TE Connectivity 646731-1 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 646731-1 is a 125-position header connector with male pins, designed for backplane applications. This connector features a 2.00mm pitch, press-fit termination, and through-hole mounting configuration. The part operates across a temperature range of -55°C to 125°C with a current rating of 1.5A and voltage rating of 500Vrms. The 646731-1 maintains active product status and is available in tube packaging. Substitute parts are identified to address inventory availability, compliance requirements, or specific application needs while maintaining electrical and mechanical compatibility.

Substiute Parts

646731-1

TE Connectivity AMP ConnectorsIn Stock: 695646731-1 Datasheet

Current PartRFQ

5646731-1

TE Connectivity AMP ConnectorsIn Stock: 10325646731-1 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution compatibility for the TE Connectivity 646731-1 is determined by the following critical parameters:

Electrical Compatibility Parameters:

• Number of Positions: 125
• Pitch: 0.079" (2.00mm)
• Current Rating: 1.5 A
• Voltage Rating: 500Vrms

Mechanical Compatibility Parameters:

• Connector Type: Header, Male Pins
• Number of Rows: 5
• Mounting Type: Through Hole
• Termination: Press-Fit
• Contact Finish: Gold
• Contact Finish Thickness: 30.0µin (0.76µm)

Environmental Compatibility Parameters:

• Operating Temperature Range: -55°C ~ 125°C

The substitute part 5646731-1 maintains identical electrical and mechanical specifications across all critical parameters, ensuring direct functional equivalence in backplane connector applications.

Parameter Comparison

Engineering Selection Recommendations

646731-1 Selection Criteria: The 646731-1 is suitable for applications where RoHS non-compliance is acceptable or where legacy system compatibility is required. This part maintains active product status and is available in inventory quantities of 660 pieces.

5646731-1 Selection Criteria: The 5646731-1 is the preferred substitute for new designs and applications requiring RoHS compliance. This part is RoHS Compliant and maintains identical electrical and mechanical specifications to the 646731-1. Inventory availability is 936 pieces. The 5646731-1 is recommended for applications subject to RoHS regulatory requirements or where compliance documentation is mandated.

Both parts are manufactured by TE Connectivity AMP Connectors, carry active product status, and are classified under ECCN EAR99 with HTSUS code 8536.69.4040. Selection between these parts should be based on compliance requirements and application-specific regulatory constraints.

Frequently Asked Questions (FAQ)

Q: Are the 646731-1 and 5646731-1 electrically interchangeable?

A: Yes. Both parts maintain identical electrical specifications including 125 positions, 2.00mm pitch, 1.5A current rating, and 500Vrms voltage rating. They are electrically interchangeable in backplane connector applications.

Q: Are the 646731-1 and 5646731-1 mechanically interchangeable?

A: Yes. Both parts share identical mechanical specifications including through-hole mounting, press-fit termination, 5-row configuration, and gold contact finish at 30.0µin thickness. They are mechanically interchangeable.

Q: What is the primary difference between these parts?

A: The primary difference is RoHS compliance status. The 5646731-1 is RoHS Compliant, while the 646731-1 is RoHS non-compliant. All other electrical, mechanical, and environmental specifications are identical.

Q: Can I use the 5646731-1 as a direct replacement for the 646731-1?

A: Yes, the 5646731-1 functions as a direct substitute for the 646731-1 in all electrical and mechanical aspects. Selection should be based on compliance requirements specific to your application or regulatory jurisdiction.

Q: What is the operating temperature range for both parts?

A: Both the 646731-1 and 5646731-1 operate across the temperature range of -55°C to 125°C.

Q: Are both parts available in the same packaging format?

A: Yes. Both parts are supplied in tube packaging.

Q: What is the pitch specification for these connectors?

A: Both connectors feature a 0.079" (2.00mm) pitch, which determines the spacing between adjacent contact positions.

Q: How many positions and rows does this connector configuration include?

A: Both parts provide 125 total positions arranged in 5 rows, with all positions loaded.