Card Edge Connectors - Edgeboard Connectors

Image Part Number Description / PDF Quantity Rfq
10144661-113Y0LF

10144661-113Y0LF

Storage & Server IO (Amphenol ICC)

PCI EXP 4 SMT ASSY BLADE

0

SE1820023111111

SE1820023111111

Storage & Server IO (Amphenol ICC)

SLIM COOL EDGE 0.65MM, SURFACE M

0

10124028-004LF

10124028-004LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 74POS

0

10154551-3223Y0LF

10154551-3223Y0LF

Storage & Server IO (Amphenol ICC)

PCI EXPRESS 4.0

0

10122238-003624ALF

10122238-003624ALF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL

0

10125756-980010LF

10125756-980010LF

Storage & Server IO (Amphenol ICC)

PCIE GEN3 STRADDLEMOUNT

0

10039755-10102TLF

10039755-10102TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 98POS 0.039

0

10108777-11103ZLF

10108777-11103ZLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP

0

101269333204241ELF

101269333204241ELF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 60POS

0

10136870-102PLF

10136870-102PLF

Storage & Server IO (Amphenol ICC)

PCI EXPRESS SMT 98P

0

10061854-11011TLF

10061854-11011TLF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 36POS 0.039

0

10018783-11213MLF

10018783-11213MLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FMALE 164POS 0.039

0

10142310-002LF

10142310-002LF

Storage & Server IO (Amphenol ICC)

HPCE VR STB 8HP2LP24S

0

10128787-004RLF

10128787-004RLF

Storage & Server IO (Amphenol ICC)

CONN M.2 FEMALE 67POS 0.020 GOLD

0

10130269-101LF

10130269-101LF

Storage & Server IO (Amphenol ICC)

SATA PLUG

0

10130787-320424BLF

10130787-320424BLF

Storage & Server IO (Amphenol ICC)

HPCE VERT PF REC 8HP2LP

0

10134628-004LF

10134628-004LF

Storage & Server IO (Amphenol ICC)

HPCE VERT PF REC 32S2HP

0

10121506-320824DLF

10121506-320824DLF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FEMALE 64POS

0

10136870-112PLF

10136870-112PLF

Storage & Server IO (Amphenol ICC)

PCI EXPRESS SMT 98P

0

10046971-021LF

10046971-021LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 70POS 0.100

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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