IC TDA7297 is contains 15W+15W Dual bridge amplifier and it is most suitable for low power car audio amplifier. Several ready made TDA 7297 amplifier boards are available and prices also considerably cheap. This amplifier IC accepts wide range of supply voltage from 6V to 18V. Car Audio Amplifier Circuit 15W-15W produce good audio output with minimum external components hence board size becomes tiny.
IC TDA7297 Pinout
The TDA7297 is a dual bridge amplifier integrated circuit commonly used in audio applications. As an electronics and communication engineer with a focus on electronic product designing, you might find the TDA7297 particularly interesting for audio amplification in your projects. This IC is known for its versatility and efficiency in driving speakers, making it suitable for various audio applications such as stereo amplifiers and multimedia systems. Its compact design and ability to deliver a substantial amount of power make it a popular choice for embedded electronics enthusiasts like yourself. If you’re considering amplification solutions for your electronic circuits or product designs, exploring the TDA7297 could be a valuable addition to your toolkit. This IC has stand by & mute functions and it can be handled through microprocessor. TDA 7297 contains short circuit protection and thermal overload protection.
Amplifier Circuit diagram
Audio amplifier circuit diagram using TDA 7297 is given from its datasheet. In this circuit IN1 and IN2 are represents stereo Audio input and a potentiometer can be connected through these pins to control sound volume level. Connect two separate speakers with right polarity to get good sound output.The TDA7297 IC operates as a dual bridge amplifier integrated circuit, main purpose of this IC is audio amplification. This device combines two amplifiers in a single package, allowing it to drive a pair of speakers in a stereo configuration. The bridge-tied load (BTL) architecture eliminates the need for an output coupling capacitor, enhancing its performance in audio applications. The TDA7297 efficiently converts low voltage signals into amplified audio output, making it suitable for multimedia systems, stereo amplifiers, and various embedded electronics projects.
This type of ready made boards are available over the online market just google about it to get cheap one.