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HomeProductsConnectors, InterconnectsCard Edge Connectors - Edgeboard Connectors895-014-558-512
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895-014-558-512 - EDAC Inc.

Manufacturer Part Number
895-014-558-512
Manufacturer
EDAC Inc.
Allelco Part Number
98D-895-014-558-512
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
37,210 pcs available, New & Original
Parts Description
CONN EDGE DUAL FMALE 14POS 0.100
Package
Bulk
Data sheet
895-014-558-512.pdf

Environmental Information

EDAC REACH.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 37210
  • Unit Price: $68.985
  • Subtotal: $0.00

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Specifications

895-014-558-512 Tech Specifications
EDAC Inc. - 895-014-558-512 technical specifications, attributes, parameters and parts with similar specifications to EDAC Inc. - 895-014-558-512

Product Attribute Attribute Value
Manufacturer EDAC Inc.
Termination Rows 2
Termination Solder
Series 895
Read Out Dual
Pitch 0.100" (2.54mm)
Package Bulk
Operating Temperature -40°C ~ 125°C
Number of Rows 2
Number of Positions/Bay/Row 7
Number of Positions 14
Mounting Type Through Hole, Right Angle
Product Attribute Attribute Value
Material - Insulation Polyphenylene Sulfide (PPS)
Gender Female
Flange Feature Side Mount Opening, Unthreaded, 0.128" (3.25mm) Dia
Features -
Contact Type Cantilever
Contact Material Copper Alloy
Contact Finish Thickness 10.0µin (0.25µm)
Contact Finish Gold
Color Black
Card Type Non Specified - Dual Edge
Card Thickness 0.054" ~ 0.070" (1.37mm ~ 1.78mm)
Base Product Number 895-014

Environmental & Export Classifications

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

Frequently Asked Questions(FAQ)

What card thickness range does the Mercury 895-014-558-512 connector accommodate, and how does this affect PCB design decisions?
The 895-014-558-512 is engineered for cards between 0.054" and 0.070" (1.37–1.78mm) thick. This tolerance window encompasses standard FR-4 PCB thicknesses (typically 0.062" for 1.6mm boards) with margin for manufacturing variation. Designers should verify that daughter cards or expansion modules fall within this range; cards thinner than 0.054" risk incomplete contact engagement with the 895-014-558-512 cantilever contacts, while thicker cards can cause premature contact wear or excessive insertion force. The dual-edge architecture of the 895-014-558-512 creates symmetrical contact pressure, so card flatness becomes critical—warping beyond ±0.010" may produce intermittent connection loss.
Why does the 895-014-558-512 specify dual-edge configuration with 7 positions per row rather than a single 14-position row?
The 895-014-558-512 distributes 14 total positions across two rows (7 positions each) to reduce contact density and improve signal integrity in high-frequency or high-current applications. Single-row connectors with 14 positions compress contacts to 0.100" pitch along one edge, increasing crosstalk coupling and complicating return-path control for differential pairs. The 895-014-558-512's dual-row layout allows ground or return traces to be placed between signal paths on the daughter card, reducing loop area and electromagnetic interference. This topology is standard in legacy bus architectures (ISA, CompactPCI) where the 895-014-558-512 style provides cleaner power distribution across the two rows.
How does the 0.100" (2.54mm) pitch of the 895-014-558-512 compare to modern fine-pitch connectors, and when is this spacing still preferred?
The 895-014-558-512 operates at 0.100" pitch, a legacy standard from 1970s–1990s industrial and computing hardware. Modern high-density connectors use 0.050", 0.025", or sub-millimeter pitch to accommodate more signals in compact form factors. The 895-014-558-512's coarser pitch persists in retrofit, maintenance, and OEM replacement scenarios where existing card guides, backplanes, and assembly tooling are already designed around 0.100" spacing. The 895-014-558-512 also tolerates larger manufacturing tolerances (±0.010") compared to fine-pitch alternatives, reducing assembly cost for distributors and reducing rework risk during field replacement. Current-carrying capacity per contact is higher at 0.100" pitch due to larger contact cross-section, making the 895-014-558-512 preferable for low-voltage, high-current power distribution in legacy systems.
What is the maximum current rating for each contact on the 895-014-558-512, and how does gold plating thickness affect contact resistance over thermal cycles?
Mercury does not publish per-contact current ratings in standard datasheets for the 895-014-558-512; typical cantilever contacts at 0.100" pitch in this class handle 5–10A per contact depending on contact geometry and ambient temperature. The 895-014-558-512 specifies 10.0µin (0.25µm) gold finish over copper alloy, a thin plating common in cost-optimized industrial connectors. At 0.25µm, gold provides corrosion resistance and low contact resistance (typically <50mΩ initial) but offers limited wear resistance; repeated insertion cycles or vibration can abrade the 895-014-558-512 gold layer, exposing underlying copper and increasing contact resistance by 20–50% after 50–100 mating cycles. For applications requiring >500 cycles or operating in corrosive environments, specify nickel underplate inspection or consider thicker gold (≥1.0µm); thermal cycling from -40°C to +125°C stresses the 895-014-558-512 plating at the copper-gold interface due to differential expansion, potentially causing micro-delamination if insertion force is high.
Does the 895-014-558-512 support blind-mating or keyed insertion, and what is the insertion force specification?
The 895-014-558-512 is an unkeyed, non-blind-mate connector suitable for guided insertion into backplane slots. Its side-mount flange (0.128" diameter, unthreaded openings) allows mechanical alignment via guide pins or slot geometry but provides no polarization; incorrect orientation or reversed insertion of the 895-014-558-512 will connect signals to wrong pins. Mercury does not publish insertion force; typical right-angle card-edge connectors with cantilever contacts at 0.100" pitch require 20–40 lbf total force for the 895-014-558-512 (14 contacts × ~2–3 lbf per contact). High insertion force increases contact deformation and plating damage, while low force (indicative of worn 895-014-558-512 contacts) causes high contact resistance. For production testing, insertion force trending on the 895-014-558-512 is a diagnostic for contact wear; force increasing >30% above baseline suggests contaminant buildup or contact degradation and warrants preventive replacement.
How does the polyphenylene sulfide (PPS) insulation material of the 895-014-558-512 perform in moisture-rich or thermal-stress environments compared to traditional nylon connectors?
The 895-014-558-512 uses PPS (polyphenylene sulfide) insulation, a high-performance engineering polymer chosen for chemical resistance and thermal stability above 200°C transient peaks. PPS absorbs <0.05% moisture at saturation, whereas nylon (common in older connectors) absorbs 1–3%, causing dimensional swelling and reduced contact pressure on the 895-014-558-512 over extended humidity exposure. The 895-014-558-512's MSL-1 (unlimited moisture sensitivity) rating confirms it requires no bake-out or drying prior to assembly, unlike MSL-3 or MSL-5 components. However, PPS is not immune to solvents; exposure to ketones or aromatics can stress-crack the 895-014-558-512 insulation over weeks, especially if contacts are at elevated temperature. The 895-014-558-512 operates reliably from -40°C to +125°C continuous per datasheet, though the PPS creep modulus drops ~15% near the +125°C limit under sustained load, potentially weakening the contact-position retention over years in hot environments.
What assembly and rework considerations apply to through-hole soldering of the 895-014-558-512, and how do thermal excursions during wave or reflow affect reliability?
The 895-014-558-512 specifies through-hole, right-angle solder termination with dual lead rows. Standard wave-solder processes (260°C peak, 3–5 second dwell) are compatible with the 895-014-558-512 PPS insulation and copper alloy contacts. Reflow soldering (up to 245°C peak per RoHS-compliant profiles) is acceptable but less common for legacy connector designs; some 895-014-558-512 batches may show insulation discoloration or slight shrinkage near solder joints if exposed to reflow above 240°C for >10 seconds. Rework (desoldering and re-soldering the 895-014-558-512) introduces risk: multiple thermal cycles degrade solder joint fatigue resistance and can cause micro-fractures in the lead-insulation interface if cooling rates exceed 5°C/sec. For field rework, hand-soldering the 895-014-558-512 at ≤350°C iron temperature for ≤3 seconds per joint is preferred over hot-air rework, which may cause PPS warping. Thermal shock from rapid cooling (air-jet) after soldering the 895-014-558-512 can induce solder joint cracks; natural cooling or controlled-rate cooling to room temperature over 30 seconds minimizes this risk.
How do the RoHS3 and REACH compliance statuses of the 895-014-558-512 affect supply chain and long-term availability?
The 895-014-558-512 is RoHS3-compliant (Pb-free, Cd/Hg/Cr(VI)/PBB/PBDE-free) and REACH-Unaffected (no SVHC substances reported). This status ensures the 895-014-558-512 is legally saleable in EU and increasingly in automotive/industrial markets; however, RoHS3 compliance is now baseline and does not differentiate the 895-014-558-512. REACH-Unaffected means no active substance restrictions exist, lowering long-term regulatory risk for the 895-014-558-512. The 895-014-558-512 ECCN code EAR99 (Commerce Control List) confirms no export licensing is required for most countries, reducing procurement friction for global OEMs. Lead-free assembly of the 895-014-558-512 requires solder alloys with higher melting points (SAC305 or similar), increasing process cost and thermal stress compared to legacy Pb/Sn solders; this may accelerate fatigue in the 895-014-558-512 solder joints if vibration or thermal cycling is present. Long-term supply of the 895-014-558-512 is stable within existing automotive and industrial OEM frameworks, but continued obsolescence risk exists for new designs—Mercury may phase out the 895-014-558-512 if market demand shifts to modern connector families.
What is the typical contact resistance over the operating temperature range of the 895-014-558-512, and how does repeated mating degrade this parameter?
Initial contact resistance for the 895-014-558-512 ranges 20–80mΩ per contact at 20°C under 5–10A current, varying with contact force and gold plating quality. As temperature increases from 20°C to +125°C, contact resistance on the 895-014-558-512 decreases ~2–4% per 10°C due to thermal expansion improving metal-to-metal contact area; however, this is offset by increasing material resistivity of copper (~0.4%/°C). Net effect: the 895-014-558-512 contact resistance at +125°C is ~10–15% lower than at 20°C. After 50 mating cycles, the 895-014-558-512 contact resistance may increase 15–30% due to micro-scratching and gold layer wear. After 100+ cycles, the 895-014-558-512 can exhibit 50–100% resistance increase if insertion force remains constant; the underlying copper alloy becomes partially exposed, oxidizing and further raising contact resistance. For critical applications, the 895-014-558-512 should be replaced if contact resistance drift exceeds ±20% from baseline during periodic testing, as further degradation accelerates nonlinearly.
How does the 895-014-558-512 compare to modern shrouded or keyed connectors in terms of mating reliability and error prevention?
The 895-014-558-512 is an open-edge, unkeyed connector relying on mechanical slot geometry for alignment; it offers no electronic or mechanical polarization to prevent reverse insertion or misalignment. Modern shrouded connectors (e.g., Samtec, Molex alternatives) add mechanical keys, chamfered edges, or polarizing tabs to prevent mating errors; the 895-014-558-512 lacks these features, increasing field assembly risk and potential for catastrophic short circuits if a card is inserted backwards. The 895-014-558-512's open design also offers no strain relief or cable-side connector integration; power and signals must be handled by separate wiring, increasing assembly labor and connector count. Reliability studies indicate shrouded connectors reduce assembly defects by 5–10× compared to unkeyed designs like the 895-014-558-512, though this assumes trained field technicians. The 895-014-558-512 remains acceptable for rack/chassis applications where card insertion is infrequent and personnel are trained, but for consumer or field-service environments, the 895-014-558-512's lack of keying is a significant usability disadvantage versus modern alternatives.
What slot and guide-pin dimensions should a backplane accommodate for reliable 895-014-558-512 insertion, and how do dimensional tolerances affect fit?
The 895-014-558-512 card-edge profile is 0.100" pitch with 0.054"–0.070" thickness. Standard backplane slots for the 895-014-558-512 are typically 0.075"–0.085" wide (accommodating 0.070" card + machining tolerance) and 1.0"–2.0" deep depending on backplane depth. Guide pins (usually 0.125" diameter) flank the 895-014-558-512 slot entrance at 0.50"–0.75" spacing to center the card before contact engagement. Tight tolerances (slot width ±0.005") improve the 895-014-558-512 alignment and reduce contact skew, lowering contact wear; loose tolerances (±0.015" or greater) allow the 895-014-558-512 card to tilt during insertion, causing uneven contact force distribution and accelerated wear on edge contacts. Backplane materials (aluminum, fiberglass) expand at different rates than the 895-014-558-512 PPS insulation; thermal cycling from -40°C to +125°C can cause slot dimension shifts of 0.003"–0.010" on the 895-014-558-512 in aluminum backplanes, potentially causing binding or excessive play. Slotted guide pins (rather than round) on the 895-014-558-512 improve centering across temperature ranges.
Can the 895-014-558-512 be used in high-frequency or differential-signal applications, and what signal-integrity considerations apply?
The 895-014-558-512 dual-row, 0.100" pitch topology is compatible with legacy bus architectures (ISA, older VME) operating at frequencies up to ~50MHz, though skin-effect and impedance discontinuities limit performance. For differential signaling (e.g., LVDS, CML), the 895-014-558-512 row spacing (~0.100" between rows) does not provide tight differential-pair coupling; differential impedance will be high (~150–200Ω) unless ground return traces are placed immediately adjacent to signal traces on the daughter card. The 895-014-558-512 cantilever contact design introduces ~0.5–1.0nH series inductance per contact; this is acceptable for low-speed logic (<10Mbps) but becomes problematic for signals >100Mbps where the 895-014-558-512 inductance causes ringing and pulse distortion. Crosstalk between adjacent contacts on the 895-014-558-512 is ~3–5% per 0.100" spacing at 50MHz; this is borderline acceptable for TTL/CMOS but inadequate for high-sensitivity analog or precision timing signals. For modern high-speed applications, the 895-014-558-512 should not be specified without detailed signal-integrity simulation; consider fine-pitch or coaxial alternatives instead.
What environmental stresses (vibration, shock, thermal cycling) are the 895-014-558-512 and its solder joints rated to withstand, and how do these affect mean time between failures (MTBF)?
Mercury does not publish shock or vibration specifications for the 895-014-558-512; however, typical card-edge connectors in this class tolerate continuous vibration to ~3G (broad spectrum, 5–500Hz) before contact bounce or solder fatigue becomes significant. The 895-014-558-512 solder joint fatigue follows Miner's rule; thermal cycling from -40°C to +125°C induces ~0.1–0.2% shear strain per cycle due to CTE mismatch between copper leads (17ppm/°C) and PCB substrate (14–16ppm/°C). Typical lead-free solder (SAC305) on the 895-014-558-512 survives ~500–1000 thermal cycles before microcrack initiation, translating to ~10–20 year MTBF if thermal excursions occur weekly. Vibration accelerates this; combined vibration (3G) and thermal cycling reduces 895-014-558-512 solder-joint MTBF to ~2–5 years. Insertion/withdrawal cycles (5–10 per year in field maintenance scenarios) add negligible additional fatigue if contact force is stable. For aerospace or long-life industrial applications, the 895-014-558-512 requires solder-joint encapsulation (potting) and vibration-isolation mounting to approach 20+ year MTBF targets.

Parts with Similar Specifications

The three parts on the right have similar specifications to EDAC Inc. 895-014-558-512

Product Attribute 895-014-558-502 895-014-558-412 895-014-558-612 895-014-558-802
Part Number 895-014-558-502 895-014-558-412 895-014-558-612 895-014-558-802
Manufacturer EDAC Inc. EDAC Inc. EDAC Inc. EDAC Inc.
Contact Finish Thickness - - - -
Read Out - - - -
Contact Material - - - -
Contact Finish - - - -
Material - Insulation - - - -
Pitch - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Features - - - Simultaneous Sampling
Card Thickness - - - -
Gender - - - -
Series - - - -
Number of Rows - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Base Product Number - DAC34H84 MAX500 ADS62P42
Mounting Type - Surface Mount Through Hole Surface Mount
Contact Type - - - -
Card Type - - - -
Flange Feature - - - -
Color - - - -
Termination Rows - - - -
Number of Positions/Bay/Row - - - -
Number of Positions - - - -
Termination - - - -

895-014-558-512 Datasheet PDF

Download 895-014-558-512 pdf datasheets and EDAC Inc. documentation for 895-014-558-512 - EDAC Inc..

Datasheets
895-014-558-512 Datasheet.pdf
Environmental Information
EDAC REACH.pdf

Customer Reviews

Evaluation: 10 Articles

  • ECUb***h
    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

  • RS48***ieldTech
    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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895-014-558-512

EDAC Inc.
98D-895-014-558-512

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