307/357 SERIES CARD EDGE CONNECTOR
.156" (3.96mm) Contact Spacing
307/357 SERIES ORDERING CODE
Example Part Number 307 - 044 - 520 - 2 02
Series
Total Number of Contacts
Contact Code
Contact Rows
MountingOptions
Series
307
Insulator Colour
Green
357
Black
Total Number of Contacts1
006, 007,...044
012, 014,...088
Contact Rows
Single Row
Dual Row
Contact Code 2, 3, 4, 5 Description & Tail Size Tail Length "G"
Single Row Contacts - Read One Side of Daughter Board
505
525
527
531
545
547
558
559
Wire Hole.087 x .013 (2.21 x 0.33)
P.C. Tail .046 x .013 (1.17 x 0.33)
P.C. Tail .046 x .013 (1.17 x 0.33)
P.C. Tail .023 x .013 (0.58 x 0.33)
Wire Wrap.046 x .013 (1.17 x 0.33)
Wire Wrap.046 x .013 (1.17 x 0.33)
90 Degree Bend (Code 545 Contacts)
90 Degree Bend (Code 527 Contacts)
.282 (7.16)
.213 (5.41)
.358 (9.09)
.213 (5.41)
.708(17.98)
.520(13.21)
FEATURES
● CSA Approved and UL Recognized
● .156 (3.96) Contact Spacing x .200 (5.08) Row Spacing
● Accepts .062 (1.57) Nominal Thickness P.C. Board
● Low Profile Insulator Body, .460 (11.68)
● Contact Termination Options include P.C. Tail, Wire Hole,
Wire Wrap, 90 Degree & Extender Board Bends
● Single or Dual Row Configurations
● Large Variety of Mounting Options
● Pre-assembled Card Guides Available
● Accepts Between Contact and In-Contact Polarizing Keys
Single Row Contacts - Read Both Sides of Daughter Board
501
521
541
553
554
557
Wire Hole.089 x .014 (2.29 x 0.36)
P.C. Tail .046 x .014 (1.17 x 0.36)
Wire Wrap.046 x .014 (1.17 x 0.36)
90 Degree Bend (Code 521 Contacts)
90 Degree Bend (Code 501 Contacts)
90 Degree Bend (Code 541 Contacts)
.213 (5.41)
.213 (5.41)
.495(12.57)
SPECIFICATIONS
Dual Row Contacts - Read Both Sides of Daughter Board
◆ Insulator Material: Thermoplastic Polyester, UL 94V-0
◆ Contact Material: Copper, Nickel, Tin Alloy CA-725
◆ Contact Plating: Gold on the Mating Area, Tin on the
Contact Tails, Nickel Underplate
500
520
522
524
540
542
555
556
558
559
560
Wire Hole.087 x .013 (2.21 x 0.33)
P.C. Tail .046 x .013 (1.17 x 0.33)
P.C. Tail .046 x .013 (1.17 x 0.33)
P.C. Tail .023 x .013 (0.58 x 0.33)
Wire Wrap.046 x .013 (1.17 x 0.33)
Wire Wrap.046 x .013 (1.17 x 0.33)
Extender Board Bend (Code 500 Contacts)
Extender Board Bend (Code 520 Contacts)
90 Degree Bend (Code 522 and 540 Contacts)
90 Degree Bend (Code 522 and 540 Contacts)
Extender Board Bend (Code 522 Contacts)
.282 (7.16)
.213 (5.41)
.358 (9.09)
.213 (5.41)
.708(17.98)
.520(13.21)
◆ Current Rating: 5 Amperes Continuous
◆ Contact Resistance: 10 Milliohms Maximum
◆ Dielectric Withstanding Voltage: 1800 V AC rms at Sea Level
Between Adjacent Contacts
◆ Insulation Resistance: 5000 Megohms Minimum
◆ Operating Temperature: -65 to +105 Degrees C
◆ Insertion Force: 16 oz (4.45 N) Maximum per Contact Pair
when Tested with a .070 (1.78) Thick Gauge
◆ Withdrawal Force: 1 oz (0.28 N) Minimum per Contact Pair
when Tested with a .054 (1.37) Thick Gauge
Contact Rows
1
2
Description
Single Row
Dual Row
Ordering Code Notes
1) All connector sizes up to 44 contacts single row / 88 contacts
MountingOptions6
Description
No Mounting Lugs
dual row are available upon request.
2) For contacts with overall tin-lead plating, change the first digit
of the contact code from 5 to 4.
3) Single row contacts that read both sides of the daughter
boardare phosphor bronze CA-510 material with entire
surface plated gold over nickel.
4) For details of the extender board and 90 degree bends, refer
to page 66.
01
02
03
04
07
08
12
58
68
78
.128 (3.25) Dia. Mounting Holes
.116 (2.95) I.D. Floating Eyelets
.156 (3.96) Dia. Mounting Holes
M3-0.5 Metric Threaded Inserts
#4-40 Unified Threaded Inserts
.128 (3.25) Dia. Side Mounting Holes
.468 (11.89) Offset Card Guides
.344 (8.74) Offset Card Guides
In-Line Card Guides
5) Switching contacts, assembled in specific contact positions,
are available upon request.
6) For details of the mounting options, refer to page 68.
Page 40
Tel: (416) 754 -3322
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