NEW 2010 Circular Interconnects Catalog - All sections - 12-C3

AmphenolAerospaceDifferential Twinax Contacts, MIL-DTL-38999Series III, General DescriptionOptions High SpeedEMI Filter Printed5015 83723 III 26482 38999OthersFiber OpticsTransient Circuit Board26500 Pyle Crimp RearContacts Release Matrix Matrix Pyle Matrix 2 SJT I II IIIAmphenol ® Differential Twinax Contacts -Offer several advantages for high data transfer rates, low powerconsumption and excellent EMI compatibility:• Two strategically spaced inner contacts form two 100 or 150 Ohmmatched impedance differential pairs• Outer contact has rugged wall section for durability• Available in size 8 crimp termination style• Also available in size 8 with PC tails (see page 381)• Requires modification of MIL-DTL-38999 connector toaccommodate keyed contacts(2) CENTERCONDUCTORSINSULATIONBRAIDJACKETCable Illustration - Differential Twinax ContactDifferential Twinax Socket ContactDifferential Twinax Pin ContactTYPICAL DIFFERENTIALTWINAX SOCKETCONTACT has socketouter contact with asocket inner contactTYPICAL DIFFERENTIALTWINAX PIN CONTACThas pin outer con tact witha pin inner contactDifferential Twinax Contacts are Goldplated, Crimp TerminationFinish of mating contacts parts: supplied with0.000050 min. gold over nickel on mating parts.Consult Amphenol for availability ofother finishes.Differential Twinax Size8 Contact Performance:• Bandwidth: Up to 3 Gigahertz• Data Rate: Exceeding 3 Gbits/sec.• Voltage Rating: 500 Vrms max. @ sea level• Dielectric Withstanding Voltage:1000 VAC rms between all inner contacts @sea level 500 VAC rms between inner andouter contacts @ sea levelSuggested Numbering for DifferentialTwinax ContactsORIENTATIONKEY2 1 1 2PIN CONTACTMATING FACESOCKET CONTACTMATING FACE380 Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com