SMA5817,SMA5818,SMA5819,SR150,SR160,SR170 are 60Hz single-phase half-wave bridge rectifiers from SMA, with an rated voltage range of 20-80V and a rated current of 1A. The rated power is 20-80W. The package is SMA(DO-214AC). It has the characteristics of glass passivated junction, low leakage current and is suitable for surface mounting. It can be used in motors, machine tools, household appliances and other fields.