Audio Amplifier Exhibits Low PSRR
Performing in portable and wireless applications, ON Semiconductor's NCP2991 Class AB audio amplifier offers a power supply rejection ratio (PSRR) of -103 dB. The 1.450-mm × 1.450-mm × 0.600-mm µBump-packaged component demonstrates selectable start-up time between 15 ms and 20 ms, current consumption of 20 nA, total harmonic distortion of 0.015% and built-in overload protection. The product delivers 1.350 W of output power to an 8-O speaker or 1.100 W to a 4-O speaker. Pricing is $0.22 each in 3,000 quantities.