AM21-20W05V AC-DC power module
[Input voltage]：100~250V
[Output voltage]：5V
[Output current]：4000mA
[Output Power]：20W
[Size]：52.5*35.2*25.6mm
[Package]：DIP
[Feature]：AC-DC buck power supply module
[Introduction]：AC-DC buck power supply module
| PIN | Note |
| L | AC_L AC Input_FireWire |
| N | AC_N AC Input_Neutral |
| + | +DC DC output positive terminal |
| - | -DC output reference ground |