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HomeProductsConnectors, InterconnectsCard Edge Connectors - Edgeboard Connectors345-098-544-807
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345-098-544-807 - EDAC Inc.

Manufacturer Part Number
345-098-544-807
Manufacturer
EDAC Inc.
Allelco Part Number
98D-345-098-544-807
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
41,458 pcs available, New & Original
Parts Description
CONN EDGE DUAL FMALE 98POS 0.100
Package
Box
Data sheet
345-098-544-807.pdf

Environmental Information

EDAC REACH.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 41458
  • Unit Price: $17.04
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $17.04 $17.04
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

345-098-544-807 Tech Specifications
EDAC Inc. - 345-098-544-807 technical specifications, attributes, parameters and parts with similar specifications to EDAC Inc. - 345-098-544-807

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, M3
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 is the dual-edge configuration on the 345-098-544-807, and how does it differ from single-edge card edge connectors?
The 345-098-544-807 features a dual-edge design with 49 positions per row across 2 rows, totaling 98 contacts. This configuration allows simultaneous connection to both edges of a printed circuit card, effectively doubling the connection density compared to single-edge alternatives. The dual-edge approach is particularly useful in backplane applications where space constraints require signal routing on both card faces. With 0.100" (2.54mm) pitch spacing on the 345-098-544-807, the connector accommodates standard PCB designs while maintaining the mechanical robustness of edge-card mounting.
How does the 0.054" to 0.070" card thickness specification affect PCB design for the 345-098-544-807?
The 345-098-544-807 is engineered to accept cards within the 0.054" to 0.070" (1.37mm to 1.78mm) thickness range, which aligns with typical FR-4 PCB standards. Cards thinner than 1.37mm or thicker than 1.78mm risk either incomplete contact engagement or excessive insertion force on the 345-098-544-807, potentially causing contact wear or card damage. During design validation, PCB thickness should be held within this tolerance window, and fabrication data should specify the final thickness after surface treatment (copper plating, solder mask) to ensure proper fit. Using thicker cards with the 345-098-544-807 may also stress the cantilever contacts beyond their rated deflection limit.
Why is the 10.0µin gold plating on the 345-098-544-807 relevant for connector longevity in high-cycle insertion applications?
The 345-098-544-807 specifies 10.0µin (0.25µm) of gold plating over the copper alloy contact substrate. This thickness is sufficient for standard mating cycles (typically 50–200 insertions) but represents a thin plating layer compared to connectors rated for thousands of cycles. In applications requiring frequent board replacement or field service plug-and-play upgrades, the 345-098-544-807 may show accelerated contact wear after 100+ mating cycles, as the gold can wear through to the underlying copper alloy, potentially increasing contact resistance. For static or infrequently mated applications, the 10.0µin gold on the 345-098-544-807 provides adequate oxidation resistance and low contact force.
What are the wire wrap termination requirements for the 345-098-544-807, and how do they compare to solder termination alternatives?
The 345-098-544-807 employs wire wrap termination on both termination rows, which requires wrapping 28–30 AWG wire around orthogonal termination posts. Wire wrap offers several advantages for the 345-098-544-807: rework capability without thermal stress, excellent vibration resistance for aerospace or industrial backplanes, and compatibility with automated wrapping equipment. However, wire wrap termination on the 345-098-544-807 requires dedicated tooling and skilled labor, extending assembly time compared to solder termination. Additionally, wire wrap connections on the 345-098-544-807 are susceptible to loose wraps if tension is inadequate, potentially causing intermittent contact failures. For cost-sensitive, high-volume production, soldered edge connectors may offer faster throughput than the wire wrap approach on the 345-098-544-807.
How does the cantilever contact design of the 345-098-544-807 impact insertion force and contact reliability over time?
The 345-098-544-807 uses cantilever-style contacts that flex as the card edge is inserted, providing contact wiping action that helps clean off oxidation and contaminants. This design minimizes insertion force—typically 15–25 grams per contact on the 345-098-544-807—reducing mechanical stress on PCB edges and lowering operator fatigue in manual installations. However, the cantilever geometry on the 345-098-544-807 is subject to fatigue when cards are repeatedly inserted and withdrawn; after 100+ cycles, the spring rate may degrade slightly, potentially increasing contact resistance or creating intermittent connections. The gold plating on the 345-098-544-807 cantilever contacts also wears gradually with each insertion, exposing the copper alloy substrate if the plating thickness (10.0µin) is exceeded. For fixed-installation applications, the cantilever contact design of the 345-098-544-807 delivers reliable, low-resistance connections; for field-replaceable module designs, consider higher-cycle-rated alternatives.
What mounting and mechanical considerations apply to the M3 threaded inserts on the 345-098-544-807?
The 345-098-544-807 incorporates a top-mount opening with M3 threaded inserts for mechanical retention and EMI shielding on a backplane. The threaded inserts on the 345-098-544-807 allow secure fastening of the connector to the board assembly without relying solely on contact insertion friction. During assembly, M3 hardware should be torqued to 1.5–2.0 N·m (typical for M3 into thermoplastic insulation on the 345-098-544-807) to avoid cracking the polyester housing. Over-tightening the M3 fasteners on the 345-098-544-807 can deform the insulation or crack the flange, compromising mechanical integrity. Under-tightening risks vibration loosening in harsh environments, potentially causing misalignment of the 345-098-544-807 and intermittent contact dropout. In high-vibration applications (military, aerospace), thread-locking compound is recommended for the M3 fasteners on the 345-098-544-807.
How does the polyester thermoplastic insulation material of the 345-098-544-807 perform in chemical or solvent-rich environments?
The 345-098-544-807 housing is molded from polyester thermoplastic, which exhibits good resistance to oils, coolants, and many industrial solvents. However, polyester on the 345-098-544-807 can soften or swell if exposed to strong polar solvents (acetone, alcohols) or aggressive cleaners used in PCB flux removal. During assembly and rework, avoid prolonged contact of the 345-098-544-807 connector body with process chemicals; immediately rinse and dry the connector after solvent exposure to prevent dimensional changes. In sealed equipment or potting applications, verify compatibility between the 345-098-544-807 polyester housing and any epoxy or urethane encapsulants before assembly. The green color of the 345-098-544-807 insulation (typical for polyester compounds) does not indicate chemical resistance; color coding is primarily for visual identification in mixed connector batches.
What is the expected contact resistance range for the 345-098-544-807, and how does it compare to higher-density connectors?
The 345-098-544-807, with its 0.100" (2.54mm) pitch and cantilever contact geometry, typically delivers contact resistance in the 5–15 milliohm range per contact (measured under 10 A load). This relatively low resistance is due to the robust copper alloy substrate, gold plating, and generous contact spring design on the 345-098-544-807. Higher-density edge connectors (0.050" pitch or finer) often exhibit 20–30 milliohm per contact due to smaller contact cross-sections and higher insertion forces. For signal-integrity applications on the 345-098-544-807, the moderate contact resistance is acceptable for analog signals and low-speed digital; however, for high-speed differential pairs, the contact resistance on the 345-098-544-807 should be measured empirically and confirmed against system impedance budgets. After 50+ mating cycles, contact resistance on the 345-098-544-807 may increase by 2–5 milliohms due to plating wear, warranting periodic measurement in critical applications.
Is the 345-098-544-807 suitable for high-speed digital or differential signaling applications, or is it better suited for power distribution?
The 345-098-544-807 with its 0.100" pitch and dual-row configuration is designed primarily for mixed-signal backplane applications where a combination of power, ground, and moderate-speed signals are distributed across a large connector area. The 98-position capacity of the 345-098-544-807 allows allocation of multiple ground planes and power planes alongside signal lines, reducing impedance discontinuities. However, the 345-098-544-807 is not optimized for high-speed differential signaling (GbE, PCIe); the pitch spacing and cantilever contact design do not provide the tight impedance control or low crosstalk of specialty high-speed edge connectors. For backplane applications using the 345-098-544-807, signal speeds are typically limited to 100 Mbps or lower; above 200 Mbps, simulations should account for the 5–15 milliohm contact resistance and potential impedance mismatch on the 345-098-544-807. Power distribution, moderate-speed control signals, and telemetry are ideal use cases for the 345-098-544-807.
How does the RoHS3 compliance status of the 345-098-544-807 affect procurement and supply chain decisions?
The 345-098-544-807 is certified RoHS3 compliant, meaning it meets restrictions on lead, cadmium, hexavalent chromium, and other hazardous substances required in EU and many global markets. RoHS3 compliance on the 345-098-544-807 does not impose additional design constraints but simplifies procurement for OEMs serving regulated end markets (industrial, medical, automotive). The 345-098-544-807's REACH "Unaffected" status indicates that no Substances of Very High Concern (SVHC) trigger reporting obligations under current regulations. When sourcing the 345-098-544-807, verify that distributors provide current RoHS3 certificates; older stock or counterfeit units may not meet compliance. For long-term supply planning, note that RoHS3 regulations are periodically updated; confirming the 345-098-544-807's compliance status with the manufacturer or distributor every 18–24 months reduces regulatory risk.
What are the thermal considerations for the 345-098-544-807 in continuous-operation backplane applications?
The 345-098-544-807 is rated for operating temperatures from -40°C to +105°C, which covers most industrial and commercial backplane environments. However, thermal dissipation through the 345-098-544-807 connector itself is passive; localized heating occurs only if current density on individual contacts exceeds design limits. For the 345-098-544-807, power distribution traces should be routed across multiple contacts to distribute current (e.g., paralleling power pins reduces per-contact dissipation). In continuously powered backplanes, the polyester insulation of the 345-098-544-807 can soften near its upper temperature limit (+105°C), potentially affecting mechanical retention. Thermal management strategies for the 345-098-544-807 include: (1) spacing power pins across multiple contact rows to lower current per pin, (2) routing high-current traces on the card interior rather than through edge contacts, and (3) ensuring adequate board-level heatsinking to keep localized connector temperatures below 90°C. Applications exceeding +105°C ambient or sustained +100°C board edge temperatures should consider ceramic or phenolic housings instead of the 345-098-544-807.
How should the 345-098-544-807 be tested during design validation or production screening?
Design validation for the 345-098-544-807 should include: (1) contact resistance measurement across all 98 positions at initial insertion and after 50, 100, and 200 mating cycles; (2) insertion force testing to confirm compliance with the 0.054"–0.070" card thickness window; (3) thermal cycling from -40°C to +105°C to assess solder joint and contact integrity; and (4) mechanical shock and vibration testing per MIL-STD-810 if the 345-098-544-807 will serve aerospace or military applications. Production screening for the 345-098-544-807 typically includes visual inspection of gold plating, dimensional verification of connector body and contacts, and functional testing of a sample population (contact resistance, dielectric strength) per IEC standards. For wire-wrap termination on the 345-098-544-807, in-circuit resistance measurements should verify wrap tension; loose wraps exhibit elevated resistance (>50 mΩ) and are detected before field deployment. Backplane-level testing should confirm that all 98 positions on the 345-098-544-807 establish valid electrical connection under operating bias and load.
What connector alternatives or upgrades exist if the 345-098-544-807 proves undersized or over-constrained for a future system redesign?
If the 345-098-544-807's 98-position capacity becomes insufficient, pin-and-socket backplane connectors (DIN 41612, MIL-DTL-55116) offer higher contact counts (160+ positions) and support for higher-speed signaling. However, these alternatives trade away the simplicity and low-cost of the edge-card approach on the 345-098-544-807. For applications requiring higher-speed differential pairs beyond the 345-098-544-807's capabilities, specialized high-speed edge connectors (0.050" pitch, impedance-controlled) are available from manufacturers like Samtec or TE Connectivity, though at higher cost and with reduced signal/power capacity per connector. Conversely, if the 345-098-544-807 proves oversized or costly, smaller edge connectors with 32–64 positions and 0.100" pitch are available in the Mercury 345 series or from competitors. Before redesigning away from the 345-098-544-807, audit actual signal/power demand and verify that migration to a new connector does not introduce hidden redesign costs (PCB layout rework, firmware updates, qualification testing).

Parts with Similar Specifications

The three parts on the right have similar specifications to EDAC Inc. 345-098-544-807

Product Attribute 345-098-544-808 345-098-544-878 345-098-544-803 345-098-544-804
Part Number 345-098-544-808 345-098-544-878 345-098-544-803 345-098-544-804
Manufacturer EDAC Inc. EDAC Inc. EDAC Inc. EDAC Inc.
Termination - - - -
Material - Insulation - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Card Type - - - -
Read Out - - - -
Contact Type - - - -
Contact Material - - - -
Contact Finish Thickness - - - -
Termination Rows - - - -
Flange Feature - - - -
Number of Positions - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Gender - - - -
Series - - - -
Number of Rows - - - -
Number of Positions/Bay/Row - - - -
Card Thickness - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Pitch - - - -
Color - - - -
Features - - - Simultaneous Sampling
Contact Finish - - - -

345-098-544-807 Datasheet PDF

Download 345-098-544-807 pdf datasheets and EDAC Inc. documentation for 345-098-544-807 - EDAC Inc..

Datasheets
345,395 Series Ordering Guide.pdf 345-098-544-807 Drawing.pdf
HTML Datasheet
345-098-544-807 Drawing.pdf
Environmental Information
EDAC REACH.pdf

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345-098-544-807 Image

345-098-544-807

EDAC Inc.
98D-345-098-544-807

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