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TPA3221 Digital Power Amplifier Module with 2-Channel Potentiometer - High-Accuracy Chip Resistors, Audio Magnetic Ring Inductance, 1.6mm Thick Double-Sided PCB - 105W/4Ω (BTL), 208W/2Ω (PBTL)

<ul><li>High-accuracy chip resistors ensure excellent signal-to-noise ratio for optimal performance</li><li>Full tin spraying process ensures reliable current passing performance</li><li>1.6mm thick double-sided PCB provides durability and extended service life</li><li>Special magnetic ring inductance delivers clear and powerful audio quality</li><li>Compact design offers portability and ease of storage with superior functionality</li></ul>

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Feature:
1. The resistors are high-accuracy chip resistors to ensure a good signal-to-noise ratio of the whole machine.
2. The use of special magnetic ring inductance for audio ensures that the sound is clear and powerful.
3. Using 1.6mm thick PCB double‑sided board, strong and durable, has a long service life.
4. The whole process of spraying tin to ensure good passing performance of large and small currents.
5. Small size, easy to carry and store, convenient to use and with good performance.

Specification:
Item Type: Power Amplifier BoardMaterial: PCB
Product Model: TPA3221
Stereo (2 x BTL) and mono (1 x PBTL) work
10%Thd + N Output Power: 
In BTL configuration, stereo 105 W/4 Ω
In BTL configuration, stereo 112 W/3 Ω
In PBTL configuration, stereo 208 W/2 Ω
1%THD + N Output Power:
In BTL configuration, stereo 88 W/4 Ω
In BTL configuration, stereo 100 W/3 Ω
In PBTL configuration, stereo 170 W/2 Ω
Wide 7-V to 30-V supply voltage operation
Stereo (2 x BTL) and mono (1 x PBTL) operation
Output power at 10%THD+N
–105-W stereo, BTL configuration is 4Ω
In BTL configuration, convert 112-W stereo to 3Ω
–208-W mono to 2ΩPBTL configuration
1%THD+N Output Power: 
88-W stereo in BTL configuration is converted to 4Ω
100-W stereo in BTL configuration is converted to 3Ω
In PBTL configuration, 170-W single input 2Ω
• 5V gate drive or built-in LDO for optional single-supply operation
•Closed loop feedback design
– Up to 100 kHz signal bandwidth for high-frequency content of high-definition sources
–0.02%THD+N, 4Ω at 1 W
–60 dB PSRR (BTL, no input signal)
––>108 dB signal-to-noise ratio (A-weighted)
-AD or head modulation scheme
• Low power operation mode
–Standby Mode: Silent and -Low idle speed current head modulation scheme
-Single channel BTL operation
• Multiple input options to simplify preamplifier design
-Differential or single-ended analog input
-Optional Gain: 18 dB, 24 dB, 30 dB, 34 dB
• Comprehensive Protection: Undervoltage, overvoltage, cycle-by-cycle current limit, short circuit, limit detection, over-temperature alarm and shutdown, DC speaker protection
•90% efficient D-level operation (4Ω)
• Pin compatible device series with voltage and power level options.

Package List:
1 xPower Amplifier Board

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