The 53804 from Modular Devices is a Space Qualified Solid State Relay that requires a bias voltage of 4.7-5.25 V and a command current of 0.1-2.0 mA. It has a contact current rating of 10-15 A and a contact voltage rating of 600-1000 V. This relay has a contact resistance of 0.15-0.4 ohm, a power dissipation of 20-30 W, and an energized delay time of 10-30 µs. The solid state relay requires a maximum bias input current of 30-50 mA and has a radiation tolerance TID rating of up to 45 Krads (L and LE grades). It has a mass of 50 g and is available in a rugged hermetic package able to withstand severe environments. The 53804 relay is ideal for military and aerospace applications.