Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0764503108

0764503108

Woodhead - Molex

CONN HDR IMPACT 60POS EDGE MNT

0

0761551138

0761551138

Woodhead - Molex

CONN HEADER IMPACT 120POS PCB

0

0752352778

0752352778

Woodhead - Molex

CONN HEADER GBX 56POS PCB

0

0737802153

0737802153

Woodhead - Molex

CONN RCPT HDM 72POS PCB

0

1710659607

1710659607

Woodhead - Molex

CONN HEADER IMPACT 96POS PCB

0

0739440003

0739440003

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0459858252

0459858252

Woodhead - Molex

CONN PLUG LPHPOWER 36POS PCB

0

0758542104

0758542104

Woodhead - Molex

CONN HEADER GBX 110POS PCB

0

0761651827

0761651827

Woodhead - Molex

CONN HEADER IMPACT 72POS PCB

0

0737803265

0737803265

Woodhead - Molex

CONN RCPT HDM 144POS PCB

0

0739446002

0739446002

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0758303235

0758303235

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0761603016

0761603016

Woodhead - Molex

CONN RCPT IMPACT 192POS EDGE MNT

0

0752354239

0752354239

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0782341002

0782341002

Woodhead - Molex

CONN HEADER I-TRAC 2POS PCB

0

0740621004

0740621004

Woodhead - Molex

CONN HEADER VHDM 80POS PCB

0

0761455103

0761455103

Woodhead - Molex

CONN HEADER IMPACT 180POS PCB

0

0459848143

0459848143

Woodhead - Molex

CONN RCPT LPHPOWER 32POS PCB

0

0760551133

0760551133

Woodhead - Molex

CONN HEADER IMPACT 150POS PCB

0

0459841253

0459841253

Woodhead - Molex

CONN RCPT 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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