TDA7388 Audio Power Amplifier Board 4 Channel 41W 12VDC
TDA7388 Audio Power Amplifier Board delivers 4 Channel output at 41W per channel, operating on 12VDC—ideal for car and DIY audio projects.
135.00 EGP
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The TDA7388 Audio Power Amplifier Board 4 Channel 41W 12VDC is a high-performance 4 channel audio amplifier module designed to deliver clear and powerful sound output for various audio applications. Based on the TDA7388 IC, this board operates on a 12V to 14.5VDC power supply and provides up to 41 watts of output power per channel, making it ideal for use in car audio systems, home audio projects, and DIY speaker setups.
The module features four independent output channels, allowing for full-range stereo or quadraphonic configurations. With built-in short-circuit, overheat, and overvoltage protection, it ensures stable and safe operation. Its compact PCB layout and screw terminal connections enable easy installation and integration into custom audio designs.
Features:
- 4-Channel Output Supports quad-channel audio output for full-range stereo sound in automotive and DIY audio systems.
- High Power Output Delivers up to 41W per channel (total 4 x 41W) for robust and clear sound performance.
- Wide Voltage Range Operates efficiently within a 12V to 14.5VDC input range, ideal for car audio setups.
- Based on TDA7388 IC Utilizes the TDA7388 integrated amplifier chip known for high fidelity and low distortion.
- Thermal and Short Circuit Protection Built-in protections ensure safety and reliability under various operating conditions.
- Compact PCB Design Designed to fit in tight enclosures, making it suitable for custom and embedded installations.
- Easy Installation pin headers allow for easy connection to speakers and power supply.
- Low Distortion and Noise Ensures clean audio output with minimal interference or signal degradation.
- Versatile Use Ideal for car audio upgrades, multimedia speaker systems, and other DIY audio amplification projects.
Specifications:
- Product Type: Audio Power Amplifier Board
- Amplifier IC: TDA7388
- Number of Channels: 4 Channel (Quad-Channel)
- Output Power: High output power capability
- 4 x 45 W / 4Ω max.
- 4 x 26 W / 4Ω @ 14.4 V, 1 kHz, 10 %
- Operating Voltage: 12V to 14.5VDC
- Output Load Impedance: 4Ω to 8Ω
- Total Harmonic Distortion (THD): ≤ 0.02% @ 1W, 1kHz
- Voltage Gain(Max.): 27 dB
- Input Impedance: 100 kΩ
- Protection Features:
- Over-temperature protection
- Short-circuit protection
- Output DC offset detection
- Load dump protection
- Board Dimensions(L × W × H): 44mm x 37mm x 21mm
- Mounting Type: PCB mount with header pins
Pin Configuration:
Standard test and application circuit:

- St-By OUT Threshold Voltage -(Amp: ON) 3.5 V.
- St-By IN Threshold Voltage- (Amp: OFF) 1.5 V.
- Mute OUT Threshold Voltage -(Amp: Play) 3.5 V.
- Mute IN Threshold Voltage- (Amp: Mute) 1.5 V
Applications:
- Car Audio Systems.
- DIY Audio Projects.
- Multimedia Speaker Systems
- Home Theater Audio.
- Bluetooth Audio Systems.
- Public Announcement Systems.
- Educational Projects.
- Portable Speaker Boxes.
Package Contents:
- 1 X TDA7388 Audio Power Amplifier Board 4 Channel 41W 12VDC
Datasheet:
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