Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0782302101

0782302101

Woodhead - Molex

CONN RCPT I-TRAC 2POS EDGE MNT

0

0459858183

0459858183

Woodhead - Molex

CONN PLUG LPHPOWER 48POS PCB

0

0459851271

0459851271

Woodhead - Molex

CONN PLUG LPHPOWER 46POS PCB

0

1703355407

1703355407

Woodhead - Molex

CONN HEADER IMPACT 168POS PCB

0

0459858231

0459858231

Woodhead - Molex

CONN PLUG LPHPOWER 28POS PCB

0

0737820100

0737820100

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0757055604

0757055604

Woodhead - Molex

CONN HEADER I-TRAC 132POS PCB

0

0759101633

0759101633

Woodhead - Molex

CONN HDR I-TRAC 132POS EDGE MNT

0

0737822200

0737822200

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0737803946

0737803946

Woodhead - Molex

CONN RCPT HDM 144POS PCB

0

0753414474

0753414474

Woodhead - Molex

CONN HEADER POWER 8POS PCB

0

0459858233

0459858233

Woodhead - Molex

CONN PLUG LPHPOWER 28POS PCB

0

0459856321

0459856321

Woodhead - Molex

CONN PLUG LPHPOWER 22POS PCB

0

0459848452

0459848452

Woodhead - Molex

CONN RCPT LPHPOWER 36POS PCB

0

1705305022

1705305022

Woodhead - Molex

CONN RCPT IMPACT 108POS EDGE MNT

0

0459854141

0459854141

Woodhead - Molex

CONN PLUG LPHPOWER 28POS PCB

0

0752354217

0752354217

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0765009108

0765009108

Woodhead - Molex

CONN HDR IMPACT 120POS EDGE MNT

0

0740589074

0740589074

Woodhead - Molex

CONN HEADER VHDM 60POS PCB

0

0753414666

0753414666

Woodhead - Molex

CONN HEADER POWER 8POS PCB

0

Backplane Connectors - Specialized

1. Overview

Specialized backplane connectors are critical electromechanical components designed to establish reliable interconnections between printed circuit boards (PCBs) in complex electronic systems. These connectors enable high-speed data transmission, power distribution, and signal integrity in demanding environments. Their importance spans industries such as telecommunications, industrial automation, and aerospace, where system reliability and performance are paramount.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
High-Speed Backplane ConnectorsSupport data rates >25 Gbps with controlled impedanceData center switches, 5G base stations
High-Power Backplane ConnectorsRated for >50A per contact with thermal managementIndustrial motor drives, EV charging systems
High-Density Backplane ConnectorsMiniaturized contacts with pitch <1.0mmMedical imaging equipment, test instrumentation
Hermetic Backplane ConnectorsIP68-rated sealing for extreme environmentsSubsea sensors, military avionics

3. Structure and Components

Typical construction includes: - Contact Pins: Phosphor bronze or beryllium copper with gold plating - Insulation Housing: LCP (Liquid Crystal Polymer) or PPS (Polyphenylene Sulfide) - Shielding: 360 EMI protection with stainless steel springs - Retention Mechanism: Polarized keying and threaded inserts - Thermal Management: Integrated heat dissipation fins

4. Key Technical Specifications

ParameterTypical RangeImportance
Current Rating1-100APower transmission capability
Contact Resistance0.5-5m Signal integrity maintenance
Dielectric Withstanding Voltage500V-5kVElectrical safety assurance
Operating Temperature-55 C to +125 CEnvironmental reliability
Mating Cycles500-20,000Long-term durability

5. Application Fields

  • Telecommunications: 5G NR base stations, optical transport networks
  • Industrial: Programmable logic controllers (PLCs), robotics
  • Medical: MRI scanners, digital radiography systems
  • Transportation: Railway signaling systems, EV powertrains

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Feature
TE ConnectivityHypertac Backplane100Gbps data rate with floating contact design
AmphenolRosenberger 400GbpsModular architecture for scalable networks
MolexImpel High-SpeedDifferential pair shielding for signal integrity

7. Selection Guidelines

  1. Evaluate system bandwidth requirements (e.g., PCIe 5.0 needs 32 GT/s)
  2. Verify vibration/thermal cycling compliance (e.g., Telcordia GR-63-CORE)
  3. Assess PCB footprint compatibility (e.g., orthogonal vs. parallel mounting)
  4. Confirm RoHS/REACH compliance for regulatory requirements
  5. Balance cost vs. expected product lifecycle (5-15 years typical)

8. Industry Trends

Key developments include: - Transition to 112 Gbps PAM4 signaling for next-gen data centers - Integration of optical interfaces in hybrid electro-optical connectors - Adoption of advanced plating materials (e.g., nano-coated gold alloys) - Growing demand for circular (360 ) interconnect solutions - Implementation of AI-driven predictive maintenance features in connectors

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