78-5102-0091-4 Rev F

3M™ Ribbon Cable Socket and Header, 451 and 452 Series, 1.27mm (0.050") pitch

4 of 9

5. Electrical Testing

6. Mechanical Testing

Description or

parameter

Values &

limits

Units

Requirement or conditions

Test standard or

method

Dielectric

withstanding voltage

1250

Measured between adjacent and opposing contacts.

No disruptive discharge during 1 minute duration.

Sea level with 70% relative humidity. Excludes cable.

EIA-364-20

Method A

Test Condition I

Dielectric

Breakdown voltage

1250

Ramp assembled pair at 500V/s until electrical arc.

Sea level with 70% relative humidity. Excludes cable.

EIA-364-20

Method A

Test Condition I

Insulation

resistance

>1 x 10^9

Ohms

Measured between adjacent and opposing contacts.

500 VDC for 1 minute duration.

EIA-364-21

EIA Current rating

32 - 50 poles

0.75

Amperes

30º C T rise above ambient, mated pair terminated to

cable, all poles powered.

EIA-364-70

Method 2

1.50

30º C T rise above ambient, mated pair terminated to

cable, 6 adjacent poles powered.

EIA Current rating

4 - 30 poles

0.75

Amperes

30º C T rise above ambient, mated pair terminated to

cable, all poles powered.

EIA-364-70

Method 2

1.50

30º C T rise above ambient, mated pair terminated to

cable, 6 adjacent poles powered.

Low Level

Connection

Resistance (LLCR)

<10 ∆ or

<30 ∆

Milliohms

Maximum ∆R contact resistance per mated interface

throughout testing. <30mOhm for Temperature Life.

<10mOhm for all other tests.

EIA-364-23

Description or

parameter

Values &

limits

Units

Requirement or conditions

Test standard or

method

Header pin retention

4.5

Newtons

(MIN)

Average/pin

EIA-364-29

Vibration

3.10

g

(gravitational

force)

Random, 15min each x, y, z planes. No strain relief

clip. Mated connectors shall exhibit no discontinuities

greater than 10ns during test, and 10 milliohm

maximum ΔR contact resistance throughout testing.

EIA-364-28

Condition VII

Letter D

Swept-sine, 2.5 hours each x, y, z planes, 10-2000

Hz. Double ended socket harness with strain relief clip

both ends. Mated connectors shall exhibit no

discontinuities greater than 10ns during test, and 10

milliohm maximum ΔR contact resistance throughout

testing.

IEC-60512-6d-2e-

6c

20

Mechanical Shock

30

g

(gravitational

force)

Half-sine, 11ms, 3 pulses each x, y, z.. No strain relief

clip. Mated connectors shall exhibit no discontinuities

greater than 10ns during test, and 10 milliohm

maximum ΔR contact resistance throughout testing.

EIA-364-27 Test

Condition H

Half-sine, 11ms, 3 pulses each x, y, z. Double ended

socket harness with strain relief clip both ends. Mated

connectors shall exhibit no discontinuities greater than

10ns during test, and 10 milliohm maximum ΔR

contact resistance throughout testing.

EIA-364-27 Test

Condition A

50

3M Electronics Materials Solutions Division

13011 McCallen Pass Bldg. C

Austin, TX 78753-5380

1-800-225-5373

www.3M.com/interconnect