TDA7297SA

Overview

Product Category

TDA7297SA belongs to the category of integrated audio amplifier circuits.

Use

This product is primarily used for amplifying audio signals in various electronic devices such as televisions, radios, and sound systems.

Characteristics

• High power output capability
• Low distortion
• Excellent signal-to-noise ratio
• Wide frequency response range
• Thermal shutdown protection
• Short-circuit protection

Package

TDA7297SA is available in a compact dual-in-line plastic package (DIP) with a heat sink.

Essence

The essence of TDA7297SA lies in its ability to provide high-quality audio amplification while maintaining low distortion and noise levels.

Packaging/Quantity

Typically, TDA7297SA is packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: 6V to 18V
• Output Power: Up to 15W per channel
• Total Harmonic Distortion: <0.1%
• Signal-to-Noise Ratio: >80dB
• Frequency Response: 20Hz to 20kHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

TDA7297SA has a 15-pin configuration, as follows:

1. Mute/Standby
2. Non-Inverting Input Channel A
3. Inverting Input Channel A
4. VCC
5. Non-Inverting Input Channel B
6. Inverting Input Channel B
7. GND
8. Bootstrap Capacitor Channel A
9. Output Channel A
10. Output Channel B
11. Bootstrap Capacitor Channel B
12. Feedback Resistor Channel A
13. Feedback Resistor Channel B
14. Thermal Pad
15. VCC

Functional Features

• Dual-channel audio amplification
• Mute/Standby mode for power saving
• Short-circuit and thermal protection
• External gain control capability
• Low external component count

Advantages

• High power output for improved audio performance
• Low distortion ensures accurate sound reproduction
• Wide frequency response captures a broad range of audio frequencies
• Thermal shutdown protection prevents damage due to overheating
• Short-circuit protection safeguards the amplifier and connected devices

Disadvantages

• Limited power supply voltage range (6V to 18V)
• Requires additional external components for optimal performance

Working Principles

TDA7297SA operates on the principle of amplifying low-level audio signals using a combination of internal circuitry and external components. The input audio signal is amplified and delivered to the output channels, providing increased volume and improved sound quality.

Detailed Application Field Plans

TDA7297SA finds applications in various electronic devices, including: - Televisions - Radios - Home theater systems - Car audio systems - Portable speakers

Alternative Models

Some alternative models that offer similar functionality to TDA7297SA include: - TDA7265 - LM386 - TPA3116D2 - STA540

These models can be considered based on specific requirements and design constraints.

In conclusion, TDA7297SA is an integrated audio amplifier circuit that provides high-quality audio amplification with low distortion and excellent signal-to-noise ratio. Its compact package, functional features, and wide application field make it a popular choice for various electronic devices requiring audio amplification.

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