LM4681 is Stereo CLASS D Audio Power Amplifier manufactured by National Semiconductor.
| Part Number | Description |
|---|---|
| LM4680 | High-Efficiency Mono BTL Audio Power Amplifier |
| LM4682 | Stereo CLASS D Audio Power Amplifier |
| LM4610 | Dual DC Operated Tone/Volume/Balance |
| LM4651 | Overture Audio Power Amplifier |
| LM4652 | Overture Audio Power Amplifier |
The LM4681 is a fully integrated single supply, CLASS D audio power amplifier solution. The LM4681 utilizes a proprietary balanced pulse-width modulation technique that lowers output noise and THD and improves PSRR when pared to conventional pulse width modulators.
