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Product Detailed Parameters
- Description：CONN RCPT 46POS 0.1 GOLD SMD
- Series：M20
- Mfr：Harwin Inc.
- Package：Tube
- Connector Type：Receptacle, Bottom or Top Entry
- Contact Type：Female Socket
- Style：Board to Board or Cable
- Number of Positions：46
- Number of Positions Loaded：All
- Pitch - Mating：0.100" (2.54mm)
- Number of Rows：2
- Row Spacing - Mating：0.100" (2.54mm)
- Mounting Type：Surface Mount
- Termination：Solder
- Fastening Type：Push-Pull
- Contact Finish - Mating：Gold
- Contact Finish Thickness - Mating：-
- Insulation Color：Black
- Insulation Height：0.295" (7.50mm)
- Contact Length - Post：-
- Operating Temperature：-40°C ~ 105°C
- Material Flammability Rating：UL94 V-0
- Contact Finish - Post：Tin
- Mated Stacking Heights：10.04mm, 11.63mm
- Ingress Protection：-
- Features：-
- Current Rating (Amps)：3A
- Voltage Rating：1000V
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Overview
The M20-7872342 is a dual in-line (DIL) socket assembly from the Harwin M20 series, designed for surface-mount technology (SMT) applications. It features a 2-row configuration with a total of 46 positions, arranged as 23+23 contacts. The connector utilizes a 2.54 mm pitch and employs bottom entry termination methods suitable for automated PCB assembly processes. The contact surfaces are finished with selective gold plating over tin to ensure reliable electrical conductivity and corrosion resistance. This component serves as a header interface for mating with pin strips or wire harnesses.
Feature Summary
- Dual row DIL socket assembly design
- Surface mount bottom entry termination
- Selective gold and tin contact finish
Applications
- Board-to-board interconnects
- Wire-to-board connections
- Industrial control systems
- Telecommunications equipment
Procurement Notes
Verify current availability status as this component may be subject to end-of-life notifications. Confirm that the specific ordering suffix matches the required contact finish and housing color. Ensure compatibility with existing SMT reflow profiles and check for any regional distribution restrictions before finalizing procurement plans.
Selection Notes
Select this model when a high-density 46-position interface is required in a compact footprint. The bottom entry design facilitates efficient surface mounting on printed circuit boards. Consider the selective gold finish for environments requiring enhanced contact reliability compared to standard tin-only options.
Part Context
This part belongs to the M20 series of rectangular connectors manufactured by Harwin Inc. The series is characterized by its versatility in board-to-board and wire-to-board applications. The M20-7872342 specifically represents a socket variant within this lineup, offering robust mechanical stability and precise alignment capabilities for electronic assemblies.
Replacement Considerations
M20-7871046
FAQ
What is the contact arrangement of the M20-7872342?
It features a dual in-line layout with 2 rows and 23 positions per row, totaling 46 positions.
Does this connector support surface mounting?
Yes, it is designed for surface mount technology (SMT) with bottom entry termination.
