• Home
• About Us
• Mil Spec
• Value Added
• RFQ
• Contact Us
• Terms & Conditions

GENERAL SPECIFICATIONS

The values listed below are general specs applying for preci-dip socket and pin connectors. Please see individual catalog page for additional and product specific technical data.

Operating temperature range: -55 ... +125 °C
Climatic category (IEC): 55/125/21
Operating humidity range: annual mean 75 %
Max working voltage: 100 VRMS/150 VDC (2.54 mm grid)

Preci-dip products are recognized by Underwriters Laboratories Inc. and listed under "Connectors for Use in Data, Signal, Control and Power Applications", File Nr. E174442.

Mechanical characteristics
Clip retention	Min. 40 N (no displacement under axial force applied)
Contact (sleeve / clip) retention	Min. 3.3 N acc. to MIL-DTL-83734, pt 4.6.4.2

Electrical characteristics
Insulation resistance between any two adjacent contacts				Min. 10'000 MΩ at 500 V AC
Capacitance between any two adjacent contacts				Max. 1 pF
Air and creepage distances between any two adjacent contacts
SERIES	3xx/4xx/7xx	80x	83x	85x	86x
mm	0.7	0.85 / 0.7	0.5	0.4 / 0.5	0.5

Environmental characteristics

The sockets withstand the following environmental tests without mechanical and electrical defects: Dry heat steady state IEC 60512-11-9.11i / 60068-2-2.Bb: 125 °C, 16h Damp heat cyclic IEC 60512-11-12.11m / 60068-2-30.Db: 25/55 °C, 90 – 100 %rH, 1 cycle of 24 h Cold steady state IEC 60512-11-10.11j / 60068-2-1.A: -55 °C, 2 h Thermal shock IEC 60512-11-4.11d / 60068-2-14.Na: -55/125 °C, 5 cycles 30 min Sinusoidal vibrations IEC 60512-6-4.6d / 60068-2-6.Fc: 10 to 500 Hz, 10 g, 1 octave/min, 10 cycles for each axis Shock IEC 60512-6-3.6c / 60068-2-27.Ea: 50 g, 11 ms, 3 shocks in three axis During the above two tests no contact interruption >50 ns does appear. Solderability J-STD-002A, Test A, 245°C, 5 s solder alloy SnAg3.8Cu0.7 Resistance to soldering heat J-STD-0020C, 260°C, 20 s Moisture sensitivity J-STD-020C level 1 Resistance to corrosion: Salt spray test IEC 60068-2-11.Ka: 48 h Sulfur dioxide (SO2) test IEC 60068-2-42 Kc: 96 h at 25 ppm SO2, 25 °C, 75 %rH Hydrogen sulfide (H2S) test IEC 60068-2-43 Kd: 96 h at 12 ppm H2S, 25 °C, 75 %rH

Solderless compliant Press-Fit characteristics
Press-fit characteristics measured acc. to IEC 60352-5
Press-in force:	90 N max. (at min. hole dia.) / 65 N typ.
Push-out force:	30 N min. (at max. hole dia.) / 50 N typ.
Push-out 3rd cycle:	20 N min. (at max. hole dia.)
PCB Hole Dimensions
2 mm grid	Finished hole Ø: 0.7 + 0.09/-0.06 mm Drilled hole Ø: 0.8 ± 0.02 mm
2.54 mm grid	Finished hole Ø: 1 + 0.09/-0.06 mm Drilled hole Ø: 1.15 ± 0.02 mm
PCB Hole Plating
PCB surface finish	Hole plating
Tin	5-15 µm tin over min. 25 µm copper
Copper	min. 25 µm copper
Gold over nickel	0.05-0.2 µm gold over 2.5-5 µm nickel over min. 25 µm copper

Packaging

Standard connector packaging is card box. SMD mount connectors available on request with Tape & Reel packaging acc. to EIA Standard 481. These products are marked with the symbol

Preci-Dip PCB Connectors Catalog (PDF document 9.4 MB)