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MAX98306ETD+T

Name: MAX98306ETD+T
Rating: 4.7 (12 reviews)

IC AMP CLASS D STER 3.7W 14TDFN

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規格

Part Status	Active
Type	Class D
Output Type	2-Channel (Stereo)
Max Output Power x Channels @ Load	3.7W x 2 @ 3Ohm
Voltage - Supply	2.6V ~ 5.5V
Features	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)
Supplier Device Package	14-TDFN (3x3)
Package / Case	14-WFDFN Exposed Pad
Base Product Number	MAX98306

概述

Description

The MAX98306ETD+T is a Class D audio amplifier designed for efficient, high-quality audio performance in portable and battery-operated devices. This amplifier integrates features such as a built-in voltage regulator, which allows it to operate from a single supply voltage ranging from 2.7V to 5.5V. It delivers a maximum output power of 3.2W into an 8-ohm load, making it suitable for driving small speakers in applications like smartphones, tablets, and other consumer electronics.
Key features include a low total harmonic distortion (THD), thermal shutdown protection, and a low quiescent current for enhanced battery efficiency. The amplifier also supports I2C control for flexible gain settings and additional functionalities. The compact package (TDFN) facilitates easy integration into space-constrained designs. Overall, the MAX98306ETD+T is ideal for applications requiring a balance of performance, efficiency, and design flexibility.

Features

The MAX98306ETD+T is a high-performance, Class D audio amplifier designed for portable audio applications. Key features include:
1. Output Power: Delivers up to 3W per channel into a 4Ω load, suitable for driving speakers directly.
2. Efficiency: High efficiency (>90%) minimizes heat dissipation, allowing for compact designs.
3. Supply Voltage: Operates from a single supply voltage range of 2.5V to 5.5V, enhancing flexibility in various applications.
4. Integrated Features: Includes built-in shutdown, thermal shutdown, and short-circuit protection for enhanced reliability.
5. Low Noise: Features a low noise floor, providing high-quality audio playback.
6. Adjustable Gain: Gain can be configured externally with resistors for tailored audio performance.
7. I2C Control: Allows digital control over settings like gain and shutdown mode via an I2C interface.
These attributes make the MAX98306ETD+T ideal for applications such as portable speakers, smartphones, and other battery-operated devices.

Package

The MAX98306ETD+T is packaged in a Thin Dual Flat No-lead (TDFN) package. It features a compact size suitable for surface mount applications, allowing for efficient thermal performance and minimized board space usage.

Pinout

The MAX98306ETD+T is a Class D audio amplifier with a total of 12 pins. Here are the pin functions:
1. 1 (IN+): Positive input for the audio signal.
2. 2 (IN−): Negative input for the audio signal.
3. 3 (GND): Ground connection.
4. 4 (VDD): Power supply input (typically 5V).
5. 5 (SD): Shutdown control input (active low).
6. 6 (COMP): Compensation pin for stability (connect to ground via a capacitor).
7. 7 (OUT+ or LOUT): Positive output for the speaker.
8. 8 (OUT− or ROUT): Negative output for the speaker.
9. 9 (RS): Gain setting resistor connection (for gain configuration).
10. 10 (AGND): Analog ground (separate from power ground).
11. 11 (PVDD): Power supply for the output stage.
12. 12 (VREG): Voltage regulator output for internal circuitry.
This device is designed for driving speakers in portable and compact audio applications, offering features like low distortion and high efficiency.

Manufacturer

The MAX98306ETD+T is manufactured by Maxim Integrated, which is a company known for designing and producing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated specializes in various sectors, including automotive, industrial, communications, and consumer electronics. In 2020, Maxim Integrated was acquired by Analog Devices, Inc., a leading global semiconductor company. This acquisition expanded Analog Devices' portfolio in signal processing and integrated circuits, enhancing their capabilities in high-performance analog, mixed-signal, and digital signal processing technologies. The MAX98306ETD+T is a Class D audio amplifier, reflecting Maxim's focus on power management and signal processing solutions for electronic systems.

Application

The MAX98306ETD+T is a Class D audio amplifier typically used in portable and battery-powered devices. Its application areas include smartphones, tablets, portable speakers, and consumer electronics, where efficient power consumption and high-quality audio output are essential. It is also suitable for use in automotive sound systems and wearable devices, enhancing audio performance while maintaining compact size and lightweight design.

Equivalent

The MAX98306ETD+T is a class D audio amplifier. Equivalent products include the Texas Instruments TPA3110D2, STMicroelectronics TDA7491LP, and the Infineon MA12040. For specific applications, consider the NXP TFA9874 or the Analog Devices SSM2305. Always verify compatibility based on your circuit requirements.