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IS31AP4991 Datasheet 1.2W AUDIO POWER AMPLIFIER

Manufacturer: ISSI (now Infineon)

General Description

The IS31AP4991 has been designed for demanding audio applications such as mobile phones and permits the reduction of the number of external components.

It is capable of delivering 1.2W of continuous RMS output power into an 8Ω load @ 5V.

An externally-controlled standby mode reduces the supply current to much less than 1μA.

Overview

IS31AP4991 1.2W AUDIO POWER AMPLIFIER WITH ACTIVE-LOW STANDBY MODE November 2011.

Key Features

  • Operating from VCC = 2.7V ~ 5.5V 1.2W output power @ VCC = 5V, THD+N= 1%, f = 1kHz, with 8Ω load Ultra-low consumption in standby mode (much less than 1μA) 65dB PSRR @217Hz in grounded mode Near-zero click-and-pop Ultra-low distortion (0.025%@0.5W, 1kHz) SOP-8 and MSOP-8 package.