Card Edge Connectors - Edgeboard Connectors

Image Part Number Description / PDF Quantity Rfq
10122238-320024BLF

10122238-320024BLF

Storage & Server IO (Amphenol ICC)

HPCE STMT REC 36P24S

0

10027747-11210TLF

10027747-11210TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 280POS 0.039

0

10120159-002LF

10120159-002LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 74POS

0

10018784-10202MLF

10018784-10202MLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

10121505-080016CLF

10121505-080016CLF

Storage & Server IO (Amphenol ICC)

HPCE VERT STB REC 2HP16

0

10146793-22000LF

10146793-22000LF

Storage & Server IO (Amphenol ICC)

HPCE CTB VH 12HP

0

10152835-103Q000LF

10152835-103Q000LF

Storage & Server IO (Amphenol ICC)

PCI EXPRESS 4.0 TH ASSY

0

10018783-10103ZLF

10018783-10103ZLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP

0

10082378-11100TLF

10082378-11100TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 36POS 0.039

0

10061913-112CLF

10061913-112CLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

10039755-10313T

10039755-10313T

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

10125023-080020BLF

10125023-080020BLF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL

0

10058831-211LF

10058831-211LF

Storage & Server IO (Amphenol ICC)

CONN MICROTCA FMALE 170POS .029

0

10121506-080010DLF

10121506-080010DLF

Storage & Server IO (Amphenol ICC)

HPCE VERT PF REC 2HP10S

0

10125705-001LF

10125705-001LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 28POS

0

10018783-10001MLF

10018783-10001MLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 64POS 0.039

0

10121505-320024DLF

10121505-320024DLF

Storage & Server IO (Amphenol ICC)

HPCE VERT PF REC 8HP24S

0

10108777-10103TLF

10108777-10103TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

10054995-0220RLF

10054995-0220RLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP MINI FEMALE 52POS

0

10130787-000412ALF

10130787-000412ALF

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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