| PartNumber | LM4990MMX/NOPB | LM4990MM/NOPB |
| Description | Audio Amplifiers 2 Watt Audio Power Amplifier with Select | Audio Amplifiers 2 Watt Audio Pwr Amp |
| Manufacturer | Texas Instruments | Texas Instruments |
| Product Category | Audio Amplifiers | Audio Amplifiers |
| RoHS | Y | Y |
| Series | LM4990 | LM4990 |
| Product | Audio Amplifiers | Audio Amplifiers |
| Class | Class-AB | Class-AB |
| Output Power | 2 W | 2 W |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | VSSOP-8 | VSSOP-8 |
| Audio Load Impedance | 4 Ohms | 4 Ohms |
| Supply Voltage Max | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.2 V | 2.2 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Packaging | Reel | Reel |
| Brand | Texas Instruments | Texas Instruments |
| Operating Supply Voltage | 2.2 V to 5.5 V | 2.2 V to 5.5 V |
| Product Type | Audio Amplifiers | Audio Amplifiers |
| PSRR Power Supply Rejection Ratio | 64 dB | 64 dB |
| Factory Pack Quantity | 3500 | 1000 |
| Subcategory | Audio ICs | Audio ICs |
| Unit Weight | 0.001058 oz | 0.001058 oz |
| Type | - | Audio Power Amplifier |
| THD plus Noise | - | 0.2 % |
| Supply Type | - | Single |
| Operating Supply Current | - | 4 mA |