Seires SSMA are thead coupling sub-miniature coaxial connectors ,as smaller version of SMA connectors.Which have the excellent performance of light weight ,small size ,rugged construction ,wide frequency range and high rellability ,are widely used in RF and microwave telelcommuniction system
The interface diementions and technical characteristics are in occord with specifications of IEC169-18 and CECC 22140
Technical characteristics
Temp.range................-55～ +155
Impedanec.................50Ω
Frequency Range...........DC0～3GHz
Working Voltage...........335V max
Dielectric Withstand Voltage.........750V rms
Contact resistance
Center Contact............≤4mΩ
Outer Contact.............≤2.5mΩ
Insulation resistance ....≥1000 mΩ
VSWR .....................≤1.07+0.01f
Durability(mating)........ 500 (cycles)
MATERIAL & PLATING
shell ..............brass ...............goldplated
contact pin ........brass................goldplated
socket............. beryllium........... goldplated
elastic contact.... beryllium........... goldplated
insulator ..........PTFE
crimping suite..... copper alloy......... nickel or goldplated
0-ring sealing .....6146 silastic
APPLECABLE STANDARD
MIL-C-39012;
CECC 22130;
IEC 60169-10
