Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0752354119

0752354119

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0761651623

0761651623

Woodhead - Molex

CONN HEADER IMPACT 144POS PCB

0

1715759108

1715759108

Woodhead - Molex

CONN HDR IMPACT 150POS EDGE MNT

2052

0736432009

0736432009

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

1705301020

1705301020

Woodhead - Molex

CONN RCPT IMPACT 90POS EDGE MNT

0

0459851242

0459851242

Woodhead - Molex

CONN PLUG LPHPOWER 34POS PCB

0

0761655608

0761655608

Woodhead - Molex

CONN HEADER IMPACT 144POS PCB

0

0459846282

0459846282

Woodhead - Molex

CONN RCPT LPHPOWER 46POS PCB

0

1715739604

1715739604

Woodhead - Molex

CONN HDR IMPACT 54POS EDGE MNT

0

1703353106

1703353106

Woodhead - Molex

CONN HEADER IMPACT 120POS PCB

0

0737803253

0737803253

Woodhead - Molex

CONN RCPT HDM 144POS PCB

0

0459848451

0459848451

Woodhead - Molex

CONN RCPT LPHPOWER 36POS PCB

0

0752352289

0752352289

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0755561501

0755561501

Woodhead - Molex

CONN HEADER POWER 1POS PCB

0

0760403010

0760403010

Woodhead - Molex

CONN RCPT I-TRAC 300POS PCB

0

0459854153

0459854153

Woodhead - Molex

CONN PLUG LPHPOWER 32POS PCB

0

0459844442

0459844442

Woodhead - Molex

CONN RCPT LPHPOWER 28POS PCB

0

0761657805

0761657805

Woodhead - Molex

CONN HEADER IMPACT 72POS PCB

0

0740611031

0740611031

Woodhead - Molex

CONN HEADER VHDM 80POS PCB

0

0736441206

0736441206

Woodhead - Molex

CONN HEADER HDM 144POS 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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