Product Description
XH-M542 high-performance mono digital amplifier board adopts original TPA3116D2 chip, delivering up to 100W single-channel output power. With 100dB ultra-high signal-to-noise ratio and Class D efficient design, it provides clear, powerful and distortion-free sound quality.
Compact size and wide voltage input range make it ideal for building active subwoofers, mono speakers, car audio modification and various high-power mono audio projects.
Technical Specifications
- Model: XH-M542
- Main Chip: TPA3116D2
- Power Supply: DC 12V-26V
- Output Power: 100W Mono Channel
- Signal-to-Noise Ratio (SNR): 100dB
- Channel Type: 1.0 Mono
- Supported Speaker Impedance: 4Ω-8Ω
- Product Size: 79×54×16mm
Core Advantages
- ✅ Original TPA3116D2 chip for stable and reliable performance
- ✅ 100W high power mono output, perfect for subwoofer applications
- ✅ 100dB ultra-high SNR, low background noise and excellent sound quality
- ✅ Wide voltage input range: DC 12V-26V, compatible with 12V/24V systems
- ✅ Compact size, easy to install in limited spaces
- ✅ High efficiency design, low heat generation
⚠️ IMPORTANT USAGE WARNINGS
1. **Power polarity must be correct**: Red wire is positive, black wire is negative. Reverse connection will permanently damage the module
2. Do not exceed 26V input voltage to avoid burning the chip
3. Never short circuit the speaker output terminals to each other or to ground
4. Always connect speakers first before powering on the amplifier board
5. For best performance, use a stable DC power supply with sufficient current capacity
Applicable Scenarios
- Active subwoofer systems
- DIY mono speakers
- Car audio modification
- Home theater center channel
- Professional audio equipment
- Portable high-power audio devices
Package List
1 × XH-M542 TPA3116D2 100W Mono Digital Power Amplifier Board
Notes
1. Slight 1-2mm size deviation exists due to manual measurement
2. Item color may have minor differences influenced by different monitor displays and lighting conditions
3. For subwoofer applications, we recommend using 4Ω/80-150W speakers
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