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HomeProductsConnectors, InterconnectsCard Edge Connectors - Edgeboard Connectors345-098-544-888
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345-098-544-888 - EDAC Inc.

Manufacturer Part Number
345-098-544-888
Manufacturer
EDAC Inc.
Allelco Part Number
98D-345-098-544-888
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
46,810 pcs available, New & Original
Parts Description
CONN EDGE DUAL FMALE 98POS 0.100
Package
Box
Data sheet
345-098-544-888.pdf

Environmental Information

EDAC REACH.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 46810
  • Unit Price: $17.854
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $17.854 $17.85
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

345-098-544-888 Tech Specifications
EDAC Inc. - 345-098-544-888 technical specifications, attributes, parameters and parts with similar specifications to EDAC Inc. - 345-098-544-888

Product Attribute Attribute Value
Manufacturer EDAC Inc.
Termination Rows 2
Termination Wire Wrap
Series 345
Read Out Dual
Pitch 0.100" (2.54mm)
Package Box
Operating Temperature -40°C ~ 105°C
Number of Rows 2
Number of Positions/Bay/Row 49
Number of Positions 98
Mounting Type Through Hole
Product Attribute Attribute Value
Material - Insulation Polyester Thermoplastic
Gender Female
Flange Feature Top Mount Opening, Threaded Insert, 4-40
Features Card Guides
Contact Type Cantilever
Contact Material Copper Alloy
Contact Finish Thickness 10.0µin (0.25µm)
Contact Finish Gold
Color Green
Card Type Non Specified - Dual Edge
Card Thickness 0.054" ~ 0.070" (1.37mm ~ 1.78mm)
Base Product Number 345-098

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8536.69.4040

Frequently Asked Questions(FAQ)

What card thickness tolerance does the 345-098-544-888 accept, and how does this affect PCB design constraints?
The 345-098-544-888 accommodates card thicknesses between 0.054" and 0.070" (1.37mm to 1.78mm). This relatively narrow tolerance window requires PCB fabrication specifications to fall within this range; cards thinner than 0.054" risk incomplete contact engagement with the cantilever contacts, while thicker cards may cause mechanical binding or contact stress. During design-in, specify your PCB thickness early in fabrication quoting to ensure the 345-098-544-888 will maintain consistent contact pressure across the dual-row 98-position arrangement. The dual-edge configuration compounds tolerance sensitivity, as both rows must simultaneously seat within the mechanical guides of the 345-098-544-888.
How does the gold contact finish thickness on the 345-098-544-888 influence long-term reliability in industrial applications?
The 345-098-544-888 features a gold contact finish at 10.0µin (0.25µm) thickness, which provides corrosion resistance and maintains low contact resistance over the operating temperature range of -40°C to 105°C. This thin gold layer is engineered for wire-wrap termination specifically; it protects the copper alloy substrate from oxidation during storage and deployment in harsh industrial environments. The 10.0µin specification on the 345-098-544-888 is a cost-optimized threshold—adequate for the connector's duty cycle but not suited for environments with extended thermal cycling or high-humidity exposure exceeding typical industrial specifications. Users should verify that the finish thickness remains acceptable if the 345-098-544-888 will experience frequent insertion/extraction cycles, as abrasion can accelerate wear through the thin gold layer.
How do cantilever contact geometry and dual-row spacing affect insertion force consistency in the 345-098-544-888?
The 345-098-544-888 uses cantilever contacts arranged in a dual-row configuration with 0.100" (2.54mm) pitch, resulting in 49 positions per row. Cantilever geometry naturally exhibits lower and more variable insertion force compared to tuning-fork or blade contacts, particularly when both rows engage simultaneously. In the 345-098-544-888, this dual-row characteristic means insertion force rises gradually as the leading edge contacts the primary row, then typically increases again as the secondary row engages—this two-stage force profile can complicate mechanical insertion equipment calibration. Designers using the 345-098-544-888 in high-volume board insertion should account for force variation between the two rows and verify that card guides remain parallel within tolerance to prevent edge-binding that would further increase insertion force.
Why is wire-wrap termination specified for the 345-098-544-888, and what manufacturing flexibility does this provide over soldering?
The 345-098-544-888 is designed with wire-wrap termination, which allows connection of individual wires to each of the 98 positions without requiring solder reflow processes. This termination method offers manufacturing flexibility: board-level assembly can proceed independently of the 345-098-544-888 population, allowing late-stage connector configuration or field rework. Wire-wrap also eliminates thermal stress on the connector body and contacts that soldering creates, reducing risk of solder joint fatigue in the -40°C to 105°C operating range. However, wire-wrap termination on the 345-098-544-888 demands higher labor costs per unit and greater process control; wire gauge, wrap tension, and wrap count directly affect contact reliability. For production volumes above 10,000 units, switching to a soldered variant of the 345-098-544-888 may reduce per-unit assembly cost despite initial NRE investment.
What mechanical considerations arise when integrating the 345-098-544-888 with card guides in through-hole mounting?
The 345-098-544-888 features top-mount card guides and through-hole termination, establishing a mechanical datum that constrains PCB layout. The 4-40 threaded inserts on the 345-098-544-888 anchor the connector to the assembly, but the dual-row configuration creates moment loads during card insertion that can concentrate stress on the outer guide positions. Through-hole mounting of the 345-098-544-888 requires clearance planning for wire-wrap terminations and support traces; insufficient trace spacing near the connector can trap debris and compromise creepage distance. Mechanically, the 345-098-544-888 assembly must be evaluated for flexure under repeated insertion cycles; the PCB itself becomes part of the mechanical assembly, and any compliance in the board thickness (near the lower tolerance of 0.054") will increase effective card guide clearance, potentially degrading contact engagement uniformity across the 98-position array.
How does the polyester thermoplastic insulation material of the 345-098-544-888 perform under sustained elevated temperature exposure?
The 345-098-544-888 uses polyester thermoplastic for the insulation body, rated to 105°C continuous operation. Polyester thermoplastic exhibits good dimensional stability within this range but experiences creep at the upper temperature boundary, particularly under sustained load from wire-wrap terminations or mechanical clamping. In applications where the 345-098-544-888 operates continuously near 105°C, the insulation body may show slight expansion, potentially increasing card insertion force by 5–10% over the first 1,000 hours of operation. Thermal cycling between -40°C and 105°C can also produce micro-stress at the contact-to-insulation interface on the 345-098-544-888, potentially loosening wire-wrap bonds if wrap tension was marginal. Users designing systems with the 345-098-544-888 should confirm that peak operating temperatures remain below 100°C for long-duration deployments and perform accelerated thermal cycle testing (minimum 10 cycles) during design validation.
What RoHS and REACH compliance status does the 345-098-544-888 carry, and what supply-chain documentation is required?
The 345-098-544-888 is RoHS3 Compliant and REACH Unaffected, indicating that the connector meets EU RoHS Directive 2011/65/EU (including the 2015 phthalate amendment) and does not contain REACH-listed candidate substances of concern. RoHS3 compliance on the 345-098-544-888 is substantiated by material declarations covering the gold finish, copper alloy contacts, and polyester thermoplastic body; however, the RoHS compliance of any wire-wrap interconnections or secondary components is the system integrator's responsibility. REACH Unaffected status on the 345-098-544-888 means that manufacturing or importation does not trigger additional REACH registration or authorization obligations, but integrators must still evaluate downstream assembly processes (wire, solder, flux) for REACH substance use. For products entering regulated markets (EU, California, China), ensure that your sourcing documentation for the 345-098-544-888 includes Certificate of Conformance and a detailed Material Composition Report referencing all component layers and finishes.
How does the 0.100" pitch of the 345-098-544-888 compare to finer-pitch edge connectors, and what design trade-offs apply?
The 345-098-544-888 operates at 0.100" (2.54mm) pitch, which is a legacy standard spacing common in industrial and telecommunications equipment. Compared to modern 0.050" or 0.031" pitch edge connectors, the 345-098-544-888 offers superior insertion-force predictability and lower contact resistance variance, but occupies significantly more physical space for equivalent pin count. A 0.050" pitch connector achieving 98 positions would require only a single-row or a more compact dual-row geometry, whereas the 345-098-544-888 demands a larger board edge or external card format. Conversely, the 345-098-544-888's coarser pitch tolerates greater PCB fabrication variation and accommodates heavier gauge wire-wrap wire (typically 28–24 AWG), improving mechanical robustness in vibration environments. In new design-ins, the 345-098-544-888 is appropriate for applications prioritizing mechanical reliability and ease of assembly over miniaturization; legacy equipment retrofits or field-serviceable systems often specify the 345-098-544-888 because technicians are already familiar with the 0.100" standard.
What is the effective contact count and row allocation of the 345-098-544-888, and how should this be mapped in schematic design?
The 345-098-544-888 provides 98 total positions arranged as dual rows of 49 positions each, for a total contact count of 98. The dual-read configuration means that the connector physically reads both rows simultaneously during card insertion; however, electrically, all 98 contacts are independent paths. In schematic representation, the 345-098-544-888 should be documented with a clear position map showing which signal, power, or ground nets terminate to Row 1 (positions 1–49) and Row 2 (positions 50–98). This documentation is critical for wire-wrap technicians and downstream testing: any mismatch between schematic assignment and physical wrap sequence will result in functional failures. Many designers of systems using the 345-098-544-888 allocate Row 1 to differential signal pairs and Row 2 to power/ground return, enabling easier trace routing on the edge card and reducing EMI. PCB layout tools supporting the 345-098-544-888 should enforce design rules that prevent accidental net assignment to unintended rows.
How does the green polyester insulation color of the 345-098-544-888 affect visual inspection and traceability in manufacturing?
The 345-098-544-888 features green polyester thermoplastic insulation, which contrasts visually with standard black or white connector bodies and aids rapid visual identification during assembly and test. The green color on the 345-098-544-888 is a manufacturing-aid feature that simplifies connector orientation verification and reduces assembly errors in high-volume board population lines; operators quickly distinguish the 345-098-544-888 from other connector types by color alone. From a traceability perspective, the distinctive green color of the 345-098-544-888 also simplifies lot tracking during incoming inspection and supports rapid segregation if a manufacturing lot must be quarantined due to defect discovery. However, the green color is not a functional safety feature; it carries no electrical performance significance. In applications where the 345-098-544-888 connector is permanently embedded or overmolded, the color advantage is lost post-assembly, so design teams should not rely on visual color cues for field maintenance or troubleshooting of finished systems.
What insertion and retention force ranges should be expected from the 345-098-544-888, and how do these affect equipment design?
While specific insertion force values for the 345-098-544-888 are not published in the parameter set, the cantilever contact geometry and dual-row configuration indicate a moderate insertion force range typical for card-edge connectors in this class—generally 500g to 1.5kg per card (approximately 4.9N to 14.7N total). Retention force on the 345-098-544-888 is primarily mechanical, supplied by the card guides and threaded insert mounting; the guides themselves must hold the card securely against vibration. In transportation and vibration environments, the 345-098-544-888 should be evaluated for axial retention; if card guides alone prove insufficient, additional mechanical latching or keying features may be required. Equipment designers using the 345-098-544-888 should perform vibration testing per IEC 60068-2-6 (sine sweep, 10–500 Hz) to confirm that cards remain seated throughout the operating life, particularly in mobile or high-vibration applications where shock loads can induce partial card extraction.
How does the 345-098-544-888 accommodate mixed signal and power distribution across its 98 positions, and what EMI planning is needed?
The 345-098-544-888 offers 98 independent positions for electrical connectivity, and no built-in signal conditioning or isolation is provided; all 98 contacts are electrically equivalent from the connector's perspective. Designers must deliberately allocate rows or position ranges within the 345-098-544-888 for power distribution, signal integrity, and ground return paths. A common allocation strategy pairs odd positions in each row for outbound signals and even positions for ground returns, reducing loop area and EMI from the 345-098-544-888 interconnection. High-frequency signals (>10 MHz) passing through the 345-098-544-888 should be routed through twisted pairs or differential pairs, with ground return paths established within the same row to minimize radiation. If the 345-098-544-888 carries both analog (< 1 MHz) and digital (> 50 MHz) signals, physical separation between row 1 and row 2 allocations, combined with isolated ground planes on the edge card, helps prevent cross-talk. Power distribution through the 345-098-544-888 should use multiple positions per voltage rail to minimize voltage drop across the wire-wrap interface; a minimum of 4–6 positions per power net is recommended for the 345-098-544-888 in systems drawing >5A per rail.
What are the maintenance and rework considerations for systems using the 345-098-544-888 connector in the field?
The 345-098-544-888, with wire-wrap termination, presents specific field rework challenges. Unlike soldered connectors, individual wires on the 345-098-544-888 can be unwrapped and re-wrapped without desoldering, enabling selective rework of faulty connections. However, repeated wrap/unwrap cycles on the same position of the 345-098-544-888 can degrade both the wire and the contact post, eventually causing intermittent faults that are difficult to diagnose. Field technicians servicing equipment with the 345-098-544-888 should be trained to inspect wrap quality (typically 1.75–2.5 turns with no gaps or overlaps) and to replace the edge card entirely rather than attempt multi-cycle rework on the same position. Preventive maintenance for the 345-098-544-888 includes periodic contact resistance measurement at low current (<100mA) to detect early-stage corrosion or loosening; resistance >50mΩ per contact suggests imminent failure and warrants card replacement. Spare edge cards designed around the 345-098-544-888 should be held in inventory for field-critical deployments, as rework capacity is limited to single-position corrections.

Parts with Similar Specifications

The three parts on the right have similar specifications to EDAC Inc. 345-098-544-888

Product Attribute 345-098-544-588 345-098-544-858 345-098-544-878 345-098-544-808
Part Number 345-098-544-588 345-098-544-858 345-098-544-878 345-098-544-808
Manufacturer EDAC Inc. EDAC Inc. EDAC Inc. EDAC Inc.
Color - - - -
Termination Rows - - - -
Read Out - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Series - - - -
Number of Positions/Bay/Row - - - -
Pitch - - - -
Contact Type - - - -
Contact Finish Thickness - - - -
Number of Positions - - - -
Contact Material - - - -
Gender - - - -
Termination - - - -
Features - - - Simultaneous Sampling
Flange Feature - - - -
Contact Finish - - - -
Card Thickness - - - -
Material - Insulation - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Card Type - - - -
Number of Rows - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Mounting Type - Surface Mount Through Hole Surface Mount

345-098-544-888 Datasheet PDF

Download 345-098-544-888 pdf datasheets and EDAC Inc. documentation for 345-098-544-888 - EDAC Inc..

Datasheets
345,395 Series Ordering Guide.pdf 345-098-544-888 Drawing.pdf
HTML Datasheet
345-098-544-888 Drawing.pdf
Environmental Information
EDAC REACH.pdf

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345-098-544-888 Image

345-098-544-888

EDAC Inc.
98D-345-098-544-888

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