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MAX9702 Datasheet 1.8W Filterless Stereo Class D Audio Power Amplifier

Manufacturer: Maxim Integrated (now Analog Devices)

General Description

The MAX9702 combines a highly efficient Class D speaker amplifier with a high-linearity Class AB headphone amplifier.

This ensures maximum battery life in speaker mode and maximum performance in headphone mode.

The MAX9702 delivers up to 1.8W per channel into an 8 Ω load from a 5V power supply.

Overview

19-3608; Rev 0; 6/05 www.DataSheet4U.com 1.8W, Filterless, Stereo, Class D Audio Power Amplifier and DirectDrive Stereo Headphone.

Key Features

  • a fully differential architecture, full-bridged (BTL) output, and comprehensive click-and-pop suppression. The MAX9702 speaker amplifier features high 75dB PSRR, low 0.07% THD+N, and SNR in excess of 97dB. Shortcircuit and thermal-overload protection prevent the device from being damaged during a fault condition. The headphone amplifier uses Maxim’s patented DirectDriveTM architecture that produces a ground-referenced output from a single supply, eliminating the need for large DC-blocking capaci.