| Title： | New TPA3221 Digital Class D Power Amplifier Board 100W * 2 | ||
| Specification: |
The PCB is made of 1.6mm thick double-sided board and 2.0A thick copper
Main filter electrolytic capacitor 2200UF/35V * 4
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 into 4 Ω in BTL Configuration – 112-W Stereo into 3 Ω in BTL Configuration – 208-W Mono into 2 Ω in PBTL Configuration • Output Power at 1% THD+N – 88-W Stereo into 4 Ω in BTL Configuration – 100-W Stereo into 3 Ω in BTL Configuration – 170-W Mono into 2 Ω in PBTL Configuration • 5-V Gate Drive or Built-in LDO for Optional Single-Supply Operation |
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| Product Details: |
1. Low-Power Operating Modes
– Standby Modes: Mute and < 1 mA Shutdown – Low Idle-Current HEAD Modulation Scheme – Single-Channel BTL Operation 2. Multiple Input Options to Simplify Pre-Amp Design – Differential or Single-Ended Analog Inputs – Selectable Gains: 18 dB, 24 dB, 30 dB, 34 dB 3. Integrated Protection: Undervoltage, Overvoltage,Cycle-by-cycle Current Limit, Short Circuit,Clipping Detection, Overtemperature Warning andShutdown, and DC Speaker Protection 4. 90% Efficient Class-D Operation (4 Ω) 5. Pin-Compatible Family of Devices with Voltageand Power-Level Options 6. Working voltage: DC19V-30V switching power supply (DC), recommended DC24V 7. PCB size: 103 * 78MM |
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| Package: | 1*TPA3221 Digital Class D Power Amplifier Board 100W * 2 | ||
On Aug 12, 2025 at 21:25:49 PDT, seller added the following information: