SFM-139-T2-LM-DAlternatives & Equivalent Parts
About SFM-139-T2-LM-D
SFM-139-T2-LM-D is a Connector component manufactured by SAMTEC. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SFM-139-T2-LM-DSource | SFM-139-02-L-D | SFM-139-L2-S-D | SFM-139-L2-L-D-A-P | SFM-139-L2-L-D-A-P-TR |
|---|---|---|---|---|---|
| Manufacturer | SAMTEC | SAMTEC | SAMTEC | SAMTEC | SAMTEC |
| Package Type | Other | Other | Other | Other | Other |
| Pin Count | 78 | 78 | 78 | 78 | 78 |
| Temperature Range | — | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | — | $5.1568 | $6.7000 | $5.6300 | $5.6900 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Pbfree Code | — | Yes | Yes | — | — |
| YTEOL | — | 9.4 | 9.4 | 9.4 | 9.4 |
| Body Breadth | — | 0.145 inch | 0.145 inch | — | — |
| Body Depth | — | 0.185 inch | 0.185 inch | — | — |
| Body Length | — | 2.105 inch | 2.105 inch | — | — |
| Body/Shell Style | — | SOCKET | SOCKET | SOCKET | SOCKET |
| Connector Type | — | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR |
| Contact Finish Mating | — | GOLD (10) | GOLD (30) | NOT SPECIFIED | — |
| Contact Finish Termination | — | Tin (Sn) - with Nickel (Ni) barrier | Tin (Sn) - with Nickel (Ni) barrier | — | — |
| Contact Gender | — | FEMALE | FEMALE | FEMALE | FEMALE |
| Contact Material | — | PHOSPHOR BRONZE/BERYLLIUM COPPER | PHOSPHOR BRONZE/BERYLLIUM COPPER | NOT SPECIFIED | — |
| Contact Pattern | — | RECTANGULAR | RECTANGULAR | — | — |
| Contact Style | — | SQ PIN-SKT | SQ PIN-SKT | — | — |
| DIN Conformance | — | NO | NO | NO | NO |
| Filter Feature | — | NO | NO | NO | NO |
| IEC Conformance | — | NO | NO | NO | NO |
| Insulator Color | — | BLACK | BLACK | — | — |
| JESD-609 Code | — | e3 | e3 | — | — |
| MIL Conformance | — | NO | NO | NO | NO |
| Mating Contact Pitch | — | 0.05 inch | 0.05 inch | — | — |
| Mating Contact Row Spacing | — | 0.05 inch | 0.05 inch | — | — |
| Mixed Contacts | — | NO | NO | NO | NO |
| Mounting Style | — | STRAIGHT | STRAIGHT | STRAIGHT | STRAIGHT |
| Mounting Type | — | BOARD | BOARD | BOARD | BOARD |
| Number Of Connectors | — | ONE | ONE | ONE | ONE |
| Number Of PCB Rows | — | 2 | 2 | — | — |
| Number of Rows Loaded | — | 2 | 2 | 2 | 2 |
| Option | — | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE |
| PCB Contact Pattern | — | RECTANGULAR | RECTANGULAR | — | — |
| PCB Contact Row Spacing | — | 2.7178 mm | 2.7178 mm | — | — |
| Plating Thickness | — | 10u inch | 30u inch | — | — |
| Rated Current (Signal) | — | 3.2 A | 3.2 A | 3.2 A | 3.2 A |
| Terminal Pitch | — | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Termination Type | — | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT |
| Total Number of Contacts | — | 78 | 78 | 78 | 78 |
| Additional Feature | — | — | — | POLARIZED | POLARIZED |
| UL Flammability Code | — | — | — | 94V-0 | 94V-0 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for SFM-139-T2-LM-D — response within 24 hours.
Quick Links
Board Connector, 78 Contact(s), 2 Row(s), Female, Straight, 0.05 inch Pitch, Surface Mount Terminal, Black Insulator, Socket
Board Connector, 78 Contact(s), 2 Row(s), Female, Straight, 0.05 inch Pitch, Surface Mount Terminal, Black Insulator, Socket
Board Connector, 78 Contact(s), 2 Row(s), Female, Straight, Surface Mount Terminal, Socket
Board Connector, 78 Contact(s), 2 Row(s), Female, Straight, Surface Mount Terminal, Socket
Why Look for Alternatives?
Finding alternatives for SFM-139-T2-LM-D is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating SFM-139-T2-LM-D replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to SFM-139-T2-LM-D?
Known equivalents for SFM-139-T2-LM-D include SFM-139-02-L-D, SFM-139-L2-S-D, SFM-139-L2-L-D-A-P. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SFM-139-T2-LM-D?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify SFM-139-T2-LM-D alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.