A.0.01A/5V B.0.1A/50V C.1A/500V D.1A/50V
A.2.5A B.250mA C.50mA D.25mA
A.1.9kW/1.5kW B.1.5kW/0.4kW C.1.9kW/0.4kW D.1.5kW/0.2kW