10PCS 3v-5v NS8002 Mono Power Amplifier Module Diy Low Voltage Stereo Audio Systems Class AB Amplifier Circuit

10PCS 3v-5v NS8002 Mono Power Amplifier Module Diy Low Voltage Stereo Audio Systems Class AB Amplifier Circuit Description

PCB size: length 16 x width 10.5 x thickness 2.6mm (including protruding part);Installation method: inline, SMT patch; Output power: mono 3W;Supply voltage: 2V-5V (3.7V lithium battery can be used);
Output impedance: 4 ohms - 8 ohms;Frequency response: 150HZ-20KHZ;Efficiency: 90%;Silent control: yes;Volume adjustment: none;Wiring instructions;
This board should be grounded, and the 3 pin is the negative pole of the power supply and the ground. 1 pin is a silent output, it should be connected with 3 feet, when the voltage is 0
1. Improved PSRR at 217 Hz & 1 KHz 60 dB;2. Power output at 5.0V, 10% THD+N, 4 Ohm 2.0 W (typ.);3. Power output at 5.0V, 1% THD+N, 8Ohm 1.5 W (typ.);4. 2.2V - 5.5V operation;
5. Improved circuitry eliminates -click noise during turn- and turn-off transitions;6. No output coupling capacitors, snubber networks or bootstrap capacitors required;7. Unity-gain stable;8. External gain configuration capability;
Color:
Material: ABS+Metal

Package Contents:
10 Pcs NS8002 Mono Power Amplifier Module