Datasheet Texas Instruments LM4991 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | LM4991 |
Amplificador de potencia de audio de 3 W con modo de apagado
Hojas de datos
LM4991 3W Audio Power Amplifier with Shutdown Mode datasheet
PDF, 1.0 Mb, Revisión: A, Archivo publicado: abr 5, 2013
Extracto del documento
Precios
Estado
| LM4991LD/NOPB | LM4991LDX/NOPB | LM4991MA/NOPB | LM4991MAX/NOPB | |
|---|---|---|---|---|
| Estado del ciclo de vida | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | Sí | Sí | No | Sí |
Embalaje
| LM4991LD/NOPB | LM4991LDX/NOPB | LM4991MA/NOPB | LM4991MAX/NOPB | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 8 | 8 | 8 | 8 |
| Package Type | NGN | NGN | D | D |
| Industry STD Term | WSON | WSON | SOIC | SOIC |
| JEDEC Code | S-PDSO-N | S-PDSO-N | R-PDSO-G | R-PDSO-G |
| Package QTY | 1000 | 4500 | 95 | 2500 |
| Carrier | LARGE T&R | LARGE T&R | TUBE | LARGE T&R |
| Device Marking | L4991 | L4991 | LM49 | LM49 |
| Width (mm) | 4 | 4 | 3.91 | 3.91 |
| Length (mm) | 4 | 4 | 4.9 | 4.9 |
| Thickness (mm) | .8 | .8 | 1.58 | 1.58 |
| Pitch (mm) | .8 | .8 | 1.27 | 1.27 |
| Max Height (mm) | .8 | .8 | 1.75 | 1.75 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | LM4991LD/NOPB | LM4991LDX/NOPB | LM4991MA/NOPB | LM4991MAX/NOPB |
|---|---|---|---|---|
| Analog Supply (V), Min | 2.2 | 2.2 | 5.5 | 5.5 |
| Architecture | Class AB | Class AB | Class AB | Class AB |
| Audio Input Type | Analog Input | Analog Input | Analog Input | Analog Input |
| Control Interface | Hardware | Hardware | Hardware | Hardware |
| Iq per channel(Typ), mA | 4 | 4 | 4 | 4 |
| Iq(Max), mA | 10 | 10 | 10 | 10 |
| Iq(Typ), mA | 4 | 4 | 4 | 4 |
| Load(Min), ohms | 3 | 3 | 3 | 3 |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Output Power, W | 3 | 3 | 3 | 3 |
| PSRR, dB | 64 | 64 | 64 | 64 |
| Package Group | WSON | WSON | SOIC | SOIC |
| Package Size: mm2:W x L, PKG | See datasheet (WSON) | See datasheet (WSON) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) |
| Pin/Package | 8SOIC, 8WSON | 8SOIC, 8WSON | 8SOIC, 8WSON | 8SOIC, 8WSON |
| Rating | Catalog | Catalog | Catalog | Catalog |
| Shutdown Current (ISD), uA | 0.1 | 0.1 | 0.1 | 0.1 |
| Speaker Channels, Max | Mono | Mono | Mono | Mono |
| THD + N @ 1 kHz, % | 0.2 | 0.2 | 0.2 | 0.2 |
Plan ecológico
| LM4991LD/NOPB | LM4991LDX/NOPB | LM4991MA/NOPB | LM4991MAX/NOPB | |
|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente |
Linea modelo
Serie: LM4991 (4)
Clasificación del fabricante
- Semiconductors> Audio> Low-Power Audio Amplifiers ( Speaker Amplifier Class AB/Class D