This TAS2552YFFT class D amplifier from Texas Instruments will come in handy when you"re trying to boost your output audio. It has a differential input signal and a differential output signal. It has a minimum load resistance of 6 Ohm and a maximum of 8 Ohm. Its typical dual supply voltage is 1.8 V, with a minimum of 1.65|3 V and maximum of 1.95|5.5 V. It has a 1-channel mono output. This audio amplifier has a minimum operating temperature of -40 °C and a maximum of 85 °C. Its typical PSRR is 84 dB. This device uses dual power supplies.