MAX9737

PRODUCTION

Mono 7W Class D Amplifier

Direct-from-Battery 7W Class D Amplifier Slashes Notebook 2.1 Solution Cost

Data Sheet (Rev. 0)

Part Models: 2
1ku List Price: Starting From $1.52

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Part Details

8V to 28V Supply Voltage Range
Spread-Spectrum Modulation Enables Low-EMI Solution
Passes EMI Limit with Up to 1m of Speaker Cable
High 80dB PSRR
Up to 88% Efficiency Eliminates Heatsink
Thermal and Output Current Protection
< 1µA Shutdown Mode
Click-and-Pop Suppression
< 10ms Turn-On Time
Space-Saving, 4mm x 4mm x 0.8mm, 24-Pin TQFN Package

Part Models: 2
1ku List Price: Starting From $1.52

Documentation

Data Sheet 1

MAX9737: Mono 7W Class D Amplifier Data Sheet (Rev.0) 11/18/2008

Reliability Data 1

MAX9737 Reliability Data 01/12/2023

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
MAX9737ETG+	24-TQFN-4X4X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX9737ETG+T	24-TQFN-4X4X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys

This is the most up-to-date revision of the Data Sheet.

Evaluation Kits

Evaluation Kit for the MAX9737

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Features and Benefits

8V to 28V Single DC Power-Supply Operation
Differential Outputs
Configured for +13.6dB Gain
External Gain-Setting Resistors
Class D Output Filter for Ease of Evaluation
Delivers 7W into an 8Ω Speaker
Mute Control
Lead(Pb)-Free and RoHS Compliant
Fully Assembled and Tested

Product Details

The MAX9737 evaluation kit (EV kit) is a fully assembled and tested PCB that configures the MAX9737 mono 7W Class D amplifier to drive an 8Ω speaker for audio applications. The EV kit operates from an 8V to 28V DC power supply and is configured for +13.6dB gain. The MAX9737 EV kit accepts a single-ended input signal and provides differential outputs for the speaker.

Applications

2.1 Notebook PCs
LCD/PDP/CRT Monitors
MP3 Docking Stations
PC Surround Speakers

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