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Product Detailed Parameters
- Description：CONN RCPT 22POS 0.1 GOLD PCB
- 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：22
- Number of Positions Loaded：All
- Pitch - Mating：0.100" (2.54mm)
- Number of Rows：2
- Row Spacing - Mating：0.100" (2.54mm)
- Mounting Type：Through Hole
- Termination：Solder
- Fastening Type：Push-Pull
- Contact Finish - Mating：Gold
- Contact Finish Thickness - Mating：-
- Insulation Color：Black
- Insulation Height：0.197" (5.00mm)
- Contact Length - Post：0.118" (3.00mm)
- Operating Temperature：-40°C ~ 105°C
- Material Flammability Rating：UL94 V-0
- Contact Finish - Post：Tin
- Mated Stacking Heights：-
- Ingress Protection：-
- Features：-
- Current Rating (Amps)：3A
- Voltage Rating：1000V
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Overview
The Harwin M20-7851142 is a dual in-line (DIL) socket assembly from the M20 series, designed for board-to-board interconnections. It features a 2.54 mm (0.1 inch) pitch and consists of two rows with a total of 22 positions. The connector utilizes gold-plated phosphor bronze contacts to ensure reliable signal transmission. It is engineered for surface mount technology (SMT) installation on printed circuit boards.
Feature Summary
- Dual row configuration provides high-density connectivity within a compact footprint.
- Gold plating on contact surfaces ensures corrosion resistance and stable electrical performance.
- Designed for surface mount application to facilitate automated PCB assembly processes.
Applications
- High-density electronic assemblies requiring robust board-to-board connections
- Industrial control systems utilizing SMT manufacturing techniques
- General purpose electronic equipment needing reliable signal routing
Procurement Notes
Verify component authenticity through authorized channels due to potential availability of non-genuine parts. Confirm that the specific suffix matches the required contact plating and termination style. Ensure storage conditions comply with moisture sensitivity levels if applicable. Check for recent product change notifications regarding material composition or packaging specifications before finalizing procurement orders.
Selection Notes
Select this component when a 22-position DIL socket is required for surface mount applications. Verify that the 2.54 mm pitch aligns with the mating header dimensions. Consider the mechanical height constraints of the assembly to ensure compatibility with surrounding components. Evaluate the thermal requirements against the operating temperature range specified in the datasheet.
Part Context
This part belongs to the Harwin M20 series, which offers a range of 2.54 mm pitch connectors. The series includes various configurations for through-hole and surface mount technologies. The M20-7851142 specifically addresses the need for dual-row receptacles with gold contacts in a surface mount form factor.
Replacement Considerations
M20-7851142R
FAQ
What is the contact material used in this connector?
The contacts are made from phosphor bronze with a gold plating finish.
Is this connector suitable for high-temperature environments?
Yes, it is rated for an operating temperature range of -40°C to +105°C.
