TDA7498E

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The TDA7498E is a dual high-performance Class D audio amplifier from STMicroelectronics. It is capable of delivering up to 160 Watts of continuous RMS output power with a minimum THD+N of 90dB. Featuring an on-chip power MOSFET, the TDA7498E is a cost-effective, high-efficiency solution for industrial, automotive and consumer audio applications requiring high output power.

Applications for the TDA7498E include professional audio, automotive audio systems and home theater systems. The device can be used to drive 2, 4 or 8 speakers in stereo or bridge mode. It is also suitable for assisting existing amplifiers with low or hard-to-drive speakers in bridged applications, or can be used as a standalone amplifier for speaker systems.

The TDA7498E comprises of two power amplifiers with STMicroelectronics\' BCD5TM process technology. This technology enables high-efficiency Class D performance and robustness at high gains and low heatsink requirements. The device can deliver up to 160 Watts continuous RMS per channel into 4 Ohm speakers, from a 16V supply voltage.

The TDA7498E is designed for ease of implementation and is designed to be used in both home and professional audio applications. It offers a wide operating range of 4.5V to 16V, making it particularly suitable for high-efficiency applications, such as solar energy, alternative energy and automotive applications. The device can be easily configured by the user to tailor their requirements, and improve performance characteristics, such as power supply rejection, reduction of EMI and output noise optimization.

The TDA7498E is a single-chip stereo Class D amplifier with on-chip PowerMOSFETs. This technology provides a high-density package and low-heat generation, making it suitable for low-cost consumer electronic applications. The design makes use of STMicroelectronics\' proprietary BCD5TM process, resulting in high efficiency and audio performance.

At the heart of the TDA7498E is a high-performance amplifying element, which has been specifically designed to operate with low-noise audio signal sources. As such, the device has the ability to drive audio signals more efficiently and stably than other conventional amplifiers in this price range.

In addition, the TDA7498E uses a high-efficiency closed-loop architecture that can reduce power consumption by up to 80%, when compared to conventional Class AB amplifiers. This makes the device ideal for use in battery-powered and other portable applications.

The TDA7498E also offers a set of features designed to reduce the risk of parasitic oscillations and output noise. These features include a high-frequency current-sensing technique, an adjustable feedback path, and an adjustable low-frequency compensation. Additionally, the device incorporates a temperature-compensated modulator, which can reduce distortion.

As a result of all these features, the TDA7498E is an ideal solution for cost-efficient, high-performance audio amplification applications. The device is suitable for a wide range of automotive, industrial and consumer electronic applications, and offers efficient, low-noise audio performance.

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