Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0459856253

0459856253

Woodhead - Molex

CONN PLUG LPHPOWER 34POS PCB

0

0459854241

0459854241

Woodhead - Molex

CONN PLUG LPHPOWER 28POS PCB

0

1715737604

1715737604

Woodhead - Molex

CONN HDR IMPACT 54POS EDGE MNT

0

0761659103

0761659103

Woodhead - Molex

CONN HEADER IMPACT 90POS PCB

0

0761451638

0761451638

Woodhead - Molex

CONN HEADER IMPACT 288POS PCB

0

0459846413

0459846413

Woodhead - Molex

CONN RCPT LPHPOWER 18POS PCB

0

1724570004

1724570004

Woodhead - Molex

CONN PLUG TEN60 4POS PCB

0

0736441203

0736441203

Woodhead - Molex

CONN HEADER HDM 144POS PCB

0

0753416667

0753416667

Woodhead - Molex

CONN HEADER POWER 8POS PCB

0

0783472021

0783472021

Woodhead - Molex

CONN HEADER IMPACT 8POS EDGE MNT

0

0760151102

0760151102

Woodhead - Molex

CONN HEADER I-TRAC 140POS PCB

0

0461144200

0461144200

Woodhead - Molex

CONN RCPT LPHPOWER 24POS PCB

0

0459846312

0459846312

Woodhead - Molex

CONN RCPT LPHPOWER 18POS PCB

0

0761651104

0761651104

Woodhead - Molex

CONN HEADER IMPACT 90POS PCB

0

0459858473

0459858473

Woodhead - Molex

CONN PLUG LPHPOWER 44POS PCB

0

0754654104

0754654104

Woodhead - Molex

CONN HEADER GBX 110POS PCB

0

0459851332

0459851332

Woodhead - Molex

CONN PLUG LPHPOWER 30POS PCB

0

0767640003

0767640003

Woodhead - Molex

VHDM BP H-SERIES 6R 15C OPEN END

0

0761651318

0761651318

Woodhead - Molex

CONN HEADER IMPACT 54POS PCB

0

0761651123

0761651123

Woodhead - Molex

CONN HEADER IMPACT 90POS 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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