3M 2380-6181TP Rectangular Connector Header - Equivalent & Substitute Parts

Part Overview

The 3M 2380-6181TP is a vertical rectangular connector header with 80 positions at 0.100" (2.54mm) pitch, designed for through-hole board-to-board or cable applications. This component features a 2-row configuration with unshrouded design and kinked pin solder termination. The product is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Key Parameters

Parameter	Value
Manufacturer Part Number	2380-6181TP
Manufacturer	3M
Category	Rectangular Connectors
Connector Type	Header
Contact Type	Male Pin
Number of Positions	80
Number of Rows	2
Pitch - Mating	0.100" (2.54mm)
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole
Termination	Kinked Pin, Solder
Shrouding	Unshrouded
Fastening Type	Push-Pull
Contact Material	Copper Alloy
Insulation Material	Thermoplastic, Glass Filled
Operating Temperature	-55°C ~ 105°C
Current Rating	3A
Material Flammability Rating	UL94 V-0
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the 3M 2380-6181TP is determined by the following critical parameters:

Connector Configuration: 80 positions, 2 rows, 0.100" (2.54mm) pitch and row spacing
Mounting and Termination: Through-hole solder termination with push-pull fastening
Contact Type: Male pin headers with square contact shape
Electrical Performance: 3A current rating and UL94 V-0 flammability compliance
Environmental Range: Operating temperature compatibility within -55°C to 105°C minimum

Substitute parts are grouped into two categories based on design approach:

Category A - Direct Mechanical Equivalents: Parts maintaining identical or near-identical contact lengths, insulation heights, and overall form factors (Molex 0010879805, Molex 0879148016, TE Connectivity 4-87545-0).

Category B - Functional Equivalents with Design Variations: Parts meeting core electrical and mechanical requirements but with different contact geometries, insulation materials, or contact finishes (Samtec HMTSW-140-07-T-D-240, Samtec HTSW series, Samtec EW-40-15-G-D-200-001).

Parameter Comparison

Parameter	3M 2380-6181TP	Molex 0010879805	Molex 0879148016	TE Connectivity 4-87545-0	Samtec HMTSW-140-07-T-D-240	Samtec HTSW-140-07-F-D-LL	Samtec HTSW-140-07-FM-D	Samtec HTSW-140-07-G-D-LL	Samtec HTSW-140-07-L-D-LL	Samtec HTSW-140-07-S-D-LL	Samtec EW-40-15-G-D-200-001
Number of Positions	80	80	80	80	80	80	80	80	80	80	80
Number of Rows	2	2	2	2	2	2	2	2	2	2	2
Pitch - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Row Spacing - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Kinked Pin, Solder	Solder	Solder	Solder	Solder	Kinked Pin, Solder	Solder	Kinked Pin, Solder	Kinked Pin, Solder	Kinked Pin, Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	N/A
Contact Length - Mating	0.230" (5.84mm)	0.240" (6.10mm)	0.230" (5.84mm)	0.608" (15.44mm)	0.240" (6.10mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.100" (2.540mm)
Contact Length - Post	0.120" (3.05mm)	0.155" (3.94mm)	0.110" (2.79mm)	0.318" (8.08mm)	0.090" (2.29mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.540mm)
Overall Contact Length	0.450" (11.43mm)	0.485" (12.32mm)	0.430" (10.92mm)	1.016" (25.81mm)	0.430" (10.92mm)	0.430" (10.92mm)	0.430" (10.92mm)	0.430" (10.92mm)	0.430" (10.92mm)	0.430" (10.92mm)	0.630" (16.002mm)
Insulation Height	0.100" (2.54mm)	0.090" (2.29mm)	0.090" (2.29mm)	0.090" (2.29mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.090" (2.29mm)
Contact Material	Copper Alloy	Copper Alloy	Copper Alloy	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Insulation Material	Thermoplastic, Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled	Thermoplastic	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	N/A
Contact Finish - Mating	Tin-Lead	Gold	Tin	Gold	Tin	Gold	Gold	Gold	Gold	Gold	Gold
Operating Temperature	-55°C ~ 105°C	Not Specified	Not Specified	Not Specified	-55°C ~ 105°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	Not Specified
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	Not Specified	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	Not Specified
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	Not Specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes (Category A - Direct Mechanical Equivalents)

Molex 0879148016 and Molex 0010879805 provide the closest functional equivalence to the 3M 2380-6181TP. Both are active products with ROHS3 compliance and UL94 V-0 flammability ratings. Molex 0879148016 maintains identical contact length specifications (0.230" mating, 0.110" post) and is recommended for applications requiring minimal PCB layout modifications. Molex 0010879805 offers slightly extended contact lengths (0.240" mating, 0.155" post) suitable for applications with thicker PCB assemblies.

TE Connectivity 4-87545-0 (AMPMODU Mod II series) meets core electrical and mechanical requirements with ROHS3 compliance and UL94 V-0 rating. However, significantly extended contact lengths (0.608" mating, 0.318" post) and phosphor bronze material require design verification for mechanical clearance and electrical performance in existing applications.

Secondary Substitutes (Category B - Functional Equivalents)

Samtec HMTSW-140-07-T-D-240 and HTSW series headers provide functional equivalence with active product status and ROHS3 compliance. These parts maintain the 80-position, 2-row, 0.100" pitch configuration and UL94 V-0 flammability compliance. Operating temperature extends to -55°C ~ 125°C, exceeding the original specification. Samtec parts utilize phosphor bronze contacts with gold or tin finishes, differing from the original copper alloy with tin-lead finish.

Samtec EW-40-15-G-D-200-001 (Flex Stack series) meets core connector requirements with ROHS3 compliance and gold contact finish. This part features a 0.200" stack height configuration and is suitable for applications requiring stackable connector architecture.

Compliance and Regulatory Considerations

All recommended substitutes maintain UL94 V-0 flammability compliance and ROHS3 regulatory status. Samtec parts provide extended operating temperature range (-55°C ~ 125°C) compared to the original specification (-55°C ~ 105°C), offering enhanced thermal margin for demanding applications. Contact finish differences (gold vs. tin-lead) do not affect functional compatibility but may influence cost and environmental exposure characteristics.

Frequently Asked Questions (FAQ)

Q: Can Molex 0879148016 be used as a direct replacement for 3M 2380-6181TP?

A: Yes. Molex 0879148016 maintains identical contact length specifications (0.230" mating contact length, 0.110" post length) and equivalent overall contact length (0.430"). Both parts feature 80 positions, 2 rows, 0.100" pitch, through-hole solder termination, and push-pull fastening. The primary difference is insulation material (LCP vs. thermoplastic glass-filled) and contact finish (tin vs. tin-lead), which do not affect mechanical or electrical compatibility in standard applications.

Q: What are the key differences between Molex and Samtec substitute options?

A: Molex 0879148016 and 0010879805 maintain closer dimensional alignment to the original 3M part, with contact lengths within 0.010" of the original specification. Samtec HTSW series parts offer extended operating temperature range (-55°C ~ 125°C vs. -55°C ~ 105°C) and utilize phosphor bronze contacts with gold finishes. Samtec parts are suitable for applications requiring enhanced thermal performance or gold contact plating for improved corrosion resistance.

Q: Are there compatibility concerns with PCB layout when substituting with Molex 0010879805?

A: Molex 0010879805 features slightly extended contact lengths (0.240" mating, 0.155" post) compared to the original 3M part (0.230" mating, 0.120" post). This results in approximately 0.010" additional mating depth and 0.035" additional post length. PCB hole depth and component clearance should be verified for applications with tight vertical spacing constraints.

Q: What is the significance of contact material differences (copper alloy vs. phosphor bronze)?

A: The original 3M 2380-6181TP uses copper alloy contacts, while most Samtec and some Molex substitutes use phosphor bronze. Phosphor bronze provides superior spring characteristics and contact force consistency across temperature ranges, particularly beneficial for applications experiencing thermal cycling. Both materials are suitable for standard signal and power distribution applications at the specified current ratings.

Q: Do all substitute parts meet the original 3A current rating?

A: The original 3M 2380-6181TP specifies 3A current rating. Molex 0879148016 and 0010879805 do not specify current ratings in the provided data. Samtec HMTSW-140-07-T-D-240 specifies 3A current rating. Samtec HTSW series parts specify "Varies by Wire Gauge" current rating. For applications requiring confirmed 3A per-contact performance, Samtec HMTSW-140-07-T-D-240 is recommended.

Q: What packaging considerations apply to these substitutes?

A: The original 3M 2380-6181TP packaging is not specified. Molex 0010879805 is supplied in bulk packaging. Molex 0879148016 packaging is not specified. Samtec parts are supplied in bulk or standard packaging. Procurement specifications should confirm packaging requirements for automated assembly processes or specific handling procedures.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All recommended substitute parts are ROHS3 compliant. The original 3M 2380-6181TP RoHS status is not specified. RoHS3 compliance ensures lead-free solder compatibility and compliance with EU Directive 2011/65/EU and amendments.

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