Features:

www.edac.net

Specifications:

customerservice@edac.net

Ordering Code Notes:

1) All connector sizes up to 60 contacts single row / 120 contacts dual row

are available upon request.

2) Make-Before-Break switching contacts, assembled in specific contact

positions are available upon request.

Insulator Material

UL 94V-0 Thermoplastic Polyester, Black

Contact Material

Copper Alloy

Contact Plating

30µ” Gold Plating on mating area and Tin Plating on tails with Nickel underplating all over

Current Rating

3 amps

Contact Resistance

10 milliohms Maximum

Dielectric Withstanding Voltage

1500 V AC rms at sea level between adjacent contacts

Insulation Resistance

5000 megaohms Minimum

Operating Temperature

-40°C to +105°C

Insertion Force

16 oz (4.45 N) maximum per contact pair when tested with .070” (1.78mm) thick gauge

Withdrawal Force

1 oz (0.28 N) minimum per contact pair when tested with .054” (1.37mm) thick gauge

Contact insertion into Hole

20 lbs (89 N) Maximum

Contact Retention in Hole

10 lbs (44 N) Minimum

Re-Insertability in same Hole

3 Times Minimum

•

0.125” (3.175mm) contact spacing x 0.250” (6.35mm) row spacing

•

Accepts 0.062” (1.57mm) nominal thickness P.C. board

•

High profile insulator body, 0.645”(16.38mm) with notched ends option

•

Contact termination options include P.C. tail, and 0.025” (0.64mm) square wire wrap

•

Press-fit compliant section for gas tight reliable connection in plated through holes eliminates soldering

operations

•

Single or dual row configurations

•

Accepts between contact and in-contact polarizing keys (special features if requested)

•

Tools available for insulator and contact removal. Simple “flat rock” tooling is used for connector installation

•

RoHS Compliant & UL Certified

Press-Fit Card Edge Connectors 0.125” (3.175mm) Pitch

746 SERIES

746-070-520-206

Series

Total Number of Contacts

Contact Code

Contact Rows & Card Slot Depth

Insulator Options

Example Part Number:

Series:

746

Total Number of Contacts:

Contact Rows:

005, 006, . . . . 060

Single Row

010, 012, . . . . 120

Dual Row

Contact Code:

Description:

Contact Point:

Tail Length “G”:

520

P.C. Tail

Regular Point

.190 (4.83)

525

P.C. Tail

High Point

.190 (4.83)

527

P.C. Tail

High Point

.375 (9.53)

540

Wire Wrap

Regular Point

.560 (14.22)

541

Wire Wrap

Regular Point

.750 (19.05)

545

Wire Wrap

High Point

.190 (4.83)

553

Wire Wrap

High Point

.702 (17.83)

560

Make Before Break (MBB) Contacts

.190 (4.83)

Insulator Options:

Description:

01

.645”(16.38mm) Full Height Ends

06

.550”(13.97mm) Notched Ends

Contact Rows:

Description:

Card slot Depth:

1

Single Row

.515 (13.08) Slot Depth

2

Dual Row

.515 (13.08) Slot Depth

5

Single Row

.340 (8.64) Slot Depth

6

Dual Row

.340 (8.64) Slot Depth

P/N 306-240-318

BETWEEN CONTACT

POLARIZING KEY

P/N 745-240-328

IN-CONTACT

POLARIZING KEY