Card Edge Connectors - Edgeboard Connectors

Image Part Number Description / PDF Quantity Rfq
SE1024026111111

SE1024026111111

Storage & Server IO (Amphenol ICC)

SLIM COOL EDGE 0.65MM, 280PIN VE

720

MDT275M01001

MDT275M01001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

286

CEE009800140311

CEE009800140311

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 98P 0.039

300

10046971-003LF

10046971-003LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 70POS 0.100

298

10126444-001LF

10126444-001LF

Storage & Server IO (Amphenol ICC)

CONN HEADER

0

10025026-10003TLF

10025026-10003TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

1407

SE1006013101021

SE1006013101021

Storage & Server IO (Amphenol ICC)

CONN FEMALE 60POS 0.031 GOLD

536

ME1005610201011

ME1005610201011

Storage & Server IO (Amphenol ICC)

MINI COOL EDGE 0.60MM CONNECTORS

1800

10124077-21000LF

10124077-21000LF

Storage & Server IO (Amphenol ICC)

CARD EDGE

0

10018784-11211TLF

10018784-11211TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 64POS 0.039

0

10018784-11203TLF

10018784-11203TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

MDT180M01001

MDT180M01001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

254

10018783-10200TLF

10018783-10200TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 36POS 0.039

8350

10018784-10211TLF

10018784-10211TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 64POS 0.039

0

10018783-10103TLF

10018783-10103TLF

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

10046971-001LF

10046971-001LF

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 64POS 0.100

137

MDT320B01001

MDT320B01001

Storage & Server IO (Amphenol ICC)

CONN FEMALE 67POS 0.020 GOLD

2643

G630HAA02247EU

G630HAA02247EU

Storage & Server IO (Amphenol ICC)

CONN PCI EXP FEMALE 164POS 0.039

0

CE1020000110111

CE1020000110111

Storage & Server IO (Amphenol ICC)

COOLEDGE 0.8MM,200PIN

1780

ME1014013401201

ME1014013401201

Storage & Server IO (Amphenol ICC)

CONN EDGE DUAL FMALE 140P 0.024

150

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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