TDA 2030A Audio power Amplifier Module Documentation

Supply Voltage

6V to 18V

Output Power

Up to 18W per channel into a 4 load

Input Impedance

100 k

Input Sensitivity

250 mV

Frequency Response

20 Hz to 20 kHz

Total Harmonic Distortion (THD)	0.05%
Signal-to-Noise Ratio (SNR)	80 dB

Quiescent Current

20 mA

Operating Temperature

-25C to +85C

Dimensions

44 mm x 21 mm x 15 mm

Applications

The TDA 2030A Audio Power Amplifier Module is suitable for a wide range of audio applications, including

Home audio systems

Car audio systems

Portable audio devices

Sound systems for exhibitions and events

Public address systems

Guitar and instrument amplifiers

Conclusion

The TDA 2030A Audio Power Amplifier Module is a high-performance, low-cost audio amplifier module suitable for a wide range of audio applications. Its high power output, low distortion, and wide bandwidth make it an ideal choice for amplifying audio signals in systems such as home audio systems, car audio systems, and portable audio devices.

Pin Configuration

TDA 2030A Audio Power Amplifier Module Pinout Description
The TDA 2030A Audio Power Amplifier Module is a popular and widely used module for amplifying audio signals. It features a compact design and is suitable for a variety of applications, including DIY audio projects, amplifiers, and speakers. This documentation provides a detailed explanation of the module's pins and how to connect them.
Pinout Structure:
The TDA 2030A Audio Power Amplifier Module has a total of 9 pins, arranged in two rows of 5 and 4 pins, respectively. The pins are labeled as follows:
Row 1 (5 pins):
1. VCC (Pin 1): Positive power supply input (typically +12V to +15V)
Connect to a stable power supply voltage (e.g., a battery or a regulated power supply)
2. GND (Pin 2): Ground connection
Connect to the negative terminal of the power supply or a common ground point
3. VIN+ (Pin 3): Non-inverting audio input (positive signal)
Connect to the positive audio signal source (e.g., a microphone, audio player, or pre-amplifier)
4. VIN- (Pin 4): Inverting audio input (negative signal)
Connect to the negative audio signal source (e.g., a microphone, audio player, or pre-amplifier)
5. FB (Pin 5): Feedback pin (output feedback)
Connect to the feedback network (e.g., a resistor and capacitor in series)
Row 2 (4 pins):
1. Vout+ (Pin 6): Amplified audio output (positive signal)
Connect to a speaker or a load impedance (e.g., a resistor or a speaker)
2. Vout- (Pin 7): Amplified audio output (negative signal)
Connect to a speaker or a load impedance (e.g., a resistor or a speaker)
3. GND (Pin 8): Ground connection ( duplicate of Pin 2)
Connect to the negative terminal of the power supply or a common ground point (optional)
4. Standby (Pin 9): Standby mode input (active low)
Connect to a digital signal (e.g., from a microcontroller) to enable or disable the amplifier
Connection Notes:
Pins 1 (VCC) and 2 (GND) are the power supply connections.
Pins 3 (VIN+) and 4 (VIN-) form the differential audio input.
Pin 5 (FB) is the feedback pin, which is critical for the amplifier's stability and performance.
Pins 6 (Vout+) and 7 (Vout-) provide the amplified audio output.
Pin 8 (GND) is a duplicate ground connection, which can be connected to the same ground point as Pin 2.
Pin 9 (Standby) allows for digital control of the amplifier's standby mode.
Important Considerations:
Use a suitable power supply with a voltage range of +12V to +15V.
Ensure proper heat dissipation, as the amplifier can generate significant heat during operation.
Use an appropriate load impedance (e.g., a speaker or a resistor) to avoid overheating and damage to the module.
Follow proper PCB layout and wiring practices to minimize noise and interference.
By following these guidelines and properly connecting the pins, you can ensure the TDA 2030A Audio Power Amplifier Module operates safely and efficiently in your IoT project.

Code Examples

TDA 2030A Audio Power Amplifier Module Documentation

Overview

The TDA 2030A is a monolithic integrated audio power amplifier module designed for use in audio systems, providing high output power and low distortion. This module is suitable for a wide range of applications, including audio amplification, musical instruments, and sound systems.

Pinout

The TDA 2030A module has the following pinout:

VCC: Supply voltage (positive)
 GND: Ground
 VIN+: Non-inverting input
 VIN-: Inverting input
 VOUT+: Output positive
 VOUT-: Output negative

Features

High output power: up to 14W
 Low distortion: 0.03% typical
 High gain: 36dB typical
 Wide supply voltage range: 6V to 24V
 Low quiescent current: 3mA typical

Operating Conditions

Supply voltage: 6V to 24V
 Operating temperature: -20C to +70C
 Input impedance: 22k typical
 Output impedance: 4 typical

Code Examples

### Example 1: Simple Audio Amplifier using Arduino

In this example, we will connect the TDA 2030A module to an Arduino board to amplify an audio signal from a microphone.

Components

Arduino Uno
 TDA 2030A Audio Power Amplifier Module
 Microphone (e.g., LM2575)
 Speaker (e.g., 4, 3W)
 Power supply (e.g., 12V, 1A)

Code
```c++
const int MIC_PIN = A0;  // Microphone input pin
const int AMP_PIN = 9;  // Amplifier output pin

void setup() {
  pinMode(MIC_PIN, INPUT);
  pinMode(AMP_PIN, OUTPUT);
}

void loop() {
  int micValue = analogRead(MIC_PIN);
  int amplifiedValue = map(micValue, 0, 1023, 0, 255);
  analogWrite(AMP_PIN, amplifiedValue);
  delay(1);
}
```
Connections

Microphone output -> MIC_PIN (A0) on Arduino
 Amplifier input (VIN+) -> MIC_PIN (A0) on Arduino
 Amplifier output (VOUT+) -> Speaker positive terminal
 Amplifier output (VOUT-) -> Speaker negative terminal
 Power supply (12V, 1A) -> VCC on TDA 2030A module
 GND on TDA 2030A module -> GND on Arduino

### Example 2: Audio Amplifier with Filtering using Raspberry Pi

In this example, we will connect the TDA 2030A module to a Raspberry Pi to amplify an audio signal from a USB audio input device, with additional filtering using a 10k resistor and a 10uF capacitor.

Components

Raspberry Pi 4
 TDA 2030A Audio Power Amplifier Module
 USB audio input device (e.g., USB microphone)
 Speaker (e.g., 4, 3W)
 Power supply (e.g., 12V, 1A)
 10k resistor
 10uF capacitor

Code
```python
import pyaudio
import numpy as np

# Initialize PyAudio
p = pyaudio.PyAudio()

# Open audio stream
stream = p.open(format=pyaudio.paInt16, channels=1, rate=44100, input=True, frames_per_buffer=1024)

while True:
    # Read audio data from USB audio input device
    data = stream.read(1024)
    # Filter audio data using 10k resistor and 10uF capacitor
    filtered_data = np.convolve(data, [1, -0.5], mode='same')
    # Amplify filtered audio data
    amplified_data = np.int16(np.multiply(filtered_data, 10))
    # Write amplified audio data to TDA 2030A module
    stream.write(amplified_data.tobytes())

# Close audio stream
stream.stop_stream()
stream.close()
p.terminate()
```
Connections

USB audio input device -> Raspberry Pi
 Raspberry Pi GPIO pin -> VIN+ on TDA 2030A module
 10k resistor -> VIN+ on TDA 2030A module
 10uF capacitor -> VIN+ on TDA 2030A module
 Amplifier output (VOUT+) -> Speaker positive terminal
 Amplifier output (VOUT-) -> Speaker negative terminal
 Power supply (12V, 1A) -> VCC on TDA 2030A module
 GND on TDA 2030A module -> GND on Raspberry Pi