM27951SD/NOPB | LM27951SDX/NOPB | |
|---|---|---|---|
| RoHS | See ti.com | Obediente | Obediente |
Linea modelo
Serie: LM27951 (3)
Clasificación del fabricante
- Semiconductors> Power Management> LED Driver> Backlight