TDA7802SMTR

Overview

Product Category

TDA7802SMTR 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 car audio systems, home theater systems, and portable speakers.

Characteristics

• High-quality audio amplification
• Low power consumption
• Compact size
• Wide operating voltage range
• Thermal protection
• Short-circuit protection

Package

TDA7802SMTR is available in a small surface-mount package (SMT) which allows for easy integration onto printed circuit boards (PCBs).

Essence

The essence of TDA7802SMTR lies in its ability to provide efficient and reliable audio amplification while maintaining a compact form factor.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of TDA7802SMTR units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage: 8V - 18V
• Output Power: Up to 45W per channel
• Total Harmonic Distortion: <0.1%
• Signal-to-Noise Ratio: >90dB
• Operating Temperature Range: -40°C to +105°C
• Package Type: PowerSSO-36

Detailed Pin Configuration

The TDA7802SMTR integrates multiple pins for different functions. Here is a detailed pin configuration:

1. OUT1: Output Channel 1
2. OUT1-: Negative Terminal of Output Channel 1
3. OUT2: Output Channel 2
4. OUT2-: Negative Terminal of Output Channel 2
5. GND: Ground
6. VCC: Positive Power Supply
7. MUTE: Mute Control Input
8. ST-BY: Standby Control Input
9. DIAG: Diagnostic Output
10. FAULT: Fault Detection Output
11. I2C_SCL: I2C Serial Clock Input
12. I2C_SDA: I2C Serial Data Input/Output
13. VCC_IO: Digital Supply Voltage
14. BOOT: Bootstrap Capacitor Connection
15. IN1-: Negative Terminal of Input Channel 1
16. IN1: Input Channel 1
17. IN2-: Negative Terminal of Input Channel 2
18. IN2: Input Channel 2
19. IN3-: Negative Terminal of Input Channel 3
20. IN3: Input Channel 3
21. IN4-: Negative Terminal of Input Channel 4
22. IN4: Input Channel 4
23. IN5-: Negative Terminal of Input Channel 5
24. IN5: Input Channel 5
25. IN6-: Negative Terminal of Input Channel 6
26. IN6: Input Channel 6
27. IN7-: Negative Terminal of Input Channel 7
28. IN7: Input Channel 7
29. IN8-: Negative Terminal of Input Channel 8
30. IN8: Input Channel 8
31. OUT3: Output Channel 3
32. OUT3-: Negative Terminal of Output Channel 3
33. OUT4: Output Channel 4
34. OUT4-: Negative Terminal of Output Channel 4
35. OUT5: Output Channel 5
36. OUT5-: Negative Terminal of Output Channel 5

Functional Features

• Multi-channel audio amplification
• Built-in mute and standby control
• Diagnostic output for fault detection
• I2C interface for digital communication
• Thermal and short-circuit protection

Advantages

• High-quality audio amplification for immersive sound experience
• Low power consumption for energy efficiency
• Compact size allows for easy integration into various devices
• Wide operating voltage range ensures compatibility with different power sources
• Thermal and short-circuit protection enhance reliability and safety

Disadvantages

• Limited output power compared to higher-end amplifier circuits
• Lack of advanced features such as built-in equalization or digital signal processing

Working Principles

TDA7802SMTR operates on the principle of amplifying low-power audio signals received from input channels. These signals are then processed and amplified by the internal circuitry, resulting in higher-power audio signals at the output channels. The integrated control features ensure proper operation and protection against faults.

Detailed Application Field Plans

TDA7802SMTR finds applications in various audio systems, including:

1. Car Audio Systems: Provides high-quality audio amplification for car speakers, enhancing the overall listening experience.
2. Home Theater Systems: Amplifies audio signals for home theater speakers, delivering immersive sound during movies and music playback.
3. Portable Speakers: Enables compact and portable speaker designs with efficient audio amplification capabilities