Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
1704803022

1704803022

Woodhead - Molex

CONN RCPT IMPACT 180POS EDGE MNT

0

1703355106

1703355106

Woodhead - Molex

CONN HEADER IMPACT 120POS PCB

0

0459858281

0459858281

Woodhead - Molex

CONN PLUG LPHPOWER 48POS PCB

0

1705253107

1705253107

Woodhead - Molex

CONN HEADER IMPACT 90POS PCB

0

0761651837

0761651837

Woodhead - Molex

CONN HEADER IMPACT 72POS PCB

0

0459844222

0459844222

Woodhead - Molex

CONN RCPT LPHPOWER 20POS PCB

0

0768459804

0768459804

Woodhead - Molex

CONN HEADER IMPACT 96POS PCB

0

0752374165

0752374165

Woodhead - Molex

CONN HEADER GBX 100POS PCB

0

0740592509

0740592509

Woodhead - Molex

CONN HEADER VHDM 150POS PCB

0

0753410235

0753410235

Woodhead - Molex

CONN HEADER POWER 8POS PCB

0

0753417466

0753417466

Woodhead - Molex

CONN HEADER POWER 8POS PCB

0

0740579009

0740579009

Woodhead - Molex

CONN HEADER VHDM 60POS PCB

0

0459854212

0459854212

Woodhead - Molex

CONN PLUG LPHPOWER 16POS PCB

0

0783491044

0783491044

Woodhead - Molex

CONN HEADER IMPACT 8POS EDGE MNT

0

0459848142

0459848142

Woodhead - Molex

CONN RCPT LPHPOWER 32POS PCB

0

0752354163

0752354163

Woodhead - Molex

CONN HEADER GBX 80POS PCB

0

0459856231

0459856231

Woodhead - Molex

CONN PLUG LPHPOWER 26POS PCB

0

0760155402

0760155402

Woodhead - Molex

CONN HEADER I-TRAC 56POS PCB

0

0764109107

0764109107

Woodhead - Molex

CONN HDR IMPACT 90POS EDGE MNT

0

0740581004

0740581004

Woodhead - Molex

CONN HEADER VHDM 60POS 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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