The CDMR310B from ISOCOM is a Space Qualified Solid State Relay with Breakdown Voltage 5 V (Input Reverse), Input Current 10 to 20 mA, Input Voltage 0 to 1.7 V, Leakage Current 10 uA, Operating Temperature -55 to 125 Degree C. More details for CDMR310B can be seen below.