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IS31AP2145B Datasheet MONO CLIP-LESS & FILTER-LESS CLASS-D

Manufacturer: ISSI (now Infineon)

General Description

The IS31AP2145B is a 2.7W@5.0V mono, clip-less, filter-less, high efficiency Class-D audio power amplifier with automatic gain control.

The IS31AP2145B integrates AGC (Automatic Gain Control) function to automatically prevent distortion of the audio signal by which we can enhance audio quality and also protect the speaker from damage at high power levels.

The AGC function and its attack time/release time are selectable via the CTRL pin.

Overview

IS31AP2145B 2.7W@5.0V MONO CLIP-LESS & FILTER-LESS CLASS-D AUDIO POWER AMPLIFIER Preliminary Information May 2012.

Key Features

  • 90% high efficiency, improved RF-rectification immunity, a fast start-up time and small package size make IS31AP2145B ideal choice for cellular handsets, PDAs and other portable.