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MAX97220AETE+

Name: MAX97220AETE+
Rating: 4.7 (12 reviews)

IC AMP CLSS AB STER 125MW 16TQFN

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資料表 MAX97220AETE+ DataSheet
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規格

Series	DirectDrive®
Part Status	Discontinued at Digi-Key
Type	Class AB
Output Type	Headphones, 2-Channel (Stereo)
Max Output Power x Channels @ Load	125mW x 2 @ 32Ohm
Voltage - Supply	2.5V ~ 5.5V
Features	Depop, Differential Inputs, Shutdown
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)
Supplier Device Package	16-TQFN (3x3)
Package / Case	16-WFQFN Exposed Pad
Base Product Number	MAX97220

概述

Description

The MAX97220AETE+ is a low-power, high-performance audio amplifier designed for portable devices. It features a dual-channel output, allowing it to drive speakers or headphones with high fidelity. The device operates on a supply voltage of 2.5V to 5.5V, making it suitable for a range of battery-powered applications.
Key features include a low total harmonic distortion (THD) of less than 0.1%, and a high signal-to-noise ratio (SNR), ensuring clear audio reproduction. The MAX97220AETE+ also incorporates an integrated charge pump, allowing it to drive loads of up to 1.8W per channel, even from lower supply voltages, which is ideal for compact designs.
Built-in features like thermal overload protection and short-circuit protection enhance reliability, while its small package size (TQFN) makes it easy to integrate into space-constrained devices. Overall, the MAX97220AETE+ is well-suited for applications in smartphones, tablets, and portable audio devices that require high-quality audio output.

Features

The MAX97220AETE+ is a high-performance, low-power audio amplifier designed for portable applications. Key features include:
- Class D Operation: Provides high efficiency, reducing heat generation and extending battery life.
- Output Power: Delivers up to 2.1W per channel into a 4Ω load, suitable for driving small speakers.
- Low Distortion: Achieves low total harmonic distortion (THD) for high audio fidelity.
- Wide Supply Voltage Range: Operates from 2.5V to 5.5V, making it versatile for various battery-powered devices.
- Integrated Pop-and-Click Suppression: Minimizes noise during power-up and power-down, enhancing user experience.
- Thermal Protection: Includes built-in thermal shutdown to prevent overheating.
- Shutdown Mode: Offers a low-power shutdown mode to conserve energy when not in use.
- Small Package: Available in a compact, space-saving package suitable for limited PCB space.
These features make the MAX97220AETE+ ideal for portable audio applications, including smartphones, tablets, and portable speakers.

Package

The MAX97220AETE+ is packaged in a 16-pin TQFN (Thin QFN) format. This surface-mount package is designed for space efficiency and thermal performance in electronic applications.

Pinout

The MAX97220AETE+ is a dual-channel, low-power audio amplifier with a pin count of 16.
Pin Functions:
1. OUT_A, OUT_B: Differential outputs for channels A and B.
2. IN_A, IN_B: Differential inputs for channels A and B.
3. VDD: Power supply input.
4. GND: Ground connection.
5. SHDN: Shutdown control to enable or disable the amplifier.
6. NOUT_A, NOUT_B: Negative outputs for channels A and B.
7. FB_A, FB_B: Feedback pins for gain configuration.
8. AGND: Analog ground reference.
9. COMP_A, COMP_B: Compensation pins for stability.
10. SCL, SDA: Serial clock and data lines for I²C communication.
The device is designed for applications needing high-performance audio amplification with low distortion and low power consumption.

Manufacturer

The MAX97220AETE+ is manufactured by Maxim Integrated, which is a company that specializes in designing and manufacturing analog and mixed-signal integrated circuits. Maxim Integrated focuses on various applications, including automotive, communications, consumer electronics, and industrial systems. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further enhancing its portfolio and capabilities in the semiconductor industry. The MAX97220AETE+ is a low-noise, high-performance audio amplifier, demonstrating Maxim Integrated's commitment to innovation in high-quality audio solutions.

Application

The MAX97220AETE+ is a low-power audio amplifier designed for portable devices. Its application areas include smartphones, tablets, portable speakers, and wearable audio devices. It is suitable for driving headphones and small speakers, providing high-quality audio output with low distortion. Additionally, it can be used in automotive audio systems and consumer electronics, enhancing sound performance in compact formats.

Equivalent

The MAX97220AETE+ is a dual-channel, low-power audio amplifier. Equivalent products include the Texas Instruments TPA2011D1, Analog Devices ADAU1701, and NXP TFA9891. When selecting an alternative, consider parameters such as power output, package type, and supply voltage to ensure compatibility with your application.