This part is a kind of semiconductor called TRR1Axxx.

Function of this product has PCB Relays.

Manufacturers : TTI

Image and pinout :

Some of the text within the PDF file :

TRR M A IN FEAT UR ES Ÿ Miniature, cost-effective switching solution. Ÿ State of the art capsule designs. Ÿ Molded construction for compatibility with automatic board processing. Ÿ Epoxy-molded dual-in-line package. Ÿ Completely washable. A PPL ICAT IONS Ÿ Measuring equipment, Communication equipment, Control equipment, A ppliances, etc. OR DER ING INFOR M AT ION .twType TRR 1A 05 D 00 omPackage F : SIP T ype .cD :DIP Type S : SMD Type Contact A rrangent : 1A , 1B , 1C , 2A , N om inal Coil voltage : 05: 5V DC , 12: 12V DC , D Function N il : Standard 24: 24V DC , D : DOIDE Special Code : SIP T ype 00 : pin out 1357 50 : pin out 1267 DIP / SM D T ype 00 : pin out 1267 gDIM ENSION(unit:mm) inSIP Type hTRR-00 (00:PIN OUT 1,3,5,7) DR IL L ING(unit:mm) W IR ING DI [ ... ]

TRR1Axxx PDF Datasheet Download