5749721-3 TE Connectivity, 5749721-3 Datasheet - Page 21

• Manufacturer Part Number: 5749721-3
• Description: 28 50SR VERT RCPT ASSY
• Manufacturer: TE Connectivity
• Type: SCSIr

Specifications of 5749721-3

• Number Of Terminals: 28
• Termination Method: Solder
• Body Orientation: Straight
• Gender: RCP
• Number Of Ports: 1Port
• Pitch (mm): 2.54mm
• Number Of Contacts: 28POS
• Contact Plating: Gold Over Nickel
• Housing Material: Thermoplastic
• Contact Material: Phosphor Bronze
• Mounting Style: Through Hole
• Operating Temp Range: -55C to 105C
• Voltage Rating Max: 30VAC
• Product Height (mm): 8.92mm
• Product Depth (mm): 10.31mm
• Product Length (mm): 38.48mm
• Product Type: Connector
• Pcb Mounting Orientation: Vertical
• Termination Method To Pc Board: Through Hole - Solder
• Pcb Mount Retention: With
• Pcb Mount Alignment: Without
• Shell Type: Full Metal
• Product Series: Series III
• Shell Material: Steel
• Bracket Material: Zinc
• Mating Retention Type: Latching
• Bracket Plating: Nickel over Copper
• Shielded: Yes
• Termination Post Length (mm [in]): 3.18 [0.125]
• Number Of Positions: 28
• Pcb Mount Retention Type: Mounting Holes
• Mating Retention: With
• Centerline (mm [in]): 1.27 [0.050]
• Post Plating: Tin over Nickel
• Shell Plating: Tin over Copper
• Contact Plating, Mating Area, Material: Gold (30), Gold Flash over Palladium Nickel
• Contact Base Material: Phosphor Bronze
• Connector Style: Receptacle
• Mating Alignment: Without
• Ul Flammability Rating: UL 94V-0
• Rohs/elv Compliance: RoHS compliant, ELV compliant
• Lead Free Solder Processes: Reflow solder capable to 245°C, Reflow solder capable to 260°C
• Rohs/elv Compliance History: Always was RoHS compliant
• Lead Free Status / RoHS Status: Compliant

26
Screwlock Kits
Materials:
Stainless steel (female)
Steel, zinc plated black (male)
Related Product Data:
Used with the following
connectors:
Right-Angle Receptacle Header—
page 7
Vertical Receptacle Header—
pages 8-11
Panel Mount Plug and Receptacle
Headers—pages 21 & 22
Technical Documents:
Product Specifications—108-1228
Application Specifications—
114-40029
1
Recommended for pc board mount of panel mount connectors with
latches or latches and rails. Permits cable connectors to be spring latch-
type or jackscrew-type
Catalog 82068
Revised 1-08
www.tycoelectronics.com
Recommended for right-angle board mount connectors.
14.27
14.27
Dim.
4-40
2-56
.562
.380
9.65
.562
A
A
Thread Size
Dim.
.157
3.99
.157
3.99
.165
4.19
.110
2.79
.090
2.29
B
B
are metric equivalents.
Dimensions are in inches and
millimeters unless otherwise
specified. Values in brackets
Individual Kits
AMPLIMITE Subminiature D Connectors
AMPLIMITE .050 Series Hardware and Dust Covers, Series III
Note: All part numbers are RoHS compliant.
749087-2
749087-4*
750644-1*
749087-1
786585-2
Part No.
Part No.
Kits
(Includes two screwlocks)
(Includes two screwlocks)
(Includes two screwlocks)
Part No. 749086-1
1
Female
Female
Male
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
749087-3
749087-8
786585-3
Part No.
Part No.
Bulk
Bulk
—
—
Connector
Connector
[9.02]
.355
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-1106-0803
[4.75]
[4.75]
.187
.187
#4-40 Thd.
#2-56 Thd.
[0.69
.027
±.003
±0.08
[1.57]
.062
]
Typ.
[1.57]
.062
Panel
Panel
South America: 55-11-2103-6000
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-8706-080-208
[1.27]
.050
#4-40 Thd.
B
2-56 UNC
Min. Deep
[4.75]
#2-56 Thd.
.187
(2 Supplied)
[1.27]
.050
Screwlock
Screwlock
B
Dia.
[4.50]
.177
A
A
[13.51]
.532
[2.54
.100
±.003
±0.08
]