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sustainable automotive pcb design

7 challenges make risky Towards Sustainable Automotive PCB Design

Automotive PCBs are built to handle a lot.

We’re talking extreme temperatures, high vibrations, exposure to oil, fuel, and humidity.

Now, when you move to sustainable materials—like halogen-free laminates or bio-based substrates—you’re taking a risk.

Not all eco-friendly materials are built to endure the severe environmental conditions inside a car, especially in areas like engine compartments or battery packs.

Ensuring these materials can withstand the high temperatures and mechanical stress typical of automotive environments is a key challenge.

2. Safety First – Does Sustainability Pass the Crash Test?

In automotive electronics, safety is non-negotiable.

Think about systems like Advanced Driver Assistance Systems (ADAS) or Battery Management Systems (BMS)—a failure here isn’t just inconvenient, it’s catastrophic.

Sustainable PCB materials need to meet the same stringent safety standards, such as ISO 26262 for functional safety, as their traditional counterparts.

The issue?

Some of these new materials haven’t been fully tested under the harsh conditions automotive systems demand.

Can they resist flame and heat?

Do they maintain performance over time?

Sustainability needs to prove it can keep up with safety first.

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emi & emc in pcb design

How to reduce the EMI and EMC in your PCB design Projects?

A low-inductance ground plane is essential in PCB design for reducing electromagnetic interference (EMI) and mitigating signal integrity issues.
A larger ground area on the PCB reduces the system’s ground inductance, which in turn helps decrease EMI emissions and crosstalk.
While there are various methods to connect signals to the ground, it’s important to understand what should not be done.
• Never connect PCB components randomly to ground points.
• Use a Full Ground Plane and Ground Grids
• Minimize Return Path Lengths
Faraday’s law dictates that the return current should follow the path of lowest impedance.
Impedance at any given frequency is described by the formula Z(w) = R + jωL.

How to reduce the EMI and EMC in your PCB design Projects? Read More »

Quick Tips

Quick Easy Tips for Avoiding Mistakes in PCB Enclosure Design

Enclosure Material: Choosing materials with the appropriate thermal conductivity is vital. For instance, aluminum enclosures with a thermal conductivity of approximately 205 W/mK are commonly used for automotive designs to improve heat dissipation.

Component Placement: Components that generate significant heat (e.g., power transistors) should be placed away from sensitive components and preferably near ventilation slots or heat sinks.

Cooling Mechanisms: In some cases, integrating passive cooling elements like thermal pads or heat sinks with a thermal resistance of 0.5°C/W or lower can make a huge difference in maintaining the thermal performance of the design.

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hdi pcb

Why Are HDI PCB Revolutionizing Compact Designs in Today’s Cars?

HDI PCBs play a crucial role in modern automotive touchscreen modules by managing electrical signals, power, and heat to ensure optimal performance.

They route electrical signals from the touchscreen sensors to the control processor through multiple layers. This routing is essential for handling different types of signals, such as touch inputs and display data.

When a user interacts with the touchscreen, sensors detect touch coordinates and transmit this data through the PCB’s signal paths to the processor, which then adjusts the display accordingly.

Precise signal routing ensures that touch inputs are accurately detected and processed, providing a responsive user interface.

Why Are HDI PCB Revolutionizing Compact Designs in Today’s Cars? Read More »

How Much of an Automotive PCB Design Expert Are You? Let’s Find Out!

PCB design plays a crucial role in today’s advanced technologies like 5G, electric vehicles (EVs), and AI systems, all of which demand high performance and reliability. Here’s how key aspects of PCB design connect

As data speeds increase in 5G and AI, ensuring clean signals is essential. Effective signal integrity management also supports stable power integrity, preventing noise and interference in high-speed signals.

How Much of an Automotive PCB Design Expert Are You? Let’s Find Out! Read More »

PCB Design mistakes

How My Biggest Mistakes in EV PCB Design Led to Valuable Lessons?

PCB Design Mistakes There’s a saying in the world of engineering, “You don’t truly learn something, until you break it”. As the PCB design companies, the goal is to walk away from your mistakes with your career intact. With 30+ years of design experience behind me, As a professional specializing in PCB design for the

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7 Component Placement Guidelines for Effective PCB Thermal Management

PCB Thermal Management Components are necessary because they bring a PCB (Printed Circuit Board) to life. Each component, like resistors, capacitors, microprocessors, and sensors, serves a specific purpose in the circuit. Without these components, the PCB would just be a blank board with no functionality. Components are what allow the board to regulate power, process

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