M20-8763142P Equivalent & Substitute Parts

Part Overview

The M20-8763142P is a rectangular connector header manufactured by Harwin Inc., designed for surface mount applications with 62 positions at 0.100" (2.54mm) pitch. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing production and maintenance applications. The connector features male pins, unshrouded design, and solder termination suitable for board-to-board or cable connections.

Key Parameters

Parameter	M20-8763142P
Manufacturer	Harwin Inc.
Connector Type	Header, Cuttable
Contact Type	Male Pin
Number of Positions	62
Number of Rows	2
Pitch - Mating	0.100" (2.54mm)
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Surface Mount
Termination	Solder
Fastening Type	Push-Pull
Insulation Material	Polyamide (PA6T), Nylon 6T
Operating Temperature	-40°C ~ 105°C
Current Rating	3A per Contact
Voltage Rating	250V
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the M20-8763142P are qualified based on the following critical parameters that must match or exceed the original specification:

Mandatory Matching Parameters:

Number of Positions: 62
Number of Rows: 2
Pitch - Mating: 0.100" (2.54mm)
Row Spacing - Mating: 0.100" (2.54mm)
Contact Type: Male Pin
Mounting Type: Surface Mount
Termination: Solder
Fastening Type: Push-Pull
Shrouding: Unshrouded
Style: Board to Board or Cable
Insulation Height: 0.100" (2.54mm)
Contact Shape: Square
Material Flammability Rating: UL94 V-0
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Allowable Variations:

Connector Type: Header, Cuttable or Header, Breakaway
Insulation Material: Polyamide (PA6T/PA9T) or Liquid Crystal Polymer (LCP)
Contact Material: Brass or Phosphor Bronze
Contact Finish - Mating: Gold (with varying thickness specifications)
Contact Finish - Post: Tin or Gold
Operating Temperature Range: May exceed original specification
Current Rating: May exceed or be unspecified in substitute parts
Voltage Rating: May exceed or be unspecified in substitute parts

All substitute parts listed maintain ROHS3 compliance, MSL 1 rating, and UL94 V-0 flammability certification.

Parameter Comparison

Parameter	M20-8763142P	GBC31DABN-M30	TSM-131-02-F-DV	TSM-131-02-F-DV-A	TSM-131-02-G-DV	TSM-131-02-G-DV-A	TSM-131-02-L-DV	TSM-131-02-LM-DV
Manufacturer	Harwin Inc.	Sullins Connector Solutions	Samtec Inc.	Samtec Inc.	Samtec Inc.	Samtec Inc.	Samtec Inc.	Samtec Inc.
Connector Type	Header, Cuttable	Header, Breakaway	Header, Cuttable	Header, Cuttable	Header, Cuttable	Header, Cuttable	Header, Cuttable	Header, Cuttable
Number of Positions	62	62	62	62	62	62	62	62
Number of Rows	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)
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)
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Insulation Material	Polyamide (PA6T), Nylon 6T	Polyamide (PA9T), Nylon 9T	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)	Liquid Crystal Polymer (LCP)
Contact Material	Brass	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Contact Finish - Mating	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold
Contact Finish - Post	Tin	Tin	Tin	Tin	Gold	Gold	Tin	Tin
Operating Temperature	-40°C ~ 105°C	-65°C ~ 150°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Current Rating	3A per Contact	3A	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified
Voltage Rating	250V	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain active product status with ROHS3 compliance and MSL 1 rating, ensuring regulatory alignment and long-term availability. The primary distinction between substitute options lies in insulation material composition and contact finish specifications.

GBC31DABN-M30 (Sullins Connector Solutions) provides the closest functional equivalence with polyamide insulation material and extended operating temperature range (-65°C to 150°C). This part is suitable for applications requiring thermal performance beyond the original specification.

TSM series parts (Samtec Inc.) utilize liquid crystal polymer insulation, offering superior dimensional stability and thermal performance across the -55°C to 125°C operating range. These parts are available in multiple contact finish configurations:

TSM-131-02-F-DV / TSM-131-02-F-DV-A: Tin post finish, standard gold mating finish (3.00µin)
TSM-131-02-G-DV / TSM-131-02-G-DV-A: Gold post finish, enhanced gold mating finish (10.0µin)
TSM-131-02-L-DV / TSM-131-02-LM-DV: Tin post finish, standard gold mating finish (10.0µin)
TSM-131-02-H-DV: Enhanced gold mating finish (30.0µin) with gold post finish
TSM-131-02-S-DV-LC: Enhanced gold mating finish (30.0µin) with board lock feature

Packaging variants include Tube (TSM-131-02-F-DV-A, TSM-131-02-G-DV-A) and Bulk (TSM-131-02-L-DV, GBC31DABN-M30) options. All substitute parts are ROHS3 compliant and carry MSL 1 (unlimited) moisture sensitivity ratings.

Frequently Asked Questions (FAQ)

Q: Can TSM series connectors with LCP insulation directly replace the M20-8763142P with polyamide insulation?

A: Yes. Both insulation materials meet the same mechanical and electrical requirements for this 62-position 2.54mm pitch connector. LCP insulation provides enhanced dimensional stability and thermal performance. The connector footprint, pitch, and electrical characteristics remain identical.

Q: What is the difference between tin and gold post finishes in the substitute parts?

A: Post finish refers to the solder pad termination. Tin post finish (TSM-131-02-F-DV, TSM-131-02-L-DV) is standard for solder reflow applications. Gold post finish (TSM-131-02-G-DV, TSM-131-02-H-DV) provides enhanced corrosion resistance and is preferred in high-reliability applications or environments with extended storage periods.

Q: Are the Tube and Bulk packaging options functionally equivalent?

A: Yes. Tube packaging (TSM-131-02-F-DV-A, TSM-131-02-G-DV-A) and Bulk packaging (TSM-131-02-L-DV, GBC31DABN-M30) contain identical connector components. Packaging selection depends on assembly process requirements and inventory management practices.

Q: Does the GBC31DABN-M30 breakaway feature affect compatibility with the original M20-8763142P cuttable design?

A: The breakaway feature provides an alternative to cutting individual positions. Both cuttable and breakaway designs maintain identical pitch, position count, and electrical characteristics. Selection depends on assembly methodology and end-application requirements.

Q: What is the significance of the contact finish thickness specifications (3.00µin, 10.0µin, 30.0µin)?

A: Contact finish thickness affects durability and corrosion resistance. Standard specifications (3.00µin to 10.0µin) are suitable for standard applications. Enhanced thickness (30.0µin) is specified for high-reliability or harsh environment applications requiring extended contact life.

Q: Are all substitute parts suitable for the original -40°C to 105°C operating temperature range?

A: Yes. All substitute parts specify operating ranges that equal or exceed the original M20-8763142P specification. GBC31DABN-M30 extends to -65°C to 150°C, and TSM series parts operate from -55°C to 125°C, providing margin above the original requirement.

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