Backplane Connectors - Specialized

Image Part Number Description / PDF Quantity Rfq
0459846471

0459846471

Woodhead - Molex

CONN RCPT LPHPOWER 42POS PCB

0

0760553604

0760553604

Woodhead - Molex

CONN HEADER IMPACT 240POS PCB

0

1703351608

1703351608

Woodhead - Molex

CONN HEADER IMPACT 192POS PCB

0

0736441209

0736441209

Woodhead - Molex

CONN HEADER HDM 144POS PCB

0

0736440117

0736440117

Woodhead - Molex

CONN HEADER HDM 72POS PCB

0

0751991003

0751991003

Woodhead - Molex

CONN HEADER VHDM 80POS PCB

0

0459858212

0459858212

Woodhead - Molex

CONN PLUG LPHPOWER 20POS PCB

0

0782341003

0782341003

Woodhead - Molex

CONN HEADER I-TRAC 2POS EDGE MNT

0

0758888000

0758888000

Woodhead - Molex

CONN RCPT VHDM 3POS PCB

5400

0761451607

0761451607

Woodhead - Molex

CONN HEADER IMPACT 288POS PCB

0

1715739605

1715739605

Woodhead - Molex

CONN HDR IMPACT 54POS EDGE MNT

0

0459854332

0459854332

Woodhead - Molex

CONN PLUG LPHPOWER 24POS PCB

0

0764551605

0764551605

Woodhead - Molex

CONN HEADER IMPACT 96POS PCB

0

0761459108

0761459108

Woodhead - Molex

CONN HEADER IMPACT 180POS PCB

0

0459854271

0459854271

Woodhead - Molex

CONN PLUG LPHPOWER 40POS PCB

0

0752352215

0752352215

Woodhead - Molex

CONN HEADER GBX 200POS PCB

0

0761603066

0761603066

Woodhead - Molex

CONN RCPT IMPACT

0

0761453118

0761453118

Woodhead - Molex

CONN HEADER IMPACT 180POS PCB

0

0783472003

0783472003

Woodhead - Molex

IMPACT PWR 3PR RAHDR RHDN PF.76A

0

0764551105

0764551105

Woodhead - Molex

CONN HEADER IMPACT 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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