•1 Ultra low-noise mono boosted class-D amplifier – 5.7 W at 1% THD+N and 6.9 W at 10% THD+N into 4-Ω load from 4.2-V supply – 3.8 W at 1% THD+N and 4.5 W at 10% THD+N into 8-Ω load from 4.2-V supply
• Output noise for DAC + class-D (ICN) is 15.9 µV ...