Datasheet Texas Instruments LM4991MA/NOPB
| Manufacturer | Texas Instruments |
| Series | LM4991 |
| Part Number | LM4991MA/NOPB |
3W Audio Power Amplifier with Shutdown Mode 8-SOIC -40 to 85
Datasheets
LM4991 3W Audio Power Amplifier with Shutdown Mode datasheet
PDF, 1.0 Mb, Revision: A, File published: Apr 5, 2013
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Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Packaging
| Pin | 8 | 8 |
| Package Type | D | D |
| Industry STD Term | SOIC | SOIC |
| JEDEC Code | R-PDSO-G | R-PDSO-G |
| Package QTY | 95 | 95 |
| Carrier | TUBE | TUBE |
| Device Marking | LM49 | 91MA |
| Width (mm) | 3.91 | 3.91 |
| Length (mm) | 4.9 | 4.9 |
| Thickness (mm) | 1.58 | 1.58 |
| Pitch (mm) | 1.27 | 1.27 |
| Max Height (mm) | 1.75 | 1.75 |
| Mechanical Data | Download | Download |
Parametrics
| Analog Supply (V) | 5.5 Min |
| 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 | SOIC |
| Package Size: mm2:W x L | 8SOIC: 29 mm2: 6 x 4.9(SOIC) 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
