Card Edge Connectors - Edgeboard Connectors

Image Part Number Description / PDF Quantity Rfq
10018783-00103TLF

10018783-00103TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FMALE 164POS 0.039

0

10061913-100TLF

10061913-100TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 36POS 0.039

0

10118593-002LF

10118593-002LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 60POS

0

10127949-002LF

10127949-002LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 32POS

0

10125756-642010LF

10125756-642010LF

Storage & Server IO (Amphenol ICC)

PCIE 3.0 STRADDLE MOUNT

0

10133099-11000LF

10133099-11000LF

Storage & Server IO (Amphenol ICC)

HPCE CTB VH 10HP

0

10140903-2016B2LF

10140903-2016B2LF

Storage & Server IO (Amphenol ICC)

EHPCE VR PF 20MP16S

0

10125756-A40100LF

10125756-A40100LF

Storage & Server IO (Amphenol ICC)

PCIE GEN3 STRADDLEMOUNT

0

10066356-10120TLF

10066356-10120TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 280POS 0.039

0

10121506-320424ALF

10121506-320424ALF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 60POS

0

10126619-003624ELF

10126619-003624ELF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 60POS

0

10119864-002LF

10119864-002LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 72POS

0

10108777-11143TLF

10108777-11143TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP

0

10085429-11123TLF

10085429-11123TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

10120578-101LF

10120578-101LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 20POS .031

0

10125756-A40010LF

10125756-A40010LF

Storage & Server IO (Amphenol ICC)

PCIE GEN3 STRADDLEMOUNT

0

10084423-102LF

10084423-102LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 30POS 0.031

0

101269333204245ALF

101269333204245ALF

Storage & Server IO (Amphenol ICC)

HPCE STMT REC

0

10108777-12102TLF

10108777-12102TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

10146011-010LF

10146011-010LF

Storage & Server IO (Amphenol ICC)

HPCE RAR 4HP2LP4HP24S

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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