There are 14 devices in this switch series which are differentiated by type of switch action and value of RON (see Functional Description). All devices are available in 16 lead DIP packages. The HI-5040 and HI-5050 switches can directly replace IH-5040 series devices except IH5048, and are functionally compatible with the DG180 and DG190 family. Each switch type is available in the -55oC to 125oC and 0oC to 75oC performance grades.