APA6003

APA6003 15W Stereo Class D Audio Power Amplifier Features General Description Supply Voltage is 4.5V ~ 24V The APA6003 is a stereo, high efficiency, Class-D audio Class D operation eliminates heat sink & reduce amplifier available in TSSOP-28P and QFN4x4-28 pins power supply requirement packages. 20,26, 32, 36, 4 steps gain setting The Class-D power amplifier has higher efficiency com- 15W/ch into an 8Ω Loads at 10% THD+N from a paring to the tradition Class-AB power amplifier. The fil- 16-V supply ter free Class-D architecture eliminates the external low 10W/ch into 8Ω Loads at 10% THD+N from a 12-V pass filters. The internal gain setting can minimum the supply external component counts, and for the flexible applica- 30W into a 4Ω Mono Load at 10% THD+N from a tion the gain can be set to 4-step 20, 26, 32, 36dB by gain 16-V Supply control pins (GAIN0 and GAIN1). The AGC function pro- 90% Efficient Class-D Operation Eliminates Need tects speaker from being out of its power rating but keeps for Heat Sinks acceptable performance. External AGC function The integration of Class-D power amplifier is a best so- Adjustable switch frequency lution for power efficiency and lower the total BOM costs. Flow Through Pin Out Facilitates Easy Board Lay- The operating voltage is from 4.5V to 24V. The APA6003 out power amplifiers are capable of driving 15 W at VDD=16V Robust Pin-to-Pin Short Circuit Protection and Ther- into 8Ω speaker, and pr...