Meco Tda2030a 35w Mini Hifi Mono Digital Audio Amplifier Board 93% Efficiency Module

Features: 1. Model: TDA2030A 2. Name: Mini HiFi Mono Digital Amplifier Board 3. Using military grade FR4 board, the choice of low-power high-fidelity digital amplifier chip, and then with high-frequency low-impedance capacitors, fully shielded inductor 4. Deep, powerful bass and good flexibility 5. Alto honest warm, bright and clear treble 6. The entire board using SMT machines, infrared reflow soldering, stable and reliable 7. Up to 93% efficiency, low power consumption, heat a small, <35W; need not to use heatsink Specification: 1. Supply voltage: DC 12V-24V 2. Output power: 35W (8 load 22V supply ) 18W (4 load 12V supply) 3. Efficiency: 93% 4. Standby current: 150uA 5. Quiescent current: 50mA 6. SNR: 89dB 7. Total harmonic distortion: 13W / 1KHz / 12V / 4 - 0.5% 26W / 1KHz / 22V / 8 - 0.5% 35W / 1KHz / 24V / 8 - 10% 8. Frequency range: 10Hz-30KHz 9. Input impedance: 30K 10 Output impedance: 4-8 11. The voltage gain of 36dB 12. The amplifier board size: 37mm * 33mm The use of precautions: 1. The power supply voltage limit 36V, do not exceed this voltage, do not reverse the positive and negative 2. The power supply is recommended for 22V, 2A power supply 3. The speaker recommended 4-8 inch speaker 4. Do not short-circuit the audio output is shorted to ground or to each other 5. Please check carefully to make sure that the connection is correct Package included: 1 x Amplifier board