TDA7492PE Datasheet 45 W + 45 W dual BTL class-D audio amplifier Features Wide-range single-supply operation (7 - 26 V) Possible output configurations: 2 x PBTL PowerSSO36 1 x Parallel BTL with exposed pad down BTL output capabilities (V = 22 V): CC 44 W + 44 W, 4 , THD 1% 57 W + 57 W, 4 , THD 10% 32 W + 32 W, 6 , THD 1% 41 W + 41 W, 6 , THD 10% 25 W + 25 W, 8 , THD 1% 32 W + 32 W, 8 , THD 10% Parallel BTL output capabilities (V = 22 V): CC 70 W, 3 , THD 1% 90 W, 3 , THD 10% High efficiency Four selectable, fixed-gain settings of nominally 20.8 dB, 26.8 dB, 30 dB and 32.8 dB Differential inputs minimize common-mode noise Standby, mute and play operating modes Product status Short-circuit protection TDA7492PE Output power limited by P function LIMIT Detection of shorted output pins during startup Product summary Thermal overload protection Order code TDA7492PETR ECOPACK environmentally friendly package Temperature -40 to +85 C range Description Package PowerSSO-36 EPD The TDA7492PE is a dual BTL class-D audio amplifier with single power supply Packing Tape and reel designed for home audio applications. The device is housed in a 36-pin PowerSSO package with exposed pad down (EPD) to facilitate power dissipation through a properly designed PCB area underneath the TDA7492PE. DS10652 - Rev 3 - September 2020 www.st.com For further information contact your local STMicroelectronics sales office.TDA7492PE Device block diagram 1 Device block diagram Figure 2. Internal block diagram (showing one channel only) shows the block diagram of one of the two identical channels of the TDA7492PE. Figure 1. Internal block diagram (showing one channel only) GAIN Gain Settings Power Limit PLMT Gate OUTP Driver - + + - - INP + VREF INN - + + + - - Gate OUTN Driver ROSC Oscillator SYNCLK Thermal,Undervoltage Standby Mute/Play VDD,VSS Regulators Overcurrent protections STANDBY MUTE DIAG VDDS VSS DS10652 - Rev 3 page 2/19 PWM logic level shift