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Automotive

AEC-Q200 Qualified Antennas, Capacitors & EMI Filters for EV, HEV, and Autonomous Automotive Systems

Johanson delivers AEC-Q200 qualified RF and passive components that help automotive design engineers meet today’s demanding reliability, performance, and integration requirements.

Our components are built to handle the tough conditions of automotive design—high heat, electrical noise, and tight space constraints—making them a solid fit for EVs, hybrids, autonomous systems, and infotainment modules.

AEC-Q200 Qualified Components for Automotive Applications:

Antennas for Wireless Automotive Connectivity:

  • Compact footprints ideal for tight PCB layouts

  • Detuning resilience near metal and plastic enclosures

  • Custom antenna tuning services available

  • Common applications: Wi-Fi, Bluetooth®, wireless BMS, tire pressure sensors, remote controls

New! Directional RHCP Antenna for vehicle-to-vehicle and V2X systems

View Antennas Page

Integrated Passive Components (IPCs) for RF Integration:

  • Covers 300MHz to 30GHz, supporting Wi-Fi, UWB, ISM, GPS, and more

  • Low insertion loss for high-efficiency signal paths

  • Includes: Baluns, filters, couplers, diplexers, triplexers

  • Common applications: Tire pressure sensors, infotainment systems, telematics

View IPC Page

EMI Filters (X2Y®) to Minimize Noise:

  • Single-chip EMI solution for common and differential mode noise

  • Superior attenuation for noisy automotive subsystems

  • Common applications: Trunk motors, fuel pumps, wiper motors, power windows/seats, engine sensors

Try the S21 Plotter Tool

High-Q Capacitors for RF Stability:

  • Lot-to-lot consistency ensures predictable RF performance

  • Sizes from 0201 to 3838

  • S-parameter files available for easy simulation

  • Applications: GPS, Wi-Fi®, Lidar/Radar, HD radio, Bluetooth®, wireless charging

Download High-Q S-Parameters

High Voltage Capacitors for Power Subsystems:

  • Certified safety capacitors available

  • Voltage ratings: 500V to 6kV

  • Common applications: Power steering, start/stop, DC-DC converters, regenerative braking, water/fuel pumps

  • Soft PolyTerm® option helps reduce board stress and cracking

See High Voltage Product Line

Custom Solutions and Design Support:

Need a custom solution? Our engineers work directly with your team to develop custom RF or capacitor solutions designed specifically for your electrical, mechanical, and regulatory constraints.

Contact Johanson Engineers to help you build safer, smarter, and more reliable vehicles