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M40-3010346 is listed in the Headers, Male Pins range at ChipApex. The manufacturer field lists Harwin Inc.. Its product description is CONN HEADER SMD 3POS 1MM. Review the specifications below when checking this part for your BOM.
The M40-3010346 is a single-row surface mount header from the Harwin M40 series, designed for wire-to-board connections. It features a 1 mm pitch and accommodates three positions. The connector utilizes a shrouded design with tab headers to ensure proper alignment during assembly. Electrical specifications include a rated current of 1 A and a voltage rating of 50 V ac/dc. The contacts are constructed from phosphor bronze with tin plating to enhance conductivity and corrosion resistance. This component supports direct soldering onto printed circuit boards via a surface mount technology (SMT) termination method.
Verify the specific ordering suffix against the manufacturer's official datasheet to confirm exact pin count and packaging configuration. Ensure that the selected variant matches the required surface mount footprint and thermal profile for your manufacturing process. Cross-reference the part number with the latest RoHS compliance documentation to meet regulatory standards for your target market.
Select this component when a low-profile, single-row connection is required for space-constrained designs. The 1 mm pitch allows for high-density arrangements compared to larger pitch alternatives. Consider the shrouded style if lateral stability and correct insertion orientation are critical for the assembly line efficiency and final product reliability.
This part belongs to the M40 series of connectors, which are characterized by their slim profile and suitability for modern electronic devices requiring dense interconnects. The series offers various position counts and termination options, providing flexibility for different board layout requirements while maintaining consistent electrical performance across the range.
Consult the official Harwin replacement guide for verified substitute part numbers. Generic equivalents may not match the precise 1 mm pitch or shrouded geometry required for existing footprints.
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