Datasheet Texas Instruments LM4991LD/NOPB
| Manufacturer | Texas Instruments |
| Series | LM4991 |
| Part Number | LM4991LD/NOPB |
3W Audio Power Amplifier with Shutdown Mode 8-WSON -40 to 85
Datasheets
LM4991 3W Audio Power Amplifier with Shutdown Mode datasheet
PDF, 1.0 Mb, Revision: A, File published: Apr 5, 2013
Extract from the document
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Packaging
| Pin | 8 |
| Package Type | NGN |
| Industry STD Term | WSON |
| JEDEC Code | S-PDSO-N |
| Package QTY | 1000 |
| Carrier | LARGE T&R |
| Device Marking | L4991 |
| Width (mm) | 4 |
| Length (mm) | 4 |
| Thickness (mm) | .8 |
| Pitch (mm) | .8 |
| Max Height (mm) | .8 |
| Mechanical Data | Download |
Parametrics
| Analog Supply (V) | 2.2 Max |
| Architecture | Class AB |
| Audio Input Type | Analog Input |
| Control Interface | Hardware |
| Iq per channel(Typ) | 4 mA |
| Iq(Max) | 10 mA |
| Iq(Typ) | 4 mA |
| Load(Min) | 3 ohms |
| Operating Temperature Range | -40 to 85 C |
| Output Power | 3 W |
| PSRR | 64 dB |
| Package Group | WSON |
| Package Size: mm2:W x L | See datasheet (WSON) PKG |
| Pin/Package | 8SOIC, 8WSON |
| Rating | Catalog |
| Shutdown Current (ISD) | 0.1 uA |
| Speaker Channels | Mono Max |
| THD + N @ 1 kHz | 0.2 % |
Eco Plan
| RoHS | Compliant |
Model Line
Series: LM4991 (4)
- LM4991LD/NOPB LM4991LDX/NOPB LM4991MA/NOPB LM4991MAX/NOPB
Manufacturer's Classification
- Semiconductors > Audio > Low-Power Audio Amplifiers (<10W) > Speaker Amplifier Class AB/Class D