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Product Detailed Parameters
- Description：CONN RCPT 80POS 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：80
- 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 M20-7874042 is a dual-row socket header assembly from the Harwin M20 series, designed for surface-mount technology. It features a 2.54 mm pitch and accommodates 40 positions arranged in two rows of twenty contacts each. The connector utilizes gold-plated contacts with tin termination for reliable soldering to the PCB. This component is specifically engineered for board-to-board or cable-to-board interconnections, offering a low-profile solution for dense electronic assemblies.
Feature Summary
- Dual-row surface-mount socket assembly configuration
- Gold-plated contact surfaces for enhanced conductivity
- Tin-plated termination pins for secure PCB mounting
- Standard 2.54 mm pitch spacing for compatibility
Applications
- Board-to-board interconnection systems
- Cable-to-board wiring harnesses
- High-density electronic module integration
- Surface-mount PCB assembly lines
Procurement Notes
Verify current availability status as this part number is listed as End-of-Life (EOL) by the manufacturer. Confirm obsolescence notifications and check for authorized distributor stock levels before finalizing procurement plans. Ensure compliance with RoHS directives if required for the specific application environment.
Selection Notes
Select this component when a dual-row SMT socket with gold contacts is required. Verify that the mating header matches the 2.54 mm pitch and compatible housing dimensions. Consider the EOL status when planning long-term production runs and evaluate alternative pin counts within the same M20 series family.
Part Context
This connector belongs to the M20 series, which provides versatile interconnect solutions for various industrial and consumer electronics applications. The series offers multiple row configurations and termination options, allowing engineers to standardize on a single product line for diverse connectivity needs across different board designs.
Replacement Considerations
M20-7874046
FAQ
Is the M20-7874042 currently in active production?
No, the component is classified as End-of-Life (EOL) and scheduled for discontinuation by the manufacturer.
What is the contact material finish for this connector?
The contacts feature a gold plating, while the termination pins are tin-plated for soldering.
