Solid State Relay with PCB Layout

A complete relay that is smaller than a Tyco RT series EMR Simple_solid_state_relay_Updated  . This design uses a small double sided PCB and some SMD components. Here are the Gerber files SSLR.  The recomended mosfets for this design are the  PSMN4R3-100PS[1] for supply rails of up to +-50 V absolute maximum, and for supply rails of up to +-75 V, the Fairchild FDB075N15A[1]