PA7493 Datasheet (Unisonic Technologies) - 2W x 2 CLASS AB AUDIO POWER AMPLIFIER

PA7493, 2W x 2 CLASS AB AUDIO POWER AMPLIFIER

UTC PA7493 provides precise DC volume control, and a stereo bridged audio power amplifiers capable of producing 2W into 4Ω as a monolithic integrated circuit.

In stand-by the power consumption is very low.

UTC PA7493 combines a stereo single-end (SE) mode for headphone drive into a single chip and

PA7493 Features

* Stereo switch able bridged/single-ended power amplifiers

* Output power 2W × 2 (VCC=6V, THD=1%, RL=4Ω)

* Low harmonics distortion

* Include 32 steps volume controller by DC voltage with ysteresis

* “Click and pop” suppression circuitry

* Low current consumption in SHUTDOWN