What is a cross-reference page for 3-644766-4?
This page groups mapped replacement options for 3-644766-4 so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
3-644766-4 replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for 3-644766-4, then verify package, specifications, and application fit before approval.
Compare 3-644766-4 against mapped replacement options
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Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
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| Parameter Comparison Chart | Current part 3-644766-4 TE Connectivity |
|---|---|
| Part Number | 3-644766-4 |
| Manufacturer | TE Connectivity |
| Category | Connectors, Interconnects |
| Subcategory | Rectangular Connectors - Headers, Male Pins |
| Package | - |
| Series | MTA-156 |
| Key Attributes | - |
| Description | CONN HEADER VERT 4POS 3.96MM |
| Lifecycle | - |
| Stock | 166,402 |
| Available | 98,687 |
| Min Order | 1 |
| Datasheet | Available |
| Contact Finish - Post | Tin |
| Sub-Categories | Rectangular Connectors - Headers, Male Pins |
| Termination | SOLDER |
| PCB Thickness | 1.6002mm |
| Part Status | Active |
| Mixed Contacts | NO |
| DIN Conformance | NO |
| Sealable | NO |
| MIL Conformance | NO |
| IEC Conformance | NO |
| Filter Feature | NO |
| Contact Style | STRAIGHT |
| Contact Finish - Mating | Gold |
| Manufacturer | TE Connectivity |
| Material Flammability Rating | UL94 V-0 |
| Flammability Rating | UL94 V-0 |
| Contact Type | Male Pin |
| Categories | Connectors, Interconnects |
| PCB Contact Pattern | RECTANGULAR |
| Orientation | Vertical |
| Mount | Through Hole |
| Mounting Type | Through Hole |
| Approval Agency | CSA |
| PCB Mount Alignment | Without |
| Contact Gender | MALE |
| Number of Positions Loaded | All |
| ELV | Compliant |
| Reliability | COMMERCIAL |
| Contact Shape | Square |
| Published | 2008 |
| Pbfree Code | Yes |
| Number of Conductors | ONE |
| REACH Status | REACH Unaffected |
| Underplate Material | Nickel |
| ECCN | EAR99 |
| Durability | 25 Cycles |
| Operating Temperature | -55°C~105°C |
| Number of Rows | 1 |
| Number Of PCB Rows | 1 |
| Mating Retention | With |
| Fastening Type | Friction Lock |
| Insulation Resistance | 5000000000Ohm |
| Mating Post Length | 10.16mm |
| Contact Material | Copper Alloy |
| Number of Positions | 4 |
| Packaging | Bulk |
| Connector Type | Header |
| Shrouding | Shrouded - 1 Wall |
| Polarization Key | POLARIZED HOUSING |
| Current Rating (Amps) | Varies by WireGAuge |
| Style | Board to Cable/Wire |
| Lifecycle Status | ACTIVE (Last Updated: 2 days ago) |
| Housing Material | Polyester |
| Insulation Color | Natural |
| Operating Supply Voltage | 600V |
| Voltage - Rated AC | 600V |
| Dielectric Withstanding Voltage | 2200VAC V |
| Terminal Pitch | 3.96mm |
| Circuit Application | Power |
| Factory Lead Time | 16 Weeks |
| Contact Current Rating | 7A |
| Current Rating | 7A |
| Overall Contact Length | 0.700 17.78mm |
| Applications | General Purpose, Industrial |
| Series | MTA-156 |
| Pitch - Mating | 0.156 3.96mm |
| Insulation Material | Thermoplastic, Glass Filled |
| Voltage - Rated | 600VAC |
| Contact Finish Thickness - Mating | 15.0μin 0.38μm |
| Contact Plating | Tin, Gold |
| Housing Color | Natural, White |
| Insulation Height | 0.425 10.80mm |
| Body Breadth | 0.3 inch |
| Contact Length - Mating | 0.400 10.16mm |
| Length | 15.8496mm |
| Plating Thickness | 380 nm |
| Contact Length - Post | 0.175 4.45mm |
| Length - Tail | 4.445mm |
| Lead Length | 4.45mm |
| Height | 13.335mm |
| Insertion Force-Max | 5.3376 N |
| Manufacturer's Part No. | 3-644766-4 |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | RoHS Compliant |
| ECCN Code | EAR99 |
| HTSUS | 8536.69.4040 |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing 3-644766-4 replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for 3-644766-4?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for 3-644766-4 alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to 3-644766-4?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is 3-644766-4 obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to 3-644766-4 from TE Connectivity is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.