Card Edge Connectors - Edgeboard Connectors

Image Part Number Description / PDF Quantity Rfq
10018783-10100RLF

10018783-10100RLF

Storage & Server IO (Amphenol ICC)

PCIE THROUGH HOLE 36P

0

10127597-006LF

10127597-006LF

Storage & Server IO (Amphenol ICC)

HPCE MEZZANINE 4LP

0

10130248-005LF

10130248-005LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 60POS

0

10121505-080820BLF

10121505-080820BLF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL

0

10035388-122LF

10035388-122LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL

0

10126010-10103TLF

10126010-10103TLF

Storage & Server IO (Amphenol ICC)

PCI EXPRESS STMT 164P

0

10145224-004LF

10145224-004LF

Storage & Server IO (Amphenol ICC)

HPCE RAR 8HP30S (14S-OMIT)

0

10108777-10043TLF

10108777-10043TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

10121506-400830BLF

10121506-400830BLF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 78POS

0

10128788-001RLF

10128788-001RLF

Storage & Server IO (Amphenol ICC)

CONN M.2 FEMALE 67POS 0.020 GOLD

0

10131077-002820BLF

10131077-002820BLF

Storage & Server IO (Amphenol ICC)

HPCE R/A RECT

0

10044013-10300T

10044013-10300T

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 280POS 0.100

0

10025026-10100TLF

10025026-10100TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 36POS 0.039

0

10139361-004LF

10139361-004LF

Storage & Server IO (Amphenol ICC)

HPCE RAR 6LP16S

0

10018783-10220TLF

10018783-10220TLF

Storage & Server IO (Amphenol ICC)

PCIE THROUGH HOLE 98P

0

10046971-036LF

10046971-036LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 64POS 0.100

0

10018783-11112MLF

10018783-11112MLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

10108777-10020RLF

10108777-10020RLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP

0

10018784-10002TLF

10018784-10002TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

10121510-004024ELF

10121510-004024ELF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL

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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