PAM8403 amplifier for speakers 3W+3W Mini Digital Power Amplifier Board Audio Speaker Module DC2.5-5.5 V Supply Dual Channel

Origin:CN(Origin)
Compatible Audio & Video Equipment Style:Amplifier
Model Number:digital power audio amplifier
Bundle:Bundle 1
Dimensions (WxHxD)):x
Weight:2g
Package:Yes

PAM8403 amplifier for speakers 3W+3W Mini Digital Power Amplifier Board Audio Speaker Module DC2.5-5.5 V Supply Dual Channel
1. Power supply: DC2.5-5.5 V.
2. Output power: 3W + 3W (4).
3. SNR: 90dB.
4. Efficiency: > 90%.
5. Size: 15.5×24 mm.
NOTE:
1. Single lithium or USB power supply is suitable, also can use four sections of 1.5V , if use with the transformer power supply,it must add 5V voltage circuit, more than 6V will burn IC out.
2. + and - of power supply can't be reversed, power supply voltage can't be more than 6V, otherwise it will damage the IC.
3. there were high gain buffers, can't change any board device parameters, do not accord with the parameters of the IC will lead to damage.
4. input wire please use shielding wire, can rise anti-interference function, eliminate clutter current sound.
5. output is CMOS BTL drive mode,4 wire is completely independent, don't connect together!
Package Content:
1XMini Digital Audio Amplifier Board DC 5V Power Supply(only us.)