Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0752354229

0752354229

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0761651613

0761651613

Woodhead - Molex

CONN HEADER IMPACT 144POS PCB

0

0739447016

0739447016

Woodhead - Molex

CONN HEADER HDM 144POS PCB

0

1704751207

1704751207

Woodhead - Molex

CONN HEADER IMPACT 180POS PCB

0

0761551125

0761551125

Woodhead - Molex

CONN HEADER IMPACT 120POS PCB

0

0459841311

0459841311

Woodhead - Molex

CONN RCPT LPHPOWER 22POS PCB

0

0752354173

0752354173

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0761559104

0761559104

Woodhead - Molex

CONN HEADER IMPACT 120POS PCB

0

0756490103

0756490103

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0752352174

0752352174

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0739445003

0739445003

Woodhead - Molex

CONN HEADER HDM 144POS PCB

0

1703905008

1703905008

Woodhead - Molex

CONN RCPT IMPACT 96POS PCB

0

0459851211

0459851211

Woodhead - Molex

CONN PLUG LPHPOWER 22POS PCB

0

0755561000

0755561000

Woodhead - Molex

CONN HEADER POWER 1POS PCB

0

0739427100

0739427100

Woodhead - Molex

CONN HEADER HDM 144POS PCB

0

0459851263

0459851263

Woodhead - Molex

CONN PLUG LPHPOWER 42POS PCB

0

0459844113

0459844113

Woodhead - Molex

CONN RCPT LPHPOWER 16POS PCB

0

0761659603

0761659603

Woodhead - Molex

CONN HEADER IMPACT 144POS PCB

0

0783531002

0783531002

Woodhead - Molex

CONN HEADER IMPACT 12POS PCB

0

0761503024

0761503024

Woodhead - Molex

CONN RCPT IMPACT 252POS EDGE MNT

5292

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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