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SQT-125-03-H-D

Samtec

SQT-125-03-H-D by Samtec

SQT-125-03-H-D by Samtec is a 2-row, 50-contact board connector with a mating contact pitch of 0.079". Featuring gold over nickel termination, it operates b/w -55°C to 125°C. Ideal for commercial applications requiring a reliable socket connection with a polarization key and black insulator color.

Median Price

$26.458

Lifecycle Status

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4

In-Stock Inventory

1k+

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Avnet

USA . 141 parts In-Stock

1+ parts

$11.165

100+ parts

$10.296

1k+ parts

$4.811

10k+ parts

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141

$11.165

$10.296

$4.811

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DigiKey

USA . 181 parts In-Stock

1+ parts

$41.750

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181

$41.750

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Vyrian

USA . 11,457 parts In-Stock

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11,457

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Nova Conductors

Japan . 100 parts In-Stock

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100

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AZTECH Wire

Italy . 842 parts In-Stock

1+ parts

$14.240

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842

$14.240

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Aranea Global

USA . 100 parts In-Stock

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100

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Overview

Looking for a high-quality header connector that offers exceptional performance and reliability? Look no further than the SQT-125-03-H-D by Samtec. With a gold over nickel termination contact finish and liquid crystal polymer insulator material, this board connector is designed to withstand temperatures ranging from -55°C to 125°C. Perfect for a wide range of applications, including industrial machinery and telecommunications equipment, this connector provides a secure and stable connection for all your PCB needs. Trust in Samtec's reputation for excellence and choose the SQT-125-03-H-D for unmatched value and quality.

Feature Benefit Bullets

Mating Contact Pitch (inch): 0.079

The close proximity of mating contacts ensures a secure and reliable connection, reducing the risk of signal interference or loss.

Body Length: 1.98 inch

The longer body length allows for easier handling and installation on the PCB, making it user-friendly.

Body Width: 0.157 inch

The slim design of the body width maximizes space on the PCB, allowing for more components to be placed in a smaller area.

Termination Contact Finish: GOLD OVER NICKEL

The gold over nickel finish provides excellent conductivity and corrosion resistance, ensuring a long-lasting and reliable connection.

Body Depth: 0.079 inch

The shallow body depth reduces the overall profile of the connector, making it suitable for applications where space is limited.

Insulator Material: LIQUID CRYSTAL POLYMER

The liquid crystal polymer insulator material offers high temperature resistance and excellent electrical properties, ensuring the connector can withstand demanding operating conditions.

No. of Rows Loaded: 2

Having two rows loaded allows for double the number of contacts compared to a single row, providing more connectivity options.

Maximum Operating Temperature °C: 125

The high maximum operating temperature ensures the connector can be used in a wide range of environments without risk of overheating.

PCB Contact Row Spacing (mm): 2.0066

The specific PCB contact row spacing allows for compatibility with standard PCB layouts, making it easy to integrate into existing designs.

Minimum Operating Temperature: -55 °C

The low minimum operating temperature ensures the connector can function in cold environments without any issues.

Plating Thickness (inch): 50u

The 50u plating thickness provides a durable and reliable surface finish, ensuring long-term performance and stability.

No. of PCB Rows: 2

Having two PCB rows allows for increased connectivity options and flexibility in PCB design.

Connector Type: BOARD CONNECTOR

Designed specifically as a board connector, this product offers a secure and reliable connection between boards.

Contact Material: PHOSPHOR BRONZE

Phosphor bronze offers excellent conductivity and durability, ensuring a high-quality connection that will last over time.

Mating Contact Finish: GOLD

The gold mating contact finish provides a reliable and low-resistance connection for optimal signal transmission.

Polarization Key: POLARIZED HOUSING

The polarization key ensures correct mating between connectors, preventing mismating and potential damage to components.

Rated Current - Signal: 5.1 A

The high rated current for signals allows for reliable transmission of high-power signals without risk of overheating or signal loss.

Insulator Color: BLACK

The black insulator color offers a sleek and professional appearance, suitable for a variety of applications.

Reference Standard: UL, CSA

Compliance with UL and CSA standards ensures the product meets safety and quality requirements, giving users peace of mind.

Total No. of Contacts: 50

With a high number of contacts, this connector allows for extensive connectivity options and versatility in design.

No. of Connectors: ONE

Having one connector simplifies installation and ensures a secure connection without the need for multiple parts.

Mating Contact Row Spacing (inch): 0.079

The close spacing between mating contacts ensures a secure and reliable connection, reducing the risk of signal interference or loss.

Mounting Type: BOARD

Designed for board mounting, this connector offers a stable and secure attachment to the PCB.

Terminal Pitch (mm): 2

The 2mm terminal pitch provides compatibility with standard PCB layouts, making it easy to integrate into existing designs.

PCB Contact Pattern: RECTANGULAR

The rectangular PCB contact pattern offers a secure and stable connection, ensuring optimal signal transmission.

Termination Type: SOLDER

The solder termination type allows for a reliable and permanent connection to the PCB, ensuring long-term performance.

Minimum Withdrawal Force (N): 0.834

The low minimum withdrawal force makes it easy to disconnect the connector when necessary, without applying excessive pressure.

Contact Gender: FEMALE

The female contact gender ensures compatibility with male contacts, providing a secure and reliable connection.

Contact Resistance: 10 mohm

The low contact resistance ensures minimal signal loss and optimum performance of the connector.

Body or Shell Style: SOCKET

The socket design offers a secure and stable connection, preventing accidental disconnection during use.

Mounting Style: STRAIGHT

The straight mounting style provides a simple and secure attachment to the PCB, minimizing installation time and effort.

Contact Style: SQ PIN-SKT

The square pin socket contact style offers a reliable and stable connection, ensuring optimal signal transmission.

Maximum Insertion Force (N): 1.112

The high maximum insertion force ensures a secure connection without the risk of accidental disconnection during use.

Terminal Length: 0.208 inch

The specific terminal length offers compatibility with standard PCB layouts, making it easy to integrate into existing designs.

Mounting Option-1: LOCKING

The locking mounting option provides added security and stability, ensuring the connector remains securely attached to the PCB.

Contact Pattern: RECTANGULAR

The rectangular contact pattern offers a secure and stable connection, ensuring optimal signal transmission.

Reliability: COMMERCIAL

The commercial reliability ensures the connector meets industry standards for performance and durability, making it a trusted choice for commercial applications.

Technical Specifications

Headers & Edge Type Connectors SQT-125-03-H-D attributes and parameters. Explore more Headers & Edge Type Connectors devices from Samtec

Specs

Body Width:

.157 inch

Body Depth:

.079 inch

Body Length:

1.98 inch

Body or Shell Style:

SOCKET

Connector Type:

Mating Contact Finish:

GOLD

Termination Contact Finish:

GOLD OVER NICKEL

Contact Gender:

Contact Material:

PHOSPHOR BRONZE

Contact Pattern:

RECTANGULAR

Contact Resistance:

10 mohm

Contact Style:

SQ PIN-SKT

DIN Conformance:

NO

Filter Feature:

NO

IEC Conformity:

NO

Maximum Insertion Force (N):

1.112

Insulator Color:

BLACK

Insulator Material:

LIQUID CRYSTAL POLYMER

JESD-609 Code:

e4

MIL Conformity:

NO

Manufacturer Series:

SQT-1

Mating Contact Pitch (inch):

0.079

Mating Contact Row Spacing (inch):

0.079

Mixed Contacts:

NO

Mounting Option-1:

LOCKING

Mounting Style:

STRAIGHT

Mounting Type:

BOARD

No. of Connectors:

ONE

No. of PCB Rows:

2

No. of Rows Loaded:

2

Maximum Operating Temperature (Cel):

125

Minimum Operating Temperature:

-55 Cel

Option:

PCB Contact Pattern:

RECTANGULAR

PCB Contact Row Spacing (mm):

2.0066

Plating Thickness (inch):

50u

Polarization Key:

POLARIZED HOUSING

Rated Current - Signal:

5.1 A

Reference Standard:

UL, CSA

Reliability:

Sub-Category:

Headers and Edge Type Connectors

Terminal Length:

.208 inch

Terminal Pitch (mm):

2

Termination Type:

SOLDER

Total No. of Contacts:

50

Minimum Withdrawal Force (N):

.834

Trade Compliance

SQT-125-03-H-D Connectors trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8536.69.40.40

SB

8536.69.40.40

Manufacturer Highlights

Samtec

Founded in 1976, Samtec is much more than just another connector company. We put people first, along with a commitment to exceptional service, quality products and innovative technologies that take the industry further faster. This is enabled by our unique, fully integrated business model, which allows for true collaboration and innovation without the limits of traditional business models. This unique approach allows us to serve customers in 125+ countries with revenues exceeding $1 billion in 2022. We believe that taking care of our customers and our employees is paramount in how we approach our business, and this belief is deeply ingrained throughout Samtec worldwide.

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