MA12040P

Infineon Technologies MA12040P Product Info

16 April 2026 0

Audio Input Type	Digital/I2S
Description	Integrated 40W - 2xBTL/4xSE channel digital input multi-level class-D amplifier
Output Power ((W per channel))	40 W
Package	QFN 64 pins
Speaker Channels	2xBTL/4xSE
Supply Voltage ((V))	18

Multi-level switching technology with 3-level and 5-level modulation
2×40W peak output power (18V PVDD, RL = 4Ω, 10% THD+N level)
Supply voltages: +4V to +18V (PVDD) and +5V (A/DVDD)
Suitable for 2.0, 2.1, 4.0, 1.0 output stage configurations
4th order feedback error control
<110mW Idle power dissipation (18V PVDD, all channels switching)
>77% efficiency at 1W power (1kHz sine, 8Ω)
>92% efficiency at full power (1kHz sine, 8Ω)
Audio performance (PMP2): >98dB DNR (A-w, rel. to 1% THD+N power level)
135µV output integrated noise (A-w)
0.006% THD+N at high output levels
I2C control (four selectable addresses)
Built-in volume control and limiter
Built-in protection: under-voltage-lockout, over-temperature warning/error, short-circuit/overload protection, power stage pin-to-pin short-circuit, error-reporting through serial interface (I2C), DC protection

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

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