Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0461141025

0461141025

Woodhead - Molex

CONN RCPT LPHPOWER 34POS PCB

0

0768551624

0768551624

Woodhead - Molex

CONN HEADER IMPACT 54POS PCB

0

0761651605

0761651605

Woodhead - Molex

CONN HEADER IMPACT 144POS PCB

0

0752352274

0752352274

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0762857207

0762857207

Woodhead - Molex

CONN HEADER IMPACT 216POS PCB

0

0736422000

0736422000

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0459851331

0459851331

Woodhead - Molex

CONN PLUG LPHPOWER 30POS PCB

0

0752352149

0752352149

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0752352248

0752352248

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0761551307

0761551307

Woodhead - Molex

CONN HEADER IMPACT 72POS PCB

0

0737691200

0737691200

Woodhead - Molex

CONN HEADER HDM 144POS PCB

0

0764501608

0764501608

Woodhead - Molex

CONN HDR IMPACT 96POS EDGE MNT

0

0752354264

0752354264

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0740601002

0740601002

Woodhead - Molex

CONN HEADER VHDM 80POS PCB

0

0753417767

0753417767

Woodhead - Molex

CONN HEADER POWER 8POS PCB

0

0758272214

0758272214

Woodhead - Molex

CONN HEADER GBX 100POS PCB

0

0761451618

0761451618

Woodhead - Molex

CONN HEADER IMPACT 288POS PCB

0

0459856442

0459856442

Woodhead - Molex

CONN PLUG LPHPOWER 30POS PCB

0

0459851472

0459851472

Woodhead - Molex

CONN PLUG LPHPOWER 46POS PCB

0

0761559114

0761559114

Woodhead - Molex

CONN HEADER IMPACT 120POS 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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