TE Connectivity AMP Connectors 7-1437532-1 Equivalent & Substitute Parts

Part Overview

The TE Connectivity AMP Connectors 7-1437532-1 is a 36-position DIP socket with 0.6" row spacing, gold-plated contacts, and through-hole solder termination. This component is classified as obsolete, which necessitates identification of equivalent and substitute parts for ongoing design and procurement requirements. The socket accommodates dual inline package (DIP) integrated circuits with standard 0.100" pitch mating contacts and operates across the industrial temperature range of -55°C to 125°C.

Substiute Parts

7-1437532-1

TE Connectivity AMP ConnectorsIn Stock: 10897-1437532-1 Datasheet

Current PartRFQ

3-1571550-1

TE Connectivity AMP ConnectorsIn Stock: 8343-1571550-1 Datasheet

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110-13-636-41-001000

Mill-Max Manufacturing Corp.In Stock: 714110-13-636-41-001000 Datasheet

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110-93-636-41-001000

Mill-Max Manufacturing Corp.In Stock: 1049110-93-636-41-001000 Datasheet

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115-93-636-41-003000

Mill-Max Manufacturing Corp.In Stock: 755115-93-636-41-003000 Datasheet

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614-43-636-31-007000

Mill-Max Manufacturing Corp.In Stock: 1069614-43-636-31-007000 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 7-1437532-1 is determined by the following critical parameters:

Mandatory Matching Parameters:

• Number of Positions: 36 (2 x 18)
• Type: DIP, 0.6" (15.24mm) Row Spacing
• Pitch - Mating: 0.100" (2.54mm)
• Contact Finish - Mating: Gold
• Mounting Type: Through Hole
• Termination: Solder
• Operating Temperature Range: -55°C ~ 125°C
• Termination Post Length: 0.125" (3.18mm)

Allowable Variation Parameters:

• Contact Material (Mating): Copper Alloy or Beryllium Copper
• Housing Material: Polyester or Polycyclohexylenedimethylene Terephthalate (PCT)
• Frame Type: Closed Frame or Open Frame
• Contact Finish Thickness: 25.0µin to 30.0µin (0.63µm to 0.76µm)
• Post Contact Material: Copper Alloy, Beryllium Copper, or Brass Alloy
• Post Contact Finish: Gold, Tin-Lead, or Tin

All identified substitute parts meet the mandatory matching parameters and fall within the allowable variation range for secondary parameters.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: TE Connectivity 3-1571550-1

The 3-1571550-1 is the preferred substitute for the obsolete 7-1437532-1. Both components are manufactured by TE Connectivity and share identical mechanical and electrical specifications. The 3-1571550-1 is currently in active production status with RoHS compliance certification, addressing the regulatory limitations of the original part. Contact material is upgraded to Beryllium Copper with documented contact resistance of 10mOhm. Housing material includes polycyclohexylenedimethylene terephthalate (PCT) in addition to polyester, providing enhanced thermal and mechanical properties. This part maintains the closed frame design and gold-plated mating contacts of the original specification.

Secondary Recommendations: Mill-Max Manufacturing Series

The Mill-Max 110-13-636-41-001000 and 614-43-636-31-007000 are suitable alternatives for applications where open frame design is acceptable. The 110-13-636-41-001000 offers ROHS3 compliance with beryllium copper mating contacts and gold-plated posts. The 614-43-636-31-007000 includes a carrier feature and ROHS3 compliance with documented contact resistance of 10mOhm, suitable for applications requiring mechanical support during assembly.

Compliance Considerations:

The original 7-1437532-1 is RoHS non-compliant. For new designs or applications subject to RoHS regulations, the 3-1571550-1, 110-13-636-41-001000, or 614-43-636-31-007000 are required. The 110-93-636-41-001000 and 115-93-636-41-003000 retain RoHS non-compliance status and are suitable only for legacy system maintenance where regulatory exemptions apply.

Post Length Variation:

The 115-93-636-41-003000 features a reduced termination post length of 0.108" compared to the standard 0.125". The 614-43-636-31-007000 features an extended post length of 0.146". These variations require PCB design verification before implementation.

Frequently Asked Questions (FAQ)

Q: Can the 3-1571550-1 be used as a direct replacement for the 7-1437532-1 in existing designs?

A: Yes. The 3-1571550-1 maintains identical pin count (36 positions), row spacing (0.6"), pitch (0.100"), mating contact finish (gold), mounting type (through hole), and operating temperature range (-55°C to 125°C). The termination post length (0.125") and solder termination method are identical. PCB layouts designed for the 7-1437532-1 accommodate the 3-1571550-1 without modification.

Q: What is the difference between closed frame and open frame designs?

A: The 7-1437532-1 and 3-1571550-1 feature closed frame construction, which provides mechanical support and alignment during component insertion. Mill-Max open frame designs (110-13-636-41-001000, 110-93-636-41-001000, 115-93-636-41-003000) eliminate the outer frame structure, reducing material and cost. Open frame sockets require precise PCB hole alignment and are typically used in high-volume production environments where tooling ensures consistent placement.

Q: Are there RoHS compliance differences between the substitute parts?

A: Yes. The 3-1571550-1, 110-13-636-41-001000, and 614-43-636-31-007000 are RoHS compliant (ROHS3 for Mill-Max parts). The 110-93-636-41-001000 and 115-93-636-41-003000 are RoHS non-compliant. Applications subject to RoHS regulations must use compliant alternatives.

Q: What is the significance of contact material differences (Copper Alloy vs. Beryllium Copper)?

A: Both materials provide electrical conductivity and gold plating compatibility. Beryllium Copper offers superior spring characteristics and contact force consistency across temperature extremes. The 7-1437532-1 uses Copper Alloy, while all substitute parts use Beryllium Copper for mating contacts. This upgrade improves contact reliability without affecting electrical performance.

Q: Does post contact finish affect PCB soldering?

A: Post contact finish affects solder wetting and joint reliability. The 7-1437532-1 features gold-plated posts (25.0µin). The 3-1571550-1 also features gold-plated posts (25.0µin). Mill-Max alternatives vary: 110-13-636-41-001000 uses gold (10.0µin), 110-93-636-41-001000 and 115-93-636-41-003000 use tin-lead (200.0µin), and 614-43-636-31-007000 uses tin (200.0µin). Thicker tin-lead and tin finishes provide enhanced solder joint strength but require lead-free solder compatibility verification for RoHS applications.

Q: What is the significance of the carrier feature in the 614-43-636-31-007000?

A: The carrier feature provides mechanical support and alignment during automated assembly processes. This design is suitable for high-volume manufacturing environments where the carrier aids in component placement and prevents socket rotation during solder reflow. Legacy designs using non-carrier sockets do not require this feature for functionality.

Q: Can Mill-Max parts be substituted for TE Connectivity parts in the same application?

A: Yes, provided the mechanical and electrical parameters match. All Mill-Max alternatives meet the mandatory parameters (36 positions, 0.6" row spacing, 0.100" pitch, gold mating contacts, through-hole mounting, solder termination, -55°C to 125°C operating range). Frame type differences (open vs. closed) and post contact finish variations require PCB design verification. Compliance certifications must align with application requirements.

Q: What is the impact of termination post length variation?

A: The 115-93-636-41-003000 features 0.108" post length versus the standard 0.125". The 614-43-636-31-007000 features 0.146" post length. These variations affect solder joint geometry and PCB hole depth requirements. Existing PCB designs with standard 0.125" hole depth accommodate only parts with matching post length. Alternative post lengths require PCB redesign or custom hole depth specifications.

Q: Are all substitute parts available in the same packaging format?

A: The 7-1437532-1 packaging is not specified in the provided data. Mill-Max alternatives are supplied in tube packaging. TE Connectivity 3-1571550-1 packaging is not specified. Packaging format affects handling, storage, and automated assembly compatibility. Procurement specifications must confirm packaging requirements with supplier documentation.