145031-3 TE Connectivity, 145031-3 Datasheet - Page 38

• Manufacturer Part Number: 145031-3
• Description: Conn Card Edge SKT 240 POS 1.27mm Press Fit ST Thru-Hole
• Manufacturer: TE Connectivity
• Type: Card Edger

Specifications of 145031-3

• Number Of Contacts: 240
• Contact Plating: Gold
• Mounting: Through Hole
• Termination Method: Press Fit
• Pitch: 1.27 mm
• Body Orientation: Straight
• Contact Material: Phosphor Bronze
• Mounting Style: Through Hole
• Pitch (mm): 1.27mm
• Housing Material: Thermoplastic
• Housing Color: Brown
• Rohs Compliant: NO
• Number Of Dual Positions: 120
• Termination Method To Pc Board: Through Hole - Solder
• Bus Type: PS/2
• Termination Post Length (mm [in]): 3.56 [0.140]
• Solder Tail Contact Plating: Tin-Lead
• Centerline (mm [in]): 1.27 [0.050]
• Pcb Mount Retention Type: Boardlock(s)
• Contact Base Material: Phosphor Bronze
• Contact Plating, Mating Area, Material: Gold (30)
• Underplate Material: Nickel
• Mating Alignment Type: 1 Key/1 Web
• Rohs/elv Compliance: Not ELV/RoHS compliant
• Lead Free Solder Processes: Wave solder capable to 240°C, Wave solder capable to 260°C, Wave solder capable to 265°C
• Lead Free Status / RoHS Status: Not Compliant

38
Product Facts
Physical Properties:
Insulation Resistance—5000
megohms minimum.
Insertion/Withdrawal Force
(Daughter Card)—8 oz./2 oz.
[35.6 N/ 8.9 N] average contact pair
using .0620 [1.57] steel blade.
Insulator Body—Glass filled
thermoplastic, UL rating 94V-O. High
temp. plastic option is available; add
suffix M399 to part number.
Color—Black
Contacts—High strength copper alloy.
Contact Plating—.000050 [0.00127]
nickel underplate with .000030
[0.00076] gold in the mating area,
tin/lead on tails, .000100 [0.00254]
minimum
Electrical Properties:
Operation Voltage—1500 VDC
(sea level)
Current Rating—3 Amperes
Initial Contact Resistance—
10 milliohms
Environmental Properties:
Operating Temperature—
Temperature Cycling—
MIL-STD-202 method 107
Vibration—MIL-STD-202 method 204
Related Product Data:
Daughter Card Edge Pattern—
page 57
Catalog 1654080
Issued 7-03
www.tycoelectronics.com
-55˚C to +125˚C
Recognized under the
Component Program
of Underwriters
Laboratories Inc.,
File No. E60980
Certified
by Canadian
Standards
Association,
File No. LR49571
Centered Mounting Ear
.125 [3.18] Thru Hole
[3.18] Dia.
.125
Dimensions are in inches and
millimeters unless otherwise
specified. Values in brackets
are metric equivalents.
Centered Mounting Ear
4-40 Threaded Insert
[3.25] Dia.
.128
Card Edge Connectors
(Solder Type, Board-to-Board)
Cantilever Series .156 x .200 [3.96 x 5.08] Centerline, Dip Solder Tails,
.300 [7.62] Card Slot Depth
[3.96]
.156
#4-40
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
No Mounting Ears
Mounting Styles
.040±.003
[1.02±.08]
[3.96]
.156
Typ.
Dia.
A
E
B
D
E
C
Dim E
Dim B
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-5-729-0425
.125 [3.18] Thru Hole
Flush Mounting Ear
[0.51]
.020
[1.52]
.060
[5.08]
.200
Typ. Dia.
[3.18]
.125
[6.35]
[4.57]
.250
.180
[6.35]
.250
[3.68]
.145
Dia.
[9.40]
.370
J
[15.49]
.610
South America: 55-11-3611-1514
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-141-810-8967
4-40 Threaded Insert
Flush Mounting Ear
.020±.010
[.51±.25]
[7.62]
.300
[5.08]
.200
Card Slot Depth
Contact Gap
[6.35]
.250