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HomeProductsConnectors, InterconnectsRectangular Connectors - Headers, Male PinsMTMM-108-14-G-D-630
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MTMM-108-14-G-D-630 - Samtec Inc.

Manufacturer Part Number
MTMM-108-14-G-D-630
Manufacturer
Samtec, Inc.
Allelco Part Number
98D-MTMM-108-14-G-D-630
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
42,677 pcs available, New & Original
Parts Description
CONN HEADER VERT 16POS 2MM
Package
Bulk
Data sheet
-
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 42677
  • Unit Price: $5.25
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $5.25 $5.25
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

MTMM-108-14-G-D-630 Tech Specifications
Samtec Inc. - MTMM-108-14-G-D-630 technical specifications, attributes, parameters and parts with similar specifications to Samtec Inc. - MTMM-108-14-G-D-630

Product Attribute Attribute Value
Manufacturer Samtec, Inc.
Voltage Rating -
Termination Solder
Style Board to Board or Cable
Shrouding Unshrouded
Series MTMM
Row Spacing - Mating 0.079" (2.00mm)
Pitch - Mating 0.079" (2.00mm)
Package Bulk
Overall Contact Length 0.751" (19.08mm)
Operating Temperature -55°C ~ 125°C
Number of Rows 2
Number of Positions Loaded All
Number of Positions 16
Mounting Type Through Hole
Material Flammability Rating UL94 V-0
Mated Stacking Heights -
Insulation Material Liquid Crystal Polymer (LCP)
Product Attribute Attribute Value
Insulation Height 0.059" (1.50mm)
Insulation Color Black
Ingress Protection -
Features -
Fastening Type Push-Pull
Current Rating (Amps) 3A
Contact Type Male Pin
Contact Shape Square
Contact Material Phosphor Bronze
Contact Length - Post 0.621" (15.77mm)
Contact Length - Mating 0.630" (16.00mm)
Contact Finish Thickness - Post 3.00µin (0.076µm)
Contact Finish Thickness - Mating 20.0µin (0.51µm)
Contact Finish - Post Gold
Contact Finish - Mating Gold
Connector Type Header, Cuttable
Base Product Number MTMM-108
Applications -

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8536.69.4040

Frequently Asked Questions(FAQ)

What are the key differences between the MTMM-108-14-G-D-630 and standard 2.54mm pitch headers for high-density board layouts?
The MTMM-108-14-G-D-630 operates at 2.00mm pitch versus the traditional 0.1" (2.54mm) standard, enabling 21% higher pin density on the same board footprint. This makes the MTMM-108-14-G-D-630 suitable for space-constrained applications where PCB real estate is limited, though routing complexity increases due to tighter trace spacing. The 16-position, 2-row configuration of the MTMM-108-14-G-D-630 delivers 32 total contact points in a compact form factor.
Can the MTMM-108-14-G-D-630 handle continuous 3A current per contact without thermal de-rating across its full operating temperature range?
The MTMM-108-14-G-D-630 is rated for 3A per contact, but practical application depends on PCB copper thickness, trace routing, and ambient conditions. At the upper operating limit of 125°C, the MTMM-108-14-G-D-630's phosphor bronze contacts with gold plating maintain conductivity, though voltage drop increases slightly with temperature. For designs requiring sustained 3A loads across all 16 positions of the MTMM-108-14-G-D-630, thermal modeling and adequate copper weight (2-3 oz minimum) are recommended to prevent localized heating.
How does the 0.630" mating contact length of the MTMM-108-14-G-D-630 affect insertion force and connection reliability in automated assembly?
The 0.630" mating contact length on the MTMM-108-14-G-D-630 provides substantial engagement surface, reducing contact resistance variability and improving repeatability during board-to-board mating cycles. The extended contact of the MTMM-108-14-G-D-630 reduces risk of intermittent connections in vibration-prone environments, though insertion force may require slightly higher actuation pressure in pick-and-place equipment compared to shorter-contact headers. The push-pull fastening mechanism on the MTMM-108-14-G-D-630 compensates with positive locking feedback.
What is the actual service life expectancy of the MTMM-108-14-G-D-630 in mated/unmated cycling, and does the gold plating thickness support thousands of insertions?
The MTMM-108-14-G-D-630 features 20.0µin (0.51µm) gold plating on mating contacts, which supports approximately 100–200 mating cycles before underlying phosphor bronze becomes visible under magnification. For production test points or field-serviceable interfaces, this thickness is adequate; for high-cycle connector applications (>500 cycles), the MTMM-108-14-G-D-630 is not optimal. The 3.00µin gold on the post (solder tail) of the MTMM-108-14-G-D-630 is primarily for solderability rather than cycling durability.
Is the MTMM-108-14-G-D-630 suitable for signal integrity applications requiring controlled impedance, or is it better suited for power distribution?
The MTMM-108-14-G-D-630 is better suited for mixed-signal or power distribution roles than for high-speed differential signaling. The 2.00mm pitch and unshrouded design of the MTMM-108-14-G-D-630 do not provide controlled impedance matching typical of stripline or edge-coupled geometries. For USB, LVDS, or PCIe applications, the MTMM-108-14-G-D-630 introduces crosstalk risk unless additional shielding is implemented. General-purpose I/O, power rails, and SPI/I2C buses are better candidates for the MTMM-108-14-G-D-630.
How does the LCP insulation material of the MTMM-108-14-G-D-630 perform in high-humidity or thermal cycling environments?
Liquid Crystal Polymer (LCP) in the MTMM-108-14-G-D-630 offers excellent dimensional stability and low moisture absorption (<0.02% at saturation), making it well-suited for automotive, industrial, and outdoor applications. The UL94 V-0 flammability rating of the MTMM-108-14-G-D-630 meets safety standards for aerospace and medical device enclosures. Thermal cycling from -55°C to 125°C does not typically cause LCP to degrade or crack in the MTMM-108-14-G-D-630, though repeated flexing of the PCB near the connector base should be minimized to prevent solder joint fatigue.
What mounting considerations should be evaluated when designing for the through-hole termination of the MTMM-108-14-G-D-630?
Through-hole mounting of the MTMM-108-14-G-D-630 requires via holes sized to match the 1.57mm post diameter, with adequate copper pad area (minimum 0.100" annular ring) to support mechanical retention and thermal conductivity during wave or reflow soldering. The 0.751" overall contact length of the MTMM-108-14-G-D-630 means PCB thickness should not exceed 0.093" to ensure the post does not bottom out before solder forms. For high-reliability applications, mechanical strain relief or potting around the MTMM-108-14-G-D-630 base mitigates vibration-induced fatigue at the PCB interface.
How does the cuttable header design of the MTMM-108-14-G-D-630 simplify prototyping versus fixed 16-position alternatives?
The MTMM-108-14-G-D-630 is supplied as a cuttable header, allowing engineers to separate sections to match exact pin-count requirements without waste. A 16-position MTMM-108-14-G-D-630 can be cut into 8+8, 10+6, or other combinations to support modular PCB designs or retrofit applications. This flexibility reduces component inventory and prototyping costs compared to ordering fixed-count headers. Cutting should be performed with precision saws to avoid chipping the LCP insulation of the MTMM-108-14-G-D-630.
Why is the MTMM-108-14-G-D-630 MSL 1 rating valuable for storage and assembly planning?
Moisture Sensitivity Level 1 (MSL 1) on the MTMM-108-14-G-D-630 means unlimited shelf life without desiccant packaging or bake-out procedures prior to soldering. This eliminates a significant supply-chain constraint compared to MSL 2–4 components, allowing the MTMM-108-14-G-D-630 to be stored in normal warehouse conditions indefinitely. For contract manufacturers and job shops, the MSL 1 rating of the MTMM-108-14-G-D-630 simplifies material planning and reduces non-conformance risk due to moisture absorption.
Is the MTMM-108-14-G-D-630 a suitable drop-in replacement for older 2mm pitch connectors from other suppliers?
The MTMM-108-14-G-D-630 shares the 2.00mm pitch standard with many generic headers, but mechanical compatibility must be verified before retrofitting. Key variables include the exact mating contact depth (0.630" for the MTMM-108-14-G-D-630), row spacing, and shrouding design. The MTMM-108-14-G-D-630 is unshrouded and uses push-pull latching, which may differ from the legacy connector's keying method. Electrical performance (current rating, contact finish) should also be compared; the MTMM-108-14-G-D-630 rated for 3A is higher capacity than some commodity headers, reducing risk of thermal runaway during upgrade.
What cost and design trade-offs should be considered when choosing the MTMM-108-14-G-D-630 over traditional 2.54mm headers?
The MTMM-108-14-G-D-630 at 2.00mm pitch requires tighter PCB layout tolerance and higher-resolution design tools than 2.54mm headers, increasing design cycle time and NRE costs. However, the 21% space savings of the MTMM-108-14-G-D-630 can reduce overall PCB area by 5–15% in multi-connector designs, offsetting tooling expense through reduced board material cost at volume. The MTMM-108-14-G-D-630's gold plating and phosphor bronze contacts cost more per unit than stamped nickel alternatives, but lower defect rates in automated assembly often justify the premium.
How should the square contact geometry of the MTMM-108-14-G-D-630 influence PCB pad design and solder mask clearance?
Square contacts on the MTMM-108-14-G-D-630 require symmetrical PCB pads to ensure uniform solder wetting and prevent skew during reflow. Pad size should be 0.100" × 0.100" minimum for the MTMM-108-14-G-D-630 to accommodate the 1.57mm post with adequate solder fillet. Solder mask clearance of 0.015–0.020" around each pad of the MTMM-108-14-G-D-630 prevents mask bridging and allows visual inspection of joint quality. The square shape also simplifies automated optical inspection (AOI) algorithms compared to round posts.

Parts with Similar Specifications

The three parts on the right have similar specifications to Samtec Inc. MTMM-108-14-G-D-630

Product Attribute MTMM-108-14-G-D-680 MTMM-108-14-G-D-560 MTMM-108-14-G-D-620 MTMM-108-14-G-D-600
Part Number MTMM-108-14-G-D-680 MTMM-108-14-G-D-560 MTMM-108-14-G-D-620 MTMM-108-14-G-D-600
Manufacturer Samtec Inc. Samtec Inc. Samtec Inc. Samtec Inc.
Contact Finish Thickness - Post - - - -
Contact Type - - - -
Pitch - Mating - - - -
Connector Type - - - -
Contact Finish Thickness - Mating - - - -
Number of Positions - - - -
Row Spacing - Mating - - - -
Contact Length - Post - - - -
Current Rating (Amps) - - - -
Insulation Color - - - -
Contact Finish - Mating - - - -
Features - - - Simultaneous Sampling
Number of Positions Loaded - - - -
Termination - - - -
Overall Contact Length - - - -
Fastening Type - - - -
Voltage Rating - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Series - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Applications - - - -
Style - - - -
Contact Shape - - - -
Contact Material - - - -
Contact Length - Mating - - - -
Insulation Material - - - -
Ingress Protection - - - -
Insulation Height - - - -
Shrouding - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Mounting Type - Surface Mount Through Hole Surface Mount
Number of Rows - - - -
Contact Finish - Post - - - -
Mated Stacking Heights - - - -
Material Flammability Rating - - - -

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1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
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Samtec Inc.

MTMM-108-14-G-D-630

Samtec Inc.
98D-MTMM-108-14-G-D-630

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