SQT-105-01-F-D SAMTEC Connector (Other) In Stock
The SAMTEC SQT-105-01-F-D is a 10-position (5 per row) dual-row through-hole receptacle connector on 2.00 mm pitch, featuring gold flash over nickel contact finish and FlexYZ TIGER BUY contact technology for reliable board-to-board or wire-to-board signal interconnect. Compact body dimensions and PCB through-hole mounting suit dense industrial and embedded electronics designs.
- Manufacturer
- SAMTEC
- Package
- Other
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- SQT-105-01-F-D Datasheet PDF
- Category
- Connector
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 10-position dual-row through-hole receptacle on 2.00 mm (0.079 inch) pitch offering high-density signal interconnect in compact PCB footprint
- Gold flash over nickel mating contact finish providing reliable low-resistance connections with corrosion resistance for long connector service life
- FlexYZ TIGER BUY contact technology enabling consistent mating force and electrical contact across repeated mating cycles
- Through-hole PCB mounting with 0.25 inch body depth providing mechanical robustness for vibration-prone industrial and field equipment applications
Applications
The SQT-105-01-F-D is used for board-to-board signal connections in embedded computing, industrial automation, and test-and-measurement equipment where a 10-pin dual-row 2.00 mm pitch receptacle provides reliable multi-signal throughput. Its gold-finished contacts and FlexYZ contact technology suit applications requiring repeated mating cycles, such as daughterboard expansion connectors and modular field instrument interfaces. The through-hole construction also provides mechanical retention advantages over SMD alternatives in equipment subject to vibration or mechanical stress during operation.
Specifications
| Pbfree Code | Yes |
| Factory Lead Time | 1Week |
| YTEOL | 8 |
| Additional Feature | FLEXYZ, TIGER BUY CONTACT |
| Body Breadth | 0.158inch |
| Body Depth | 0.25inch |
| Body Length | 0.407inch |
| Body/Shell Style | SOCKET |
| Connector Type | BOARD CONNECTOR |
| Contact Finish Mating | GOLD FLASH OVER NICKEL (50) |
| Contact Finish Termination | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Contact Gender | FEMALE |
| Contact Material | PHOSPHOR BRONZE |
| Contact Pattern | RECTANGULAR |
| Contact Resistance | 10mΩ |
| Contact Style | SQ PIN-SKT |
| DIN Conformance | NO |
| Durability | 100Cycles |
| Filter Feature | NO |
| IEC Conformance | NO |
| Insertion Force-Max | 1.112N |
| Insulator Color | BLACK |
| Insulator Material | LIQUID CRYSTAL POLYMER |
| JESD-609 Code | e3 |
| MIL Conformance | NO |
| Mating Contact Pitch | 0.079inch |
| Mating Contact Row Spacing | 0.079inch |
| Mating Information | MULTIPLE MATING PARTS AVAILABLE |
| Mixed Contacts | NO |
| Mounting Option 1 | LOCKING |
| Mounting Style | STRAIGHT |
| Mounting Type | BOARD |
| Number Of Connectors | ONE |
| Number Of PCB Rows | 2 |
| Number of Rows Loaded | 2 |
| Option | GENERAL PURPOSE |
| PCB Contact Pattern | RECTANGULAR |
| PCB Contact Row Spacing | 2.0066mm |
| Plating Thickness | FLASH inch |
| Polarization Key | POLARIZED HOUSING |
| Rated Current (Signal) | 5.1A |
| Reference Standard | UL, CSA |
| Terminal Length | 0.09inch |
| Terminal Pitch | 2mm |
| Termination Type | SOLDER |
| Total Number of Contacts | 10 |
| Withdrawl Force-Min | .834N |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
| Country of Origin | Mainland China, Vietnam |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What pitch and contact finish does the SAMTEC SQT-105-01-F-D provide, and why do these matter for signal integrity?
The SQT-105-01-F-D uses a 2.00 mm (0.079 inch) contact pitch with gold flash over nickel contact finish. The 2.00 mm pitch strikes a balance between contact density and mechanical clearance, supporting 10 signal positions in a body only 0.407 inches long. The gold flash finish ensures low contact resistance and corrosion resistance, maintaining signal integrity for both digital and analog signals over the rated mating cycle life of the connector.
How does the FlexYZ TIGER BUY contact technology in the SQT-105-01-F-D benefit applications with repeated mating cycles?
SAMTEC's FlexYZ contact geometry provides controlled normal force and wiping action during mating, maintaining reliable electrical contact even after hundreds of mate-unmate cycles. This technology is particularly beneficial in test-and-measurement setups and modular industrial equipment where the 10-position connector may be disconnected and reconnected dozens to hundreds of times during equipment maintenance or daughterboard swaps, reducing the risk of increased contact resistance or intermittent connections over service life.
When would an engineer select the SQT-105-01-F-D over a 2.54 mm pitch connector for an industrial PCB design?
A designer would prefer the SQT-105-01-F-D's 2.00 mm pitch over a 2.54 mm pitch alternative when board space requires fitting a 10-position connector into a body length under 0.5 inch. The SQT-105-01-F-D body measures 0.407 inches long, saving approximately 0.14 inches (3.5 mm) compared to an equivalent 10-pin 2.54 mm pitch connector, which is meaningful in compact panel-mount instruments and dense backplane layouts where every millimeter of PCB real estate has a cost.
What mechanical retention advantage does through-hole mounting provide the SQT-105-01-F-D compared to SMD receptacle alternatives?
Through-hole mounting of the SQT-105-01-F-D mechanically anchors the connector through the PCB with soldered leads, providing pull-out force retention significantly higher than surface-mount pads alone. In environments with vibration levels above 5 g or where cable tension can apply force to the connector body, through-hole mounting prevents the solder joint peeling failures common in SMD connectors, making the SQT-105-01-F-D suitable for industrial motor drives, robotics joints, and field-portable instruments where connector reliability under mechanical stress is a key selection criterion.
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