Terminal Junction Systems

Image Part Number Description / PDF Quantity Rfq
TJT701006

TJT701006

Socapex (Amphenol Pcd)

CONN RAIL 3.731" L X 1.12" W

0

TJSE20557

TJSE20557

Socapex (Amphenol Pcd)

CONN WIRE SPLICE RES SZ20 2"L

0

TJM122708

TJM122708

Socapex (Amphenol Pcd)

CONN FEEDBACK MOD SZ22 0.850" L

0

SJM022601

SJM022601

Socapex (Amphenol Pcd)

CONN SCKT BLOCK SZ22 0.672" L

0

SJM016101

SJM016101

Socapex (Amphenol Pcd)

CONN SCKT BLOCK SZ16 0.672" L

0

TJSE20830

TJSE20830

Socapex (Amphenol Pcd)

CONN WIRE SPLICE FUSE SZ20 2"L

0

SJG322171

SJG322171

Socapex (Amphenol Pcd)

SOCKET GROUND MODULE

0

TJT703011

TJT703011

Socapex (Amphenol Pcd)

CONN RAIL 5.681" L X 1.12" W

0

SJT509404

SJT509404

Socapex (Amphenol Pcd)

CONN RAIL 4.662" L X 0.885" W

0

TJSE20716

TJSE20716

Socapex (Amphenol Pcd)

CONN WIRE SPLICE RES SZ20 2"L

0

TJHD22606

TJHD22606

Socapex (Amphenol Pcd)

CONN FEEDBACK MOD SZ22D 0.850" L

0

TJT702010

TJT702010

Socapex (Amphenol Pcd)

CONN RAIL 5.550" L X 1.12" W

0

TJM212702

TJM212702

Socapex (Amphenol Pcd)

CONN FEEDTHRU MOD SZ12 1.170" L

0

SJM020600

SJM020600

Socapex (Amphenol Pcd)

CONN SCKT BLOCK SZ20 0.672" L

0

TJHD22710

TJHD22710

Socapex (Amphenol Pcd)

CONN FEEDBACK MOD SZ22D 0.850" L

0

SJT504304

SJT504304

Socapex (Amphenol Pcd)

CONN RAIL 2.072" L X 0.885" W

0

TJE120917

TJE120917

Socapex (Amphenol Pcd)

CONN RESISTOR MOD SZ20 0.850" L

0

TJT703004

TJT703004

Socapex (Amphenol Pcd)

CONN RAIL 2.951" L X 1.12" W

0

TBH116531

TBH116531

Socapex (Amphenol Pcd)

MCDONNEL DOUGLAS MODULE

0

TJSE20509

TJSE20509

Socapex (Amphenol Pcd)

CONN WIRE SPLICE FUSE SZ20 2"L

0

Terminal Junction Systems

1. Overview

Connectors, interconnects, and terminal junction systems are critical components in electrical and electronic systems, enabling reliable signal and power transmission between devices. These components provide removable or permanent electrical connections while maintaining circuit integrity. Their importance has grown exponentially with advancements in electronics miniaturization, high-speed data transmission, and industrial automation requirements.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Board-to-Board ConnectorsStacking PCBs without cablesSmartphones, industrial control panels
Wire-to-Wire ConnectorsConnecting discrete cablesAutomotive wiring harnesses
I/O ConnectorsExternal device interfacingUSB, HDMI ports
Terminal BlocksConnecting multiple wires permanentlyIndustrial machinery control cabinets
High-Speed BackplanesMulti-gigabit parallel data transmissionTelecom switches, servers

3. Structure and Components

Typical construction includes:

  • Contact elements: Conductive paths made from phosphor bronze or beryllium copper
  • Insulation housing: Thermoplastic materials (e.g., PBT, LCP) with flame-retardant properties
  • Termination system: Crimping, soldering, or insulation displacement contacts (IDC)
  • Environmental seals: Elastomer gaskets for IP protection
  • Actuation mechanisms: Latching systems for secure mating

4. Key Technical Specifications

ParameterImportanceTypical Range
Current RatingDetermines power handling capacity0.1A - 1000A
Contact ResistanceAffects signal integrity1m - 30m
Dielectric Withstanding VoltageSafety insulation level500V - 5kV
Insertion ForceUsability consideration0.5N - 20N
Operating TemperatureEnvironmental reliability-65 C to +200 C

5. Application Areas

Major industries include:

  • Consumer Electronics: Wearables, mobile devices
  • Automotive: EV battery systems, ADAS sensors
  • Industrial Automation: PLC systems, robotics
  • Telecommunications: 5G base stations, fiber optics
  • Aerospace: Avionics, satellite systems
  • Medical: Diagnostic equipment, implantable devices

6. Leading Manufacturers and Products

ManufacturerKey Products
TE ConnectivityMICRO5 USB connectors, DEUTSCH DRC connectors
AmphenolOrccon industrial terminal blocks, TNC series RF connectors
MolexPicoBlade headers, MX150 automotive connectors
Phoenix ContactCOMBICON modular terminal blocks, PROtop series
SamtecSEARAY high-speed arrays, micro pitch connectors

7. Selection Guidelines

Consider:

  • Electrical requirements: Voltage/current specifications
  • Mechanical constraints: Space limitations and mating cycles
  • Environmental conditions: Temperature, vibration, EMI shielding
  • Cost vs. reliability: Military-grade vs. commercial-grade components
  • Industry standards: Compliance with IPC, IEC, or MIL specifications

Case Study: In industrial automation, Phoenix Contact's CLIPLINE terminal blocks were selected for their vibration-resistant spring-cage termination in conveyor control systems.

8. Industry Trends

Emerging developments:

  • Miniaturization: Sub-1.0mm pitch connectors for wearable devices
  • High-speed transmission: 112Gbps differential pairs for 5G infrastructure
  • Hybrid connectors: Integrated power/data transmission (e.g., USB4 Power Delivery)
  • Sustainable materials: Bio-based polymers and lead-free plating
  • Smart connectivity: Embedded sensors for condition monitoring

RFQ BOM Call Skype Email
Top