TE Connectivity 644463-5 Rectangular Connector Equivalent & Substitute Parts

Part Overview

The TE Connectivity 644463-5 is a 5-position rectangular receptacle connector from the MTA-156 series, designed for IDC (Insulation Displacement Contact) termination with 22 AWG discrete or ribbon cable. This connector features a tin-lead contact finish and is classified as obsolete. Due to its obsolete product status and RoHS non-compliance, identification of active equivalent parts is necessary for new designs and ongoing production requirements.

Key Parameters

Parameter	Value
Connector Type	Receptacle
Number of Positions	5
Pitch	0.156" (3.96mm)
Number of Rows	1
Contact Type	Female Socket
Cable Termination	IDC
Wire Gauge	22 AWG
Wire Type	Discrete or Ribbon Cable
Mounting Type	Free Hanging (In-Line)
Features	Closed End, Polarizing Key
Contact Finish Thickness	80.0µin (2.03µm)
Color	Red
Series	MTA-156

Substitute Part Grouping Explanation

Substitution of the TE Connectivity 644463-5 is determined by strict equivalence across the following critical parameters:

Connector Type & Position Count: Receptacle configuration with 5 positions
Pitch & Row Configuration: 0.156" (3.96mm) pitch, single row layout
Contact Specifications: Female socket contacts with 80.0µin (2.03µm) finish thickness
Termination Method: IDC cable termination for 22 AWG wire
Wire Compatibility: Support for discrete or ribbon cable
Mechanical Features: Closed end design with polarizing key
Series Designation: MTA-156 series compatibility

The substitute part 3-644463-5 maintains identical electrical and mechanical specifications while offering improved compliance status and active product availability.

Parameter Comparison

Parameter	644463-5 (Main Part)	3-644463-5 (Substitute)
Manufacturer	TE Connectivity AMP Connectors	TE Connectivity AMP Connectors
Series	MTA-156	MTA-156
Connector Type	Receptacle	Receptacle
Number of Positions	5	5
Pitch	0.156" (3.96mm)	0.156" (3.96mm)
Number of Rows	1	1
Contact Type	Female Socket	Female Socket
Cable Termination	IDC	IDC
Wire Gauge	22 AWG	22 AWG
Wire Type	Discrete or Ribbon Cable	Discrete or Ribbon Cable
Mounting Type	Free Hanging (In-Line)	Free Hanging (In-Line)
Features	Closed End, Polarizing Key	Closed End, Polarizing Key
Contact Finish Thickness	80.0µin (2.03µm)	80.0µin (2.03µm)
Color	Red	Red
Product Status	Obsolete	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)
ECCN	EAR99	EAR99
HTSUS	8536.69.8000	8536.69.8000

Engineering Selection Recommendations

The substitute part 3-644463-5 is the direct equivalent for the obsolete 644463-5. Selection of the substitute part is based on the following engineering criteria:

Product Status: The main part 644463-5 is classified as obsolete, whereas 3-644463-5 maintains active product status with current manufacturing support.

Regulatory Compliance: The substitute part 3-644463-5 is ROHS3 compliant, addressing regulatory requirements for new designs and production environments subject to RoHS directives. The main part is RoHS non-compliant.

Contact Finish: The main part features tin-lead contact finish, while the substitute part features tin contact finish. Both maintain identical contact finish thickness of 80.0µin (2.03µm).

Electrical and Mechanical Equivalence: All electrical parameters, mechanical dimensions, termination methods, and functional features are identical between the two parts, ensuring direct interchangeability in applications.

Inventory and Availability: The substitute part 3-644463-5 is available in higher inventory quantities (1136 pcs) compared to the main part (638 pcs), supporting production continuity.

Frequently Asked Questions (FAQ)

Q: Can 3-644463-5 be used as a direct replacement for 644463-5?

A: Yes. The 3-644463-5 is a direct equivalent with identical electrical and mechanical specifications. All critical parameters including connector type, position count, pitch, contact configuration, termination method, and wire gauge are equivalent.

Q: What is the difference between the tin-lead finish on 644463-5 and the tin finish on 3-644463-5?

A: The main part features tin-lead contact finish while the substitute features tin contact finish. Both maintain the same contact finish thickness of 80.0µin (2.03µm). The substitute part's tin finish supports ROHS3 compliance requirements.

Q: Are there packaging differences between these parts?

A: The main part 644463-5 packaging is not specified in the documentation. The substitute part 3-644463-5 is supplied in bulk packaging.

Q: Why is the main part classified as obsolete?

A: The 644463-5 is obsolete due to its RoHS non-compliant status and the availability of the compliant equivalent 3-644463-5 within the same MTA-156 series.

Q: Will 3-644463-5 work with existing cable assemblies designed for 644463-5?

A: Yes. The 3-644463-5 maintains identical IDC termination specifications, pitch, position count, and mechanical features, ensuring compatibility with existing 22 AWG discrete or ribbon cable assemblies.

Q: What is the moisture sensitivity level for both parts?

A: Both parts have a Moisture Sensitivity Level (MSL) of 1, indicating unlimited shelf life without moisture control requirements.

Q: Are both parts subject to export control?

A: Both parts are classified under ECCN EAR99, indicating they are subject to the same export control regulations.

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