6-146256-3 TE Connectivity, 6-146256-3 Datasheet - Page 144

• Manufacturer Part Number: 6-146256-3
• Description: Conn Unshrouded Header HDR 26 POS 2.54mm Solder ST Thru-Hole
• Manufacturer: TE Connectivity
• Type: Unshrouded Headerr

Specifications of 6-146256-3

• Pitch: 2.54 mm
• Number Of Rows: 2
• Number Of Contacts: 26
• Gender: HDR
• Contact Plating: Gold Over Nickel
• Termination Method: Solder
• Product Type: Connector
• Mount Angle: Vertical
• Pcb Mount Retention: Without
• Surface Mount Compatible: Yes
• Board Standoff: With
• Mounting Ears: Without
• Mating Connector Lock: Without
• Post Size (mm [in]): 0.64 [.025]
• Mating Post Length (mm [in]): 5.84 [0.230]
• Panel Mount Retention: Without
• Insulation Resistance (m?): 5,000
• Dielectric Withstanding Voltage (v): 750
• Termination Post Length (mm [in]): 3.05 [0.120]
• Solder Tail Contact Plating: Tin over Nickel, Matte Tin over Nickel
• Header Type: Breakaway
• Number Of Positions: 26
• Centerline (mm [in]): 2.54 [0.100]
• Row-to-row Spacing (mm [in]): 2.54 [0.100]
• Selectively Loaded: No
• Mount Type: Printed Circuit Board
• Contact Plating, Mating Area, Material: Gold (15)
• Contact Shape: Square
• Contact Base Material: Phosphor Bronze
• Housing Material: Thermoplastic - GF
• Ul Flammability Rating: UL 94V-0
• Rohs/elv Compliance: RoHS compliant, ELV compliant
• Lead Free Solder Processes: Wave solder capable to 240°C, Wave solder capable to 260°C, Wave solder capable to 265°C, Reflow solder capable to 245°C, Reflow solder capable to 260°C, Pin-in-Paste capable to 245°C, Pin-in-Paste capable to 260°C
• Rohs/elv Compliance History: Always was RoHS compliant
• Operating Temperature (°c): -65 – +105
• High Temperature Housing: Yes
• High Speed Serial Data Connector: No

5
144
.025 x .025 [0.64 x 0.64]
Straight Post (with
Pin Protection)
Material and Finish
Housing — Glass-filled thermoplastic,
black, 94V-0 rated
Contacts — Phosphor bronze, plated
.000015 [0.000381] min. gold on mating
area, .000100-.000200 [0.00254-
0.00508] matte tin on solder area, with
entire post underplated .000050
[0.00127] nickel
Catalog 1307819
Revised 8-08
www.tycoelectronics.com
are metric equivalents.
Dimensions are in inches and
millimeters unless otherwise
specified. Values in brackets
AMPMODU Interconnection System
Headers, Double-Row, 1.200 [30.48] Height
(at Surface)
Note: This header mates with receptacle assembly having the same number of active positions. See page 142.
Note: All part numbers are RoHS compliant.
[1.96]
(at .340 [8.64]
[8.64]
.077
.340
[1.85]
.073
No. of
Pos.
Depth)
52
[6.35]
Dia.
.250
Dia.
[6.73]
.265
[8.13]
.320
[2.54]
.100*
[3.81±0.08]
.250±.003
[1.27±0.08]
.050±.003
3.320 [84.33]
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
A
[2.29]
.090
*±.003 [±0.08] tolerances not to accumu-
Recommended PC Board Hole Layout
[2.54]
.100
late within one connector pattern.
Typ.
A
B
C
D
3.000 [76.2]
B
[2.54]
.100*
[6.35]
.250
Typ.
Dimensions
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-1106-0803
B
C
[1.09±0.13]
.043±.005
2.500 [63.5]
C
[1.02]
.040
[2.54]
.100
[8.89]
.350
Min.
[3.15]
.124
3.030 [76.96]
[3.18]
.125
Dia.
[30.48]
South America: 55-11-2103-6000
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-8706-080-208
1.200
[8.84]
[2.49]
.348
.098
D
[1.52]
[2.13]
.060
.084
[6.81]
.268
Sq. Posts
5-102826-1
[0.64]
Part No.
.025
Header
Sq. Posts
[0.64]
.025
[21.97]
[6.99]
.865
.275