TPA6045A4C Overview
The TPA6045A4C is a stereo audio power amplifier and DirectPath™ headphone amplifier in a thermally enhanced, space-saving, 32-pin QFN package. The speaker amplifier is capable of driving 2.1 W per channel continuously into 4-Ω loads at 5 V. The headphone amplifier achieves a minimum of 85 mW at 1% THD+N from a 5-V supply.
TPA6045A4C Key Features
- 23 Microsoft™ Windows Vista™ pliant
- Fully Differential Architecture and High PSRR
- 2.1-W, 1% THD+N Into 4-Ω Speakers and 85-mW, 1% THD+N Into 16-Ω Headphones From 5-V Supply
- DirectPath™ Headphone Amplifier Eliminates Output Capacitors (1)
- Internal 4-Step Speaker Gain Control: 10, 12, 15.6, 21.6 dB and Fixed -1.5-V/V Headphone
- 3.3-V Low Dropout Regulator for CODEC
- Independent Shutdown Controls for Speaker
- Output Short-Circuit and Thermal Protection