Infineon Technologies AG Integrated Class D Audio Amplifier ICs MA12070P

2x80W ultra power efficient, fully integrated audio amplifier IC with I2S digital input MA12070P is a highly efficient, fully integrated audio power amplifier IC, based on multi-level switching technology. It supports a 4-26V supply voltage range, allowing it to be used in many different audio applications. Summary of Features Multi-level switching technology with 3-level and 5-level modulation 2×80W peak output power (26V PVDD, RL = 4Ω, 10% THD+N level) Supply voltages: +4V to +26V (PVDD) and +5V (A/DVDD) Suitable for 2.0, 2.1, 4.0, 1.0 output stage configurations 4th order feedback error control <160mW idle power dissipation (26V PVDD, all channels switching) >80% efficiency at 2W power (1kHz sine, 8Ω) >92% efficiency at full power (1kHz sine, 8Ω) Audio performance (PMP2): >101dB SNR (A-w, rel. to 1% THD+N power level) 140µV output integrated noise (A-w) 0.007% THD+N at high output levels I2C control (four selectable addresses) Built-in volume control and limiter Built-in protection: under-voltage-lockou t, over-temperature warning/error, short-circuit/overlo ad protection, power stage pin-to-pin short-circuit, error-reporting through serial interface (I2C), DC protection Benefits Unparalleled power efficiency - optimized for music playback with very low power losses and cool operation Ultra compact, fully integrated solution – high power output in a small form factor HD audio quality & best in class audio performance - high dynamic range, low distortion, low noise Low interference / EMI emission - EMC compliance without use of large filter component High suppression of supply ripples Reduced BoM and associated system cost savings Reduction of battery sizes through better power efficiency Eliminates complex dynamic rail tracking Offers filter-less amplification and eliminates LC filters in many applications Heatsink free operation with EPAD-down package Flexible solution – highly configurable for tailored performance in individual applications Potential Applications Portable audio - battery operated speakers, on-the-go bluetooth speakers, docking speakers, boom boxes, wearable speakers Home audio – multi-room systems, television, soundbars, home theater systems, stand-alone components Voice controlled audio Pro audio - active monitor speakers, power-over-ethernet (PoE), multi-channel systems Applications DIN rail power supplies Domestic robots Semiconductor solutions for home entertainment applications Smart speaker designs