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HomeProductsConnectors, InterconnectsCard Edge Connectors - Edgeboard Connectors345-098-544-804
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345-098-544-804 - EDAC Inc.

Manufacturer Part Number
345-098-544-804
Manufacturer
EDAC Inc.
Allelco Part Number
98D-345-098-544-804
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
47,536 pcs available, New & Original
Parts Description
CONN EDGE DUAL FMALE 98POS 0.100
Package
Box
Data sheet
345-098-544-804.pdf

Environmental Information

EDAC REACH.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 47536
  • Unit Price: $16.41
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $16.41 $16.41
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

345-098-544-804 Tech Specifications
EDAC Inc. - 345-098-544-804 technical specifications, attributes, parameters and parts with similar specifications to EDAC Inc. - 345-098-544-804

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, Unthreaded, 0.156" (3.96mm) Dia
Features -
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 range does the 345-098-544-804 connector accommodate, and how does this affect PCB design clearance?
The 345-098-544-804 is designed to accept cards with a thickness of 0.054" to 0.070" (1.37mm to 1.78mm). This relatively tight tolerance range requires careful PCB thickness specification during layout—exceeding 0.070" will cause insertion resistance to increase significantly and may cause contact misalignment. The 345-098-544-804's dual-edge configuration with 2 rows of 49 positions per row means uneven card support can create differential contact pressure across the connector body, so maintaining consistent board thickness within specification is critical to avoid premature contact wear or contact loss on one row of the 345-098-544-804.
How does the 0.100" pitch of the 345-098-544-804 compare to finer-pitch edge connectors, and when should designers choose this spacing?
The 345-098-544-804 uses a 0.100" (2.54mm) pitch—a legacy standard that remains common in industrial and telecommunications backplane applications. Finer-pitch connectors (0.050") offer higher density but require tighter manufacturing tolerances and increase crosstalk risk in high-frequency designs. The 345-098-544-804's 0.100" pitch provides robust signal isolation for traditional digital logic and power distribution, making it suitable for applications where density is less critical than reliability. For the 345-098-544-804, the coarser pitch also simplifies hand-rework and troubleshooting, since the 98-position dual-row layout remains manageable for field service without specialized tooling.
What is the contact wear life expectancy of the 345-098-544-804, and how does wire wrap termination affect service cycles?
While the 345-098-544-804 datasheet does not specify insertion cycles, gold-plated cantilever contacts in this class typically support 50–200 mating cycles before measurable contact degradation. Wire wrap termination—used on the 345-098-544-804—eliminates solder joint fatigue but creates a permanent connection, so the connector is not intended for frequent board swaps. However, the 0.25µm (10µin) gold plating on the 345-098-544-804 provides adequate corrosion protection during storage and moderate thermal cycling in the operating range of -40°C to 105°C. Designers should plan the 345-098-544-804 as a fixed backplane component rather than a field-replaceable module unless connector replacement procedures are part of system maintenance protocols.
Why is the 345-098-544-804 specified with a top-mount opening, and how does this affect signal integrity in high-speed applications?
The 345-098-544-804 features a top-mount opening (0.156" unthreaded) that allows card insertion from above and provides mechanical alignment. This opening also creates parasitic capacitance at the card edge, which can degrade signal integrity in high-speed digital designs (above 50 MHz). The 345-098-544-804's dual-edge, non-shielded configuration makes it unsuitable for applications requiring low crosstalk or EMI control; for high-speed backplanes, shielded edge connectors with ground planes are preferred. The 345-098-544-804 is better suited to low-frequency power distribution, analog signal routing, and control logic where impedance control is not critical.
What termination method should be specified for the 345-098-544-804, and what are the cost and reliability trade-offs?
The 345-098-544-804 uses wire wrap termination, which requires a dedicated wire wrap machine and trained technicians. Wire wrap offers superior vibration resistance compared to solder joints and eliminates thermal stress from reflow cycles, making the 345-098-544-804 advantageous in aerospace and industrial environments subject to shock and thermal cycling. However, wire wrap is more expensive than wave soldering and requires specialized equipment; hand-wrapping the full 98-position count on the 345-098-544-804 is labor-intensive. For production volumes below 500 units annually, soldered edge connectors may offer better cost-effectiveness, but the 345-098-544-804 wire wrap design provides superior reworkability since wrapped wires can be cleanly removed without solder desoldering.
How does the 345-098-544-804 perform in applications with significant thermal cycling between -40°C and 105°C?
The 345-098-544-804 is rated for -40°C to 105°C, but thermal cycling creates expansion and contraction mismatches between the polyester thermoplastic insulation and copper alloy contacts. The 0.25µm gold plating on the 345-098-544-804 resists tarnishing across this range, but repeated thermal cycling may cause the contact spring force to relax slightly over time. Wire wrap termination used on the 345-098-544-804 avoids solder joint fatigue, making this design more robust for extreme temperature environments than soldered alternatives. However, designers should verify that the mating card material has a compatible coefficient of thermal expansion (CTE) with the 345-098-544-804's polyester body to prevent mechanical stress at the card edge.
What is the current-carrying capacity per contact on the 345-098-544-804, and how should power distribution be planned?
The 345-098-544-804 datasheet does not specify per-contact current rating, but industry-standard gold-plated cantilever contacts in this geometry typically support 1–3 amperes per contact at ambient temperature. For the 345-098-544-804, actual capacity depends on wire gauge used in wrap termination and contact spring force, which are not detailed in the specification. Conservative design practice for the 345-098-544-804 allocates 1.5A per contact to avoid voltage drop and contact heating. For high-current power distribution, designers should parallel multiple 345-098-544-804 contact positions or supplement with dedicated bus connectors rather than attempting to route all system power through a single edge connector.
How does the 345-098-544-804 compare to modern high-density interconnect (HDI) connectors in terms of maintainability and field serviceability?
The 345-098-544-804 uses 0.100" pitch with wire wrap termination, making it significantly more serviceable than modern 0.050" or finer-pitch connectors that require microscope-level inspection and automated test equipment. Field technicians can visually trace signal paths and manually replace wires on the 345-098-544-804 without specialized tooling. HDI connectors offer 3–4× higher density but are effectively non-repairable in field conditions. For applications prioritizing mean-time-to-repair (MTTR) and technician skill levels, the 345-098-544-804 remains preferable despite its lower density. This trade-off favors the 345-098-544-804 in military, aerospace, and remote installation scenarios where replacement cycle time is critical.
What precautions should be taken when designing the PCB edge to interface with the 345-098-544-804?
The 345-098-544-804 requires a card edge between 0.054" and 0.070" thick—a narrow tolerance. PCB fabrication process variation can produce edges at 0.065" ± 0.005", which falls within specification but approaches limits. Designers should specify edge plating (nickel or gold) on the mating PCB edge to match the 345-098-544-804's gold-plated contacts and reduce galvanic corrosion. The 345-098-544-804's dual-row configuration means unequal copper distribution on the edge can cause warping; balanced trace routing near the card edge minimizes mechanical stress. Additionally, solder mask should be recessed at least 0.030" from the PCB edge to prevent the 345-098-544-804 connector from compressing dried mask material, which causes intermittent contact.
Is the 345-098-544-804 suitable for applications requiring RoHS and REACH compliance?
The 345-098-544-804 is RoHS3 compliant and REACH unaffected, meaning it meets EU Directive 2011/65/EU (RoHS 3) and EU REACH Regulation (EC 1907/2006) requirements. This qualification simplifies procurement for European OEMs and integrators targeting EU markets. The 345-098-544-804's copper alloy contacts and gold plating present no restricted substances above threshold levels. Wire wrap termination—unlike lead-based solder—supports halogen-free assembly processes, making the 345-098-544-804 appropriate for aerospace and defense programs requiring EASA, DO-254, or similar environmental standards.
What is the insertion force and extraction force for the 345-098-544-804, and how should this be validated during assembly?
The 345-098-544-804 datasheet does not specify insertion or extraction force in Newtons, but dual-row 98-position cantilever connectors typically require 15–40 pounds (67–178 Newtons) of insertion force due to contact spring preload across 98 positions. Extraction force is typically 10–25 pounds due to reduced contact pressure during removal. For the 345-098-544-804, this force range necessitates mechanical insertion guides or assembly fixtures to prevent hand injuries and card skewing. Designers should include keying or polarization features (if available) to prevent reverse insertion, which would damage the 345-098-544-804's contact geometry. Production testing should verify that cards mate within the specified force range; excessive force indicates contamination or card edge damage requiring investigation.
How does the green color of the 345-098-544-804 connector body affect UV resistance and long-term appearance?
The 345-098-544-804 polyester thermoplastic body is green, a color choice common for connectors in the 1990s–2000s. Green polyester exhibits moderate UV sensitivity; prolonged outdoor or window-facing exposure may cause the 345-098-544-804 body to fade or become brittle over 5–10 years. For indoor data center or telecommunications applications, the 345-098-544-804 color presents no functional impact. However, for field-deployed systems in direct sunlight, the 345-098-544-804 should be installed in conduit or enclosures with UV protection to preserve mechanical compliance of the connector body and prevent accelerated contact spring relaxation.

Parts with Similar Specifications

The three parts on the right have similar specifications to EDAC Inc. 345-098-544-804

Product Attribute 345-098-544-504 345-098-544-803 345-098-544-808 345-098-544-807
Part Number 345-098-544-504 345-098-544-803 345-098-544-808 345-098-544-807
Manufacturer EDAC Inc. EDAC Inc. EDAC Inc. EDAC Inc.
Contact Finish - - - -
Color - - - -
Flange Feature - - - -
Read Out - - - -
Card Thickness - - - -
Number of Positions/Bay/Row - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Series - - - -
Card Type - - - -
Pitch - - - -
Material - Insulation - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Contact Type - - - -
Termination - - - -
Contact Material - - - -
Number of Rows - - - -
Termination Rows - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Base Product Number - DAC34H84 MAX500 ADS62P42
Contact Finish Thickness - - - -
Features - - - Simultaneous Sampling
Gender - - - -
Number of Positions - - - -

345-098-544-804 Datasheet PDF

Download 345-098-544-804 pdf datasheets and EDAC Inc. documentation for 345-098-544-804 - EDAC Inc..

Datasheets
345,395 Series Ordering Guide.pdf 345-098-544-804 Drawing.pdf
HTML Datasheet
345-098-544-804 Drawing.pdf
Environmental Information
EDAC REACH.pdf

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345-098-544-804 Image

345-098-544-804

EDAC Inc.
98D-345-098-544-804

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