3-640252-1 TE Connectivity, 3-640252-1 Datasheet
3-640252-1
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3-640252-1 Summary of contents
Page 1
... Application Specification (SL 156 Contacts and Housings) | 2.2. Reference Documents ! UL 498: Attachment Plugs and Receptacles ! | 502-1305: Engineering Report (Contact Retention Testing of SL 156 Connectors Part Numbers | 2132189-2 and 1-2132189-2) 3. REQUIREMENTS 3.1. Design and Construction Product shall be of the design, construction and physical dimensions specified on the applicable product drawing ...
Page 2
... The maximum rated current that can be carried by this product is limited by the NOTE maximum operating temperature of the housings (105°C) and the temperature rise of the contacts (30°C). Variables which shall be considered for each application are: wire size; contact material; ambient temperature; and PCB design. ! Temperature: -55 to 105° ...
Page 3
... PCBs. Calculate force per contact. TE Spec 109-30. Apply axial load to the crimped contacts by gripping the wire. TE Spec 109-16. Determine crimp tensile at a maximum rate of 1 inch per minute. TE Spec 109-22. Subject mated specimens to 25 cycles between -55 and 85° ...
Page 4
... Termination resistance, dry circuit Insulation resistance Dielectric withstanding voltage Temperature rise vs current Durability Mating force Unmating force Contact retention Crimp tensile Thermal shock (a) See paragraph 4.1.A. NOTE (b) Numbers indicate sequence in which tests are performed. Rev H Test Group ( Test Sequence ( 3,5 2,4 2,7 1 Figure 2 108-1049 ...
Page 5
... Test group 1 shall consist of 1 housing of each size and 5 contacts all representative of the entire lot being tested. Test groups 2, 3 and 4 shall consist of 6 connector assemblies per group. Housing and wire sizes shall be chosen randomly to cover the range of the product line ...
Page 6
... A 1 foot minimum length of continuous lead for heat dissipation. NOTE 2. Termination resistance equals millivolts divided by test current less resistance of 3 inches of wire. 3. Test PCB is tin plated 1 ounce copper. Termination Resistance Measurement Points Terminal Temperature vs Current/Circuit, 5 Position Housing Rev H Figure 3 Figure 4 108-1049 ...