Card Edge Connectors - Edgeboard Connectors

Image Part Number Description / PDF Quantity Rfq
10018784-10012TLF

10018784-10012TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

MDT180M03001

MDT180M03001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

967

MDT275M03001

MDT275M03001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

1143

10018784-10200TLF

10018784-10200TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 36POS 0.039

6837

10018783-10210TLF

10018783-10210TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 36POS 0.039

0

10018783-10202TLF

10018783-10202TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

280

MDT180B01001

MDT180B01001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

1131

MDT275A03001

MDT275A03001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

297

10018783-12003TLF

10018783-12003TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

10018784-10011TLF

10018784-10011TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 64POS 0.039

0

CEE016400140301

CEE016400140301

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 164P 0.039

360

CE1420000110111

CE1420000110111

Storage & Server IO (Amphenol ICC)

COOLEDGE 0.8MM,4 POWER PIN,200 S

298

10128276-000024CLF

10128276-000024CLF

Storage & Server IO (Amphenol ICC)

CONN FEMALE 0.050

0

SE1007810221011

SE1007810221011

Storage & Server IO (Amphenol ICC)

CONN FEMALE 78POS 0.031 GOLD

0

MDT420B02001

MDT420B02001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

0

CEE016400140311

CEE016400140311

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 164P 0.039

360

10053363-200LF

10053363-200LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 64POS 0.100

759

SE1806023111111

SE1806023111111

Storage & Server IO (Amphenol ICC)

SLIM COOLEDGE 0.65MM 8 POWER PIN

90

ME1016810201031

ME1016810201031

Storage & Server IO (Amphenol ICC)

MINI COOLEDGE 0.6MM,168S RIGHT A

737

10018784-10213TLF

10018784-10213TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

Card Edge Connectors - Edgeboard Connectors

1. Overview

Card Edge Connectors, also known as Edgeboard Connectors, are electrical connectors designed to connect printed circuit boards (PCBs) directly to other boards or systems via their edges. These connectors eliminate the need for separate cables or wiring harnesses by utilizing the PCB's edge as both the mechanical support and electrical interface. They play a critical role in modern electronics by enabling compact designs, reliable signal transmission, and modular system architectures.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
PCIe Edge ConnectorsHigh-speed serial communication with low latencyGraphics cards, SSDs, network adapters
DIMM ConnectorsParallel data transfer for memory modulesDesktop/server RAM modules
SATA Edge ConnectorsSerial data transfer with hot-swapping capabilityHDDs, SSDs, optical drives
USB Type-C Edge ConnectorsBidirectional 24-pin configuration with power deliveryLaptops, mobile devices, docking stations

3. Structure and Components

Typical card edge connectors consist of: - Contact Points: Phosphor bronze or beryllium copper with gold-plated surfaces (10-50 m thickness) for low resistance - Insulation Body: High-temperature resistant LCP or nylon materials (UL94 V-0 rated) - Retention Mechanism: Integrated latches or screws for vibration resistance - PCB Interface: Precision-machined slots with alignment guides ( 0.05mm tolerance) - Shielding Layer: EMI-suppressing metal shells for high-frequency applications

4. Key Technical Specifications

ParameterTypical ValueImportance
Contact Resistance5-20m Ensures minimal signal loss
Current Rating1-5A per contactDetermines power delivery capacity
Dielectric Withstanding Voltage500-1000V ACGuarantees electrical safety
Insertion Force20-60NAffects user experience and durability
Operating Temperature-55 C to +125 CDefines environmental adaptability
Mating Cycles500-10,000 cyclesMeasures mechanical longevity

5. Application Fields

  • Computer Systems: Motherboards, expansion cards, memory modules
  • Telecommunications: 5G base stations, network switches
  • Industrial Automation: PLCs, control panels
  • Medical Equipment: MRI scanners, diagnostic devices
  • Consumer Electronics: Smartphones, gaming consoles

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Amphenol ICCSmartSpring PCIe Gen57GHz bandwidth, 0.3mm pitch
TE ConnectivityMEZZOP Edge ConnectorDouble-sided contact design
MolexSL Series DIMM2.0N contact force reduction
SamtecEdge Rate HD0.8mm pitch, 25Gbps per channel

7. Selection Guidelines

Key considerations include: - Signal integrity requirements (frequency vs. crosstalk) - Mechanical constraints (board thickness, spacing) - Environmental conditions (temperature, vibration) - Compliance standards (IPC, RoHS) - Cost-performance balance (gold thickness vs. mating cycles) - Example: For a 10Gbps Ethernet switch, select connectors with controlled impedance (100 10%) and low insertion loss (<0.5dB at 12.5GHz)

8. Industry Trends

Current development directions: - High-density designs (sub-0.5mm pitch) - Enhanced thermal management for 5G applications - Integration with optical interconnects - Surface-mount technology (SMT) adoption - Increased use of conductive polymers for contact materials - Development of self-aligning connectors for automated assembly

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