Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0761651615

0761651615

Woodhead - Molex

CONN HEADER IMPACT 144POS PCB

0

0754334104

0754334104

Woodhead - Molex

CONN HEADER GBX 60POS PCB

0

0459848453

0459848453

Woodhead - Molex

CONN RCPT LPHPOWER 36POS PCB

0

1703351328

1703351328

Woodhead - Molex

CONN HEADER IMPACT 72POS PCB

0

0459841353

0459841353

Woodhead - Molex

CONN RCPT LPHPOWER 38POS PCB

0

0752352165

0752352165

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0760559606

0760559606

Woodhead - Molex

CONN HEADER IMPACT 240POS PCB

0

0459854111

0459854111

Woodhead - Molex

CONN PLUG LPHPOWER 16POS PCB

0

0459851473

0459851473

Woodhead - Molex

CONN PLUG LPHPOWER 46POS PCB

0

0783492021

0783492021

Woodhead - Molex

CONN HEADER IMPACT 8POS EDGE MNT

0

0459851383

0459851383

Woodhead - Molex

CONN PLUG LPHPOWER 50POS PCB

0

0736440116

0736440116

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0459856433

0459856433

Woodhead - Molex

CONN PLUG LPHPOWER 26POS PCB

0

0761451718

0761451718

Woodhead - Molex

CONN HEADER IMPACT 252POS PCB

0

0761503014

0761503014

Woodhead - Molex

CONN RCPT IMPACT 252POS EDGE MNT

0

0761555605

0761555605

Woodhead - Molex

CONN HEADER IMPACT 192POS PCB

0

0459858343

0459858343

Woodhead - Molex

CONN PLUG LPHPOWER 32POS PCB

0

0737800145

0737800145

Woodhead - Molex

CONN RCPT HDM 72POS PCB

0

0762857208

0762857208

Woodhead - Molex

CONN HEADER IMPACT 216POS PCB

0

0459856263

0459856263

Woodhead - Molex

CONN PLUG LPHPOWER 38POS 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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