FAKRA Connectors

FAKRA Connectors

FAKRA
With advancements in telematics and automotive communications technology, RF communication systems have become integral components in today’s automotive, trucking, watercraft, motorcycle, and off-road construction markets. To ensure high levels of electrical and mechanical performance for telematics applications, the worldwide automotive industries have standardized a high-performing, cost-effective RF connector based on the FAKRA and USCAR standards.

Embedded within a plastic housing which features multiple color codes for easy identification and unique keying to prevent mis-mating, FAKRA connectors are designed to perform up to 6 GHz and meet the particular mechanical and environmental requirements of the automotive industry.

Features and Benefits
  • 14 different mechanical and color key codes
  • Robust plastic housing with locking feature and audible clicking noise
  • Tape and reel packaging for automatic component placement
  • Sealed units available
Applications
  • Automotive
  • Global Positioning Satellite
  • Satellite Radio
  • Bluetooth
  • Remote Vehicle Diagnostic
  • Infotainment Systems

FAKRA Connectors Specifications

Electrical

Items
Impedance 50 Ohm
Frequency Range DC - 6 GHz
Voltage Rating 335 Volts RMS Continuous
Dielectric Withstanding Voltage 800 VRMS Max
VSWR  (Return Loss)  
     DC - 200 MHz 1.2 (-21 dB) Max
     200 - 500 MHz 1.35 (-16 dB) Max
     500 MHz - 2 GHz  1.4 (-15 dB) Max
     2 GHz - 3 GHz 1.5 (-14dB) Max
     3 - 6 GHz 1.6 (-13dB) Max
Insulation Resistance  100 MΩ Min
Center Contact Resistance 24 mΩ Max
Outer Contact Resistance 5 mΩ Max (6 mΩ after Environmental Testing)
Contact Current (dependant on cable size) ≤1 A DC
Insertion Loss  
     DC - 200 MHz 0.15 dB
     200 - 500 MHz 0.25 dB
     500 MHz - 2 GHz 0.3 dB
     2 - 3 GHz 0.3 dB
     3 - 6 GHz 0.45 dB
Power Handling 95 W Max @ 1 GHz @ 25ºC

Environmental

Items
Temperature Range −40°C to +105°C
Thermal Shock USCAR-2, para 5.6.1
Vibration USCAR-2, para 5.4.6
Mechanical Shock USCAR-2, para 5.4.6
Temperature/Humidity Cycling USCAR-2, para 5.6.2
High Temperature Exposiure USCAR-2, para 5.6.3

Mechanical

Items
Mating Cycles 100 Min
Coupling Mechanism Push-On
Interface Specification USCAR-18
Engagement Force, per USCAR-25, Table 3.1 5.6 - 10.1 lbs (25 - 45 N)
Disengagement Force, per USCAR-17 5.4.2.4 16.9 lbs (<75N)
Note: These characteristics are typical and may not apply to all connectors.
Connector configurations may affect performance.

Interface Dimensions