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MAX9737ETG+

Name: MAX9737ETG+
Rating: 4.7 (12 reviews)

IC AMP CLASS D MONO 13W 24TQFN

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製造商。部分 #MAX9737ETG+
包 TQFN-24
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規格

Package	Tray
ProductStatus	Active
Type	Class D
OutputType	1-Channel (Mono)
MaxOutputPowerxChannels@Load	13W x 1 @ 4Ohm
Voltage-Supply	8V ~ 28V
Features	Depop, Mute, Short-Circuit and Thermal Protection, Shutdown
MountingType	Surface Mount
OperatingTemperature	-40°C ~ 85°C (TA)
SupplierDevicePackage	24-TQFN (4x4)

概述

Description

The MAX9737ETG+ is a high-performance, Class D audio amplifier designed by Maxim Integrated. It is optimized for driving speakers in portable and battery-powered devices, offering high efficiency and minimal heat generation. This amplifier can deliver up to 2.5W of output power into an 8Ω load and maintains low total harmonic distortion (THD), ensuring high-quality audio playback.
Key features include a wide voltage supply range from 3.0V to 5.5V, integrated short-circuit protection, and thermal shutdown capabilities, enhancing reliability and safety. The device also supports various audio input formats and offers a low quiescent current, making it suitable for applications like smartphones, laptops, and other consumer electronics.
The MAX9737ETG+ comes in a compact, thermally-enhanced package, facilitating easy integration into space-constrained designs. Its efficient operation and robust performance make it an excellent choice for developers looking to enhance audio quality in their products.

Features

The MAX9737ETG+ is a high-efficiency, Class D audio amplifier designed for portable applications. Key features include:
1. Output Power: Delivers up to 2.5W per channel into a 4Ω load with a supply voltage of 5V.
2. Efficiency: Exceeds 90%, reducing heat generation and extending battery life.
3. Power Supply Range: Operates from 2.7V to 5.5V, making it versatile for various battery-powered devices.
4. Integrated Features: Includes an internal shutdown function, short-circuit protection, and thermal shutdown to enhance reliability.
5. Low THD+N: Total harmonic distortion plus noise (THD+N) is as low as 0.1%, ensuring high audio fidelity.
6. Small Package: Available in a compact 16-pin TQFN (4mm x 4mm) package, suitable for space-constrained applications.
7. Easy To Use: Simple external component requirements facilitate design integration.
These features make the MAX9737ETG+ ideal for applications such as portable speakers, televisions, and consumer electronics.

Package

The MAX9737ETG+ comes in a TQFN (Thin Quad Flat No-lead) package type. This package is designed for compactness and efficient thermal performance, making it suitable for space-constrained applications.

Pinout

The MAX9737ETG+ is a Class D audio amplifier with a pin count of 20. Its primary functions include driving speakers with high efficiency and low distortion, making it suitable for portable and battery-powered audio applications.
Key pins and their functions include:
1. Power Supply Pins (VDD, GND): Provide power to the amplifier.
2. Input Pins (IN+, IN-): Receive the audio input signals.
3. Output Pins (OUT+, OUT-): Deliver amplified audio to the speaker.
4. Gain Control Pins (GAIN): Set the gain level of the amplifier.
5. Shutdown Pin (SHDN): Enables or disables the amplifier.
6. Fault Indicator Pins (FAULT): Indicate protection faults such as over-temperature or over-current.
7. Filter Capacitor Pins: Connect external components for output filtering.
Overall, the MAX9737ETG+ is designed for high-performance audio amplification in compact designs.

Manufacturer

The MAX9737ETG+ is manufactured by Maxim Integrated, which is a company that specializes in designing and producing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated is known for its innovative solutions in various sectors, including automotive, industrial, communications, and consumer electronics. The company focuses on high-performance, energy-efficient products, and is particularly recognized for its expertise in power management, signal processing, and interface products. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its capabilities and market reach.

Application

The MAX9737ETG+ is a high-efficiency, Class D audio amplifier designed for applications such as portable audio devices, televisions, home theater systems, and powered speakers. It is suitable for driving speakers in automotive audio systems and wireless audio products, providing low distortion and high output power. Additionally, its compact package makes it ideal for space-constrained designs.

Equivalent

The MAX9737ETG+ is a Class D audio amplifier. Equivalent products include the Texas Instruments TPA3116D2, the Analog Devices ADAU1787, and the NXP TFA9891. These alternatives also provide Class D amplification with similar power output and efficiency characteristics, suitable for audio applications. Always check specific features and specifications for compatibility.