TE Connectivity AMP Connectors 3-644615-8 Equivalent & Substitute Parts

Part Overview

The TE Connectivity AMP Connectors 3-644615-8 is a rectangular connector header designed for through-hole mounting applications. This connector features 8 positions with 0.156" (3.96mm) pitch spacing, shrouded single-wall design, and solder termination. The part is classified as Active product status and is suitable for general purpose and industrial applications requiring board-to-cable/wire interconnection.

Substitute parts are necessary when the primary part experiences extended lead times, inventory constraints, or when design flexibility permits selection from equivalent connector families that maintain functional compatibility through matching electrical and mechanical specifications.

Key Parameters

Parameter	Value
Connector Type	Header
Contact Type	Male Pin
Number of Positions	8
Pitch - Mating	0.156" (3.96mm)
Number of Rows	1
Mounting Type	Through Hole
Termination	Solder
Shrouding	Shrouded - 1 Wall
Fastening Type	Friction Lock
Contact Shape	Square
Style	Board to Cable/Wire
Voltage Rating	600VAC
Operating Temperature	-55°C ~ 105°C
Material Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution compatibility for the TE Connectivity 3-644615-8 is determined by the following critical parameters that must match or be functionally equivalent:

Primary Matching Criteria:

Connector Type: Header
Contact Type: Male Pin
Number of Positions: 8
Pitch - Mating: 0.156" (3.96mm)
Number of Rows: 1
Mounting Type: Through Hole
Termination: Solder
Shrouding: Shrouded - 1 Wall
Fastening Type: Friction Lock
Contact Shape: Square
Style: Board to Cable/Wire or Board to Board or Cable

Secondary Compatibility Factors:

Material Flammability Rating: UL94 V-0 or equivalent
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

The substitute parts listed below maintain these core specifications. Variations in contact length, insulation height, contact finish composition, and contact material are permissible within the scope of mechanical and electrical compatibility, provided the mating pitch, position count, and mounting methodology remain constant.

Parameter Comparison

Parameter	TE Connectivity 3-644615-8	Molex 0009652088	Molex 0026482085	Molex 0026604080	Molex 0026614080	Molex 1718130008	Molex 1718131008
Manufacturer	TE Connectivity	Molex	Molex	Molex	Molex	Molex	Molex
Series	MTA-156	KK396, 5273	KK396, 41671	KK396, 41791	KK396, 41791	KK396, 171813	KK396, 171813
Connector Type	Header	Header	Header, Breakaway	Header	Header	Header	Header
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin
Number of Positions	8	8	8	8	8	8	8
Pitch - Mating	0.156" (3.96mm)	0.156" (3.96mm)	0.156" (3.96mm)	0.156" (3.96mm)	0.156" (3.96mm)	0.156" (3.96mm)	0.156" (3.96mm)
Number of Rows	1	1	1	1	1	1	1
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Shrouding	Shrouded - 1 Wall	Shrouded - 1 Wall	Shrouded - 1 Wall	Shrouded - 1 Wall	Shrouded - 1 Wall	Shrouded - 1 Wall	Shrouded - 1 Wall
Fastening Type	Friction Lock	Friction Lock	Friction Lock	Friction Lock	Friction Lock	Friction Lock	Friction Lock
Contact Shape	Square	Square	Square	Square	Square	Square	Square
Style	Board to Cable/Wire	Board to Cable/Wire	Board to Board or Cable	Board to Board or Cable	Board to Board or Cable	Board to Board or Cable	Board to Board or Cable
Contact Length - Mating	0.450" (11.43mm)	0.419" (10.65mm)	0.450" (11.43mm)	0.450" (11.43mm)	0.450" (11.43mm)	0.448" (11.38mm)	0.448" (11.38mm)
Contact Length - Post	0.125" (3.18mm)	0.142" (3.60mm)	0.172" (4.37mm)	0.140" (3.56mm)	0.140" (3.56mm)	0.093" (2.35mm)	0.093" (2.35mm)
Overall Contact Length	0.700" (17.78mm)	0.687" (17.45mm)	0.750" (19.05mm)	0.720" (18.29mm)	0.720" (18.29mm)	0.671" (17.05mm)	0.671" (17.05mm)
Insulation Height	0.545" (13.84mm)	0.482" (12.25mm)	0.500" (12.70mm)	0.446" (11.33mm)	0.446" (11.33mm)	0.446" (11.33mm)	0.446" (11.33mm)
Contact Finish - Mating	Tin	Tin	Gold	Tin	Gold	Tin	Gold
Contact Finish Thickness - Mating	150.0µin (3.81µm)	200.0µin (5.08µm)	20.0µin (0.51µm)	60.0µin (1.52µm)	20.0µin (0.51µm)	60.0µin (1.52µm)	15.0µin (0.38µm)
Contact Finish - Post	Tin	Tin	Tin	Tin	Tin	Tin	Tin
Contact Material	Copper Alloy	Brass	Brass	Not Specified	Not Specified	Brass	Brass
Insulation Material	Thermoplastic, Glass Filled	Polyamide (PA66), Nylon 6/6	Polyester	Polyester, Glass Filled	Polyester, Glass Filled	Polyamide (PA), Nylon	Polyamide (PA), Nylon
Material Flammability Rating	UL94 V-0	UL94 V-2	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-2	UL94 V-2
Insulation Color	Natural	Natural	Black	Natural	Natural	Black	Black
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory alignment with the primary TE Connectivity 3-644615-8 connector.

Tier 1 Substitutes (Highest Compatibility): Molex 0026604080 and Molex 0026614080 provide the closest mechanical alignment with the primary part, maintaining identical contact length specifications (0.450" mating, 0.140" post) and UL94 V-0 flammability rating. These parts are suitable for direct substitution in applications where the primary part is unavailable.

Tier 2 Substitutes (Compatible with Design Verification): Molex 0026482085 offers UL94 V-0 rating and identical mating contact length but features extended post length (0.172" versus 0.125") and polyester insulation material. This part accommodates applications requiring additional post engagement depth.

Molex 1718130008 and Molex 1718131008 provide reduced post length (0.093") and UL94 V-2 flammability rating. These parts are suitable for applications with space constraints or where V-2 rating meets design requirements.

Tier 3 Substitute (Functional Compatibility): Molex 0009652088 maintains core electrical and mechanical specifications but features UL94 V-2 flammability rating and reduced insulation height (0.482" versus 0.545"). This part is suitable for general purpose and industrial applications where V-2 rating is acceptable.

All substitute parts share identical pitch spacing (0.156"), position count (8), mounting methodology (through-hole solder), and fastening mechanism (friction lock), ensuring mechanical interchangeability at the board level.

Frequently Asked Questions (FAQ)

Q: What determines whether a Molex connector can substitute for the TE Connectivity 3-644615-8?

A: Substitution compatibility is determined by matching the following specifications: 8-position count, 0.156" (3.96mm) mating pitch, single-row configuration, through-hole solder termination, shrouded single-wall design, friction lock fastening, and square contact shape. All listed Molex parts meet these criteria.

Q: Are there differences in flammability ratings among the substitute parts?

A: Yes. The primary TE Connectivity part and Molex 0026482085, 0026604080, and 0026614080 are rated UL94 V-0. Molex 0009652088, 1718130008, and 1718131008 are rated UL94 V-2. Applications requiring V-0 rating should select from the V-0 group.

Q: How do contact length variations affect compatibility?

A: Contact length variations (mating and post) affect insertion depth and board-to-mating surface distance. Molex 0026482085 features extended post length (0.172" versus 0.125"), requiring verification of PCB hole depth and mating connector cavity depth. Molex 1718130008 and 1718131008 feature reduced post length (0.093"), suitable for applications with limited post engagement requirements.

Q: What is the significance of contact finish differences?

A: Contact finish composition (tin versus gold) and thickness affect electrical conductivity, corrosion resistance, and solderability. Tin-finished contacts (0009652088, 0026604080, 1718130008) provide standard performance. Gold-finished contacts (0026482085, 0026614080, 1718131008) offer enhanced corrosion resistance in demanding environments.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant and carry Moisture Sensitivity Level 1 (Unlimited), matching the primary part's regulatory status.

Q: Can the Molex 0026482085 breakaway header substitute for the standard header?

A: The Molex 0026482085 is classified as a Header, Breakaway type. While it maintains core mating specifications, the breakaway feature may introduce design considerations. Verification of mechanical compatibility with the mating connector and PCB layout is required.

Q: What insulation material variations exist among the substitutes?

A: The primary part uses Thermoplastic, Glass Filled insulation. Substitutes employ Polyamide (PA66/PA), Nylon 6/6, or Polyester materials, with some variants including glass filling. Material selection affects mechanical strength, temperature performance, and chemical resistance. Application-specific requirements should guide material selection.

Q: Are all substitute parts available in equivalent inventory quantities?

A: Inventory levels vary. Molex 0009652088 maintains the highest stock (27,831 pcs), while other substitutes range from 1,557 to 4,944 pcs. Availability should be confirmed with the component supplier for time-sensitive applications.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message