TDA7294 100W Mono Amplifier PCB – High-Power Audio Board for Professional Sound Systems
₨ 75
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🔊 High-Power Output: Delivers up to 100W RMS @ 4Ω and 70W @ 8Ω.
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💎 Premium Audio IC: Built around the trusted TDA7294 for high-fidelity performance.
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📐 Mono Channel Design: Ideal for subwoofers or dedicated speaker applications.
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🔋 Wide Voltage Support: Operates from ±25V to ±40V DC for flexible use.
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🧱 Professional PCB Layout: Engineered for optimal heat dissipation and reliability.
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🔧 Heavy-Duty Construction: Thick copper traces for improved power handling.
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🎵 Low Distortion: <0.1% THD ensures clean and detailed sound output.
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🔌 Input Sensitivity: Requires only 1V RMS for full power output.
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🛡️ Built-in Protections: Includes short-circuit, thermal, and mute/standby functions.
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🛠️ DIY & Pro Ready: Suitable for subwoofers, home theaters, and custom audio builds.
TDA7294 100W Mono Amplifier PCB is a high-performance audio board designed for professional-grade sound reinforcement and demanding audio applications. Built around the renowned TDA7294 power IC, this robust PCB delivers 100W RMS of clean power into 4Ω loads (70W @ 8Ω) with exceptionally low distortion (<0.1%).
Engineered for audiophile-quality sound reproduction, this mono amplifier features:
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MOSFET output stage for superior linearity and thermal stability
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Wide voltage operation (±25V to ±40V DC) for flexible system integration
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Advanced protection circuits including thermal shutdown, overvoltage, and short-circuit protection
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Professional PCB layout with optimized grounding and heavy copper traces (2oz)
The board’s built-in muting/standby functions eliminate switch-on pops, while the high slew rate (15V/μs) ensures accurate transient response – making it ideal for:
✓ High-power subwoofer systems
✓ Professional PA and sound reinforcement
✓ Musical instrument amplifiers
✓ High-fidelity home audio
✓ Competition car audio systems
With 4-layer FR4 construction and industrial-grade components, this amplifier maintains stable performance even under continuous high-power operation. The design supports parallel bridging for ultra-high power applications (up to 200W).
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