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MAX9744ETH+T Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MAX9744ETH+TMAXIM2500Yes

MAX9744ETH+T** is a Class D audio amplifier manufactured by **Maxim Integrated** (now part of Analog Devices).

The MAX9744ETH+T is a Class D audio amplifier manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features:

Specifications:

  • Manufacturer: Maxim Integrated (now Analog Devices)
  • Part Number: MAX9744ETH+T
  • Type: Class D Audio Amplifier
  • Output Power: 20W per channel (stereo, 4Ω load, 10% THD+N)
  • Supply Voltage Range: 4.5V to 14V
  • Efficiency: Up to 90%
  • THD+N (Total Harmonic Distortion + Noise): 0.04% (1W into 4Ω)
  • Signal-to-Noise Ratio (SNR): 100dB (A-weighted)
  • Operating Temperature Range: -40°C to +85°C
  • Package: 44-Pin TQFN-EP (Exposed Pad)
  • Output Configuration: Stereo (2-channel)
  • Shutdown Current: <1µA

Descriptions:

The MAX9744ETH+T is a high-efficiency, Class D stereo audio amplifier designed for portable and battery-powered applications. It integrates a spread-spectrum modulation scheme to reduce EMI, eliminating the need for external filtering components. The device operates from a single supply and includes thermal and short-circuit protection.

Features:

  • High Efficiency (Up to 90%)
  • Spread-Spectrum Modulation for Reduced EMI
  • No External LC Output Filters Required
  • Thermal and Short-Circuit Protection
  • Low Shutdown Current (<1µA)
  • Wide Supply Voltage Range (4.5V to 14V)
  • Stereo Speaker Driver (2 x 20W into 4Ω)
  • Click-and-Pop Suppression

This amplifier is commonly used in portable speakers, docking stations, and other audio applications requiring high power efficiency and compact design.

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