TE Connectivity AMP Connectors 644488-4 Equivalent & Substitute Parts

Part Overview

The TE Connectivity AMP Connectors 644488-4 is a rectangular connector header designed for through-hole, right-angle mounting applications. This connector features a 4-position configuration with 0.100" (2.54mm) pitch spacing, suitable for board-to-cable/wire connections in general-purpose applications. The part is classified as obsolete, necessitating identification of active equivalent alternatives to maintain design continuity and ensure ongoing component availability for production and repair applications.

Substiute Parts

644488-4

TE Connectivity AMP ConnectorsIn Stock: 1119644488-4 Datasheet

Current PartRFQ

2-644488-4

TE Connectivity AMP ConnectorsIn Stock: 30072-644488-4 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 644488-4 is determined by strict equivalence across the following critical parameters:

Electrical Parameters:

• Pitch - Mating: 0.100" (2.54mm)
• Number of Positions: 4
• Contact Type: Male Pin
• Voltage Rating: 250VAC
• Operating Temperature Range: -55°C ~ 105°C

Mechanical Parameters:

• Connector Type: Header
• Mounting Type: Through Hole, Right Angle
• Style: Board to Cable/Wire
• Shrouding: Shrouded - 4 Wall
• Contact Length - Mating: 0.200" (5.08mm)
• Contact Length - Post: 0.130" (3.30mm)
• Insulation Height: 0.343" (8.71mm)
• Contact Shape: Square

Material & Compliance Parameters:

• Insulation Material: Polyester
• Contact Material: Copper Alloy
• Material Flammability Rating: UL94 V-0
• Moisture Sensitivity Level: 1 (Unlimited)

The substitute part 2-644488-4 maintains full equivalence across all critical electrical and mechanical parameters. The primary distinction is product status and RoHS compliance, with the substitute representing the active production variant.

Parameter Comparison

Engineering Selection Recommendations

The 2-644488-4 is the direct active equivalent for the obsolete 644488-4. Both parts maintain identical electrical and mechanical specifications across all critical parameters including pitch, position count, voltage rating, temperature range, and physical dimensions.

Product Status Consideration: The 644488-4 is classified as obsolete, while the 2-644488-4 is active production. For new designs and ongoing production requirements, the 2-644488-4 is the appropriate selection to ensure long-term component availability.

Compliance Advantage: The 2-644488-4 provides ROHS3 compliance and REACH unaffected status, compared to the non-compliant status of the original part. This substitution aligns with current regulatory requirements for electronic components in regulated markets.

Contact Finish Difference: The original part features Tin-Lead contact finish, while the substitute features Tin finish. Both finishes are compatible for the specified electrical and mechanical applications. The Tin finish of the substitute reflects current manufacturing standards and RoHS compliance requirements.

Packaging: The substitute is supplied in bulk packaging, compared to the original part specification. Verify packaging requirements for your procurement and assembly processes.

Frequently Asked Questions (FAQ)

Q: Can the 2-644488-4 be used as a direct replacement for the 644488-4 in existing designs?

A: Yes. The 2-644488-4 maintains identical electrical and mechanical specifications across all critical parameters. The connector pitch (0.100" / 2.54mm), position count (4), mounting type (through-hole right-angle), voltage rating (250VAC), and operating temperature range (-55°C ~ 105°C) are identical. Physical dimensions and contact configurations are equivalent.

Q: What is the difference between the Tin-Lead finish of the original part and the Tin finish of the substitute?

A: The original 644488-4 features Tin-Lead contact finish, while the 2-644488-4 features Tin finish. Both finishes are compatible for the specified electrical and mechanical applications. The Tin finish reflects current manufacturing standards and RoHS compliance requirements.

Q: Why is the 644488-4 listed as obsolete?

A: The 644488-4 is classified as obsolete by the manufacturer. The 2-644488-4 is the active production equivalent and is the recommended selection for all new designs and ongoing production requirements.

Q: Does the 2-644488-4 meet current regulatory compliance requirements?

A: Yes. The 2-644488-4 is ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic components. The original 644488-4 is RoHS non-compliant.

Q: Are the physical dimensions identical between the two parts?

A: Yes. Both parts share identical dimensions: contact length mating (0.200" / 5.08mm), contact length post (0.130" / 3.30mm), insulation height (0.343" / 8.71mm), and contact shape (square).

Q: What is the packaging difference between the two parts?

A: The original 644488-4 packaging specification is not defined in the data. The 2-644488-4 is supplied in bulk packaging. Verify packaging requirements for your procurement and assembly processes.

Q: Are both parts rated for the same voltage and temperature range?

A: Yes. Both parts are rated for 250VAC voltage and -55°C ~ 105°C operating temperature range.

Q: Can these connectors be used interchangeably in board-to-cable/wire applications?

A: Yes. Both parts are designed for board-to-cable/wire style connections with identical shrouding (shrouded 4-wall), mounting type (through-hole right-angle), and termination method (solder).