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MAX98400AETX+T

Name: MAX98400AETX+T
Rating: 4.7 (12 reviews)

IC AMP CLASS D STEREO 20W 36TQFN

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Mfr.부분 #MAX98400AETX+T
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데이터시트 MAX98400AETX+T DataSheet
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사양

Part Status	Active
Type	Class D
Output Type	2-Channel (Stereo)
Max Output Power x Channels @ Load	20W x 2 @ 8Ohm
Voltage - Supply	8V ~ 28V
Features	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)
Supplier Device Package	36-TQFN (6x6)
Package / Case	36-WFQFN Exposed Pad
Base Product Number	MAX98400

개요

Description

The MAX98400AETX+T is a high-performance, Class D audio amplifier designed for driving speakers in portable and battery-operated devices. It features a high efficiency of up to 90%, which helps extend battery life while delivering robust audio performance. With a power output of 20W into an 8-ohm load and 30W into a 4-ohm load, it is suitable for a variety of applications, including mobile phones, tablets, and other consumer electronics.
Key features include built-in diagnostics for over-temperature and over-current protection, a low quiescent current for energy efficiency, and a wide supply voltage range of 5V to 28V. The device also incorporates advanced filtering to minimize electromagnetic interference, ensuring high-quality audio playback.
The MAX98400AETX+T is offered in a compact package, making it ideal for space-constrained designs. Overall, it provides a balance of power, efficiency, and sound quality, making it a popular choice for audio amplification in modern electronic devices.

Features

The MAX98400AETX+T is a high-performance, Class D audio amplifier designed for portable and battery-operated applications. Key features include:
1. Output Power: Delivers up to 3W per channel into a 4Ω load with low total harmonic distortion (THD).
2. High Efficiency: Achieves efficiencies greater than 90%, reducing heat generation and extending battery life.
3. Low Quiescent Current: Optimized for low power consumption in idle mode.
4. Voltage Range: Operates from a supply voltage of 2.7V to 5.5V, making it versatile for various power sources.
5. Integrated Features: Includes pop-and-click suppression and a shutdown mode for noise reduction and power savings.
6. Single-Ended and Differential Inputs: Supports both configurations for flexible audio sourcing.
7. Thermal and Overload Protection: Built-in safety features to protect the device from overheating or short circuits.
This makes the MAX98400AETX+T suitable for applications like smartphones, tablets, and portable speakers.

Package

The MAX98400AETX+T is packaged in a 16-pin TQFN (Thin Quad Flat No-lead) package, which offers a compact design suitable for space-constrained applications.

Pinout

The MAX98400AETX+T is a high-efficiency, class D audio amplifier with a pin count of 20.
### Pin Functions:
1. Power Supply:
- VDD (Pins 1, 2): Positive power supply input.
- GND (Pins 3, 20): Ground connection.
2. Audio Inputs:
- IN+ (Pins 5, 6): Positive audio input.
- IN- (Pin 7): Negative audio input.
3. Control:
- CTRL (Pin 4): Control pin for enabling/disabling the amplifier.
- SHDN (Pin 8): Shutdown control pin.
- I2C (Pins 9-12): For digital control and configuration.
4. Output:
- OUT+ (Pin 13): Positive output to speaker.
- OUT- (Pin 14): Negative output to speaker.
5. Feedback & Protection:
- FB (Pin 15): Feedback pin for gain configuration.
- NC (Pins 16, 17): No connect.
6. Audio Performance:
- CAP (Pins 18, 19): Capacitor connections for audio performance optimization.
This amplifier is designed for high-performance audio applications, featuring low power consumption and high output power.

Manufacturer

The MAX98400AETX+T is manufactured by Maxim Integrated, which is a semiconductor company that specializes in analog and mixed-signal integrated circuits. Maxim Integrated designs a wide range of products, including amplifiers, converters, sensors, and power management solutions, targeting applications in consumer electronics, telecommunications, automotive, and industrial markets. The company was founded in 1983 and has a reputation for innovation and quality in the semiconductor industry. In 2020, Maxim Integrated was acquired by Analog Devices, Inc., further enhancing its capabilities and product offerings.

Application

The MAX98400AETX+T is a high-performance audio amplifier commonly used in portable devices, including smartphones, tablets, and laptops. It is suitable for applications like portable speakers, voice recognition systems, and other battery-operated audio devices due to its efficient power management and compact size. Additionally, it can be utilized in automotive audio systems and home audio equipment for enhanced sound quality and amplification.

Equivalent

The MAX98400AETX+T is a Class D audio amplifier. Equivalent products include the Texas Instruments TPA3116D2, NXP TFA9891, and the Analog Devices ADAU1787. These alternatives offer similar power output, efficiency, and audio performance, making them suitable replacements depending on specific application requirements. Always verify the exact specifications and compatibility for your project.