767054-1 Datasheet, PDF (4/28 Pages) Tyco Electronics – STEP-Z Interconnection System

High Speed Fine Pitch Connectors
(MICTOR, MICTOR SB, Micro-Strip and STEP-Z
Interconnection Systems)
Material Specifications
PMaagte_riHaleadnd(CPonetrinfuoerdm) ance Specifications, MICTOR Connectors
Material
Housing — Liquid crystal polymer, black
Contacts — High reliability copper alloy
Ground Bus — Phosphor bronze
Finish (Gold Plating)
Contacts and Ground Bus — Duplex plated 0.00076 [.000030] min. gold in mating area, 0.00381 [.000150] min. tin-lead on
leads, with entire contact and ground bus underplated 0.00178 [.000070] min. nickel
Finish (Palladium-Nickel Plating)
Contacts and Ground Bus — Duplex plated 0.000013 [.000005] min. gold over 0.00076 [.000030] min. palladium-nickel in
mating area, 0.00381 [.000150] min. tin-lead on leads, with entire contact and ground bus underplated 0.00178 [.000070] min.
nickel
Finish (Lead-Free Plating)
Contacts and Ground Bus — 0.00076 [.000030] min. gold on contact area, 0.00381-0.00635 [.000150-.000250] matte tin per
ASTM B 545 on leads, all over 0.00177-0.00445 [.000070-.000175] nickel.
Or
0.00013 [.000005] min. gold over, 0.00076 [.000030] min. palladium nickel on contact area, 0.00381-0.00635 [.000150-.000250]
matte tin per ASTM B 545 on leads, all over 0.00191-0.00445 [.000075-.000175] nickel.
Performance Specifications
Ratings
Voltage — 30 vac
Current — Signal; rated 1.0 Amps, fully derated 0.5 Amps
Ground; rated 11.5 Amps, fully derated 7.6 Amps
Temperature — -55°C to +125°C
Electrical Characteristics
Characteristic Impedance — 50±5 ohms at 1 ns
Termination Resistance — ∆R 10 milliohms max.; Specification 109-6-1
Insulation Resistance — 10,000 megohms min.; Specification 109-208-1
Dielectric Withstanding Voltage — 500 vac at sea level; Specification 109-29-1
Mechanical Characteristics
Solderability — Solderable area shall have a 95% min. solder coverage; Specification 109-11-1
Vibration (Random) — No discontinuities of 1 µs or longer duration; Specification 109-21-5
Physical Shock — No discontinuities of 1 µs or longer duration; Specification 109-26-1
Durability (Tested to) — Mate and unmate samples at a rate of 600 cycles max. per hour. 25 cycles, gold plating;
500 cycles, palladium-nickel plating; Specification 109-27
Contact Retention — 1 lb min.; Specification 109-30
Mating Force — 152 oz max. per 1/2 inch of connector (1 module). Each module equals 38 signal contacts and 1 ground bus;
Specification 109-42
Unmating Force — 19 oz min. per 1/2 inch of connector (1 module). Each module equals 38 signal contacts and 1 ground bus;
Specification 109-42
16
Catalog 65194
Revised 6-07
www.tycoelectronics.com
Environmental Characteristics
Thermal Shock — Subject mated samples to 5 cycles between -55°C and +125°C; Specification 109-22
Humidity - Temperature Cycling — Subject mated samples to 10 cycles between +25°C and +65°C at 95% RH;
Specification 109-23-3, Condition B
Temperature Cycling — Subject mated samples to 1024 cycles between -40°C and +60°C at 2 hours per cycle;
Specification 109-75-1
Temperature Life — Subject mated samples to temperature life at +118°C for 792 hours;
Specification 109-43
Mixed Flowing Gas — Subject mated samples to environmental class II for 14 days; Specification 109-85-2
Dimensions are in millimeters
and inches unless otherwise
specified. Values in brackets
are standard equivalents.
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-1106-0803
South America: 55-11-2103-6000
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-8706-080-208