This advanced 2-layer rigid PCB utilizes Rogers RO3003G2 high-frequency laminate, specifically engineered for millimeter-wave automotive radar systems. This solution delivers exceptional performance for 77GHz ADAS applications, offering superior signal integrity and reliability in demanding automotive environments.

PCB Construction Details

The stack-up of this PCB consists of:

- Copper Layer 1: 35 μm (1oz)

- RO3003G2 Core: 0.127 mm (5 mil)

- Copper Layer 2: 35 μm (1oz)

PCB Specifications

RO3003G2 Material Advantages

Dielectric Properties

RO3003G2 laminate exhibits an ultra-stable dielectric constant of 3.0±0.04 at 10GHz and 3.07 at 77GHz, ensuring consistent performance across automotive radar frequencies.

Low Loss Characteristics

With a dissipation factor of just 0.0011 at 10GHz, RO3003G2 minimizes signal loss, critical for maintaining radar sensitivity and accuracy.

Thermal Stability

- Excellent thermal coefficient of dielectric constant: -35 ppm/°C

- Matched CTE system (16/17/18 ppm/°C in X/Y/Z axes)

- Maintains performance across automotive temperature ranges

Enhanced Features

- Very Low Profile (VLP) ED copper

- Reduced dielectric porosity

- Optimized filler system for consistent performance

Key Benefits

- Best-in-class insertion loss performance

- Minimized dielectric constant variation

- Enables reliable small via implementation (0.2mm)

- Optimized for 77GHz automotive radar

- Improved manufacturing yield

Typical Applications

- Adaptive cruise control systems

- Forward collision warning

- Active brake assist

- Lane change assistance

- Traffic jam pilot

- Automated parking systems

- Blind spot detection

Quality Assurance

- Complies with IPC-Class-2 standards

- Gerber RS-274-X format

- Worldwide availability

- 100% electrical testing

Conclusion

This RO3003G2 PCB solution represents the cutting edge in automotive radar technology, combining Rogers' advanced high-frequency materials with precision manufacturing. Its optimized performance at 77GHz makes it ideal for next-generation ADAS applications requiring reliable operation in challenging environments.

Company Profile

Founded in 2003, Shenzhen Bicheng Electronics Technology Co., Ltd is an established high frequency PCB supplier and exporter in Shenzhen China, severing cellular base station antenna, satellite, high frequency passive components, microstrip line and band line circuit, millimeter wave equipment, radar systems, digital radio frequency antenna and other fields worldwide for 18 years. Our high frequency PCBs are mainly built on 3 high frequency material brands: Rogers Corporation, Taconic and Wangling. Dielectric constant ranges from 2.2 to 10.2 etc.

Bicheng PCB is headquartered in Shenzhen, a city with great economic vitality. Based in China, we adhere to the philosophy of servicing small and medium sized companies offering variety of circuit boards to meet the demands of market.

Main Business & PCB Applications

We maintain the highest standards which support products that exhibit exceptional quality, performance and reliability. We also have divisions of FR-4 circuit board, flexible circuits and metal core PCBs featured as prototypes, small runs to mass production. We actively research and build such high value added PCB projects as HDI, quick turn, impedance control, heavy copper and backplane board etc. This has made our PCB products generate an effective prolongation and complementation, as well as formation of integrated products line ranging from low-end to high-end.The circuit boards are used in the industries of home appliances, portable and consumable electronics, medical filed, aerospace as well as telecommunications etc.

Main Material Partners