Mila Mar 05,2026 454

Thermal Resistance and Heat Flow in LED PCB Design: Understanding LED PCB Layout for Better Heat Dissipation

In the previous LED PCB Layout article, we discussed several practical considerations for LED PCB layout and routing. Proper placement and routing are essential for achieving reliable LED performance....

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Mila Feb 27,2026 939

PCB Layout Best Practices for Improved Performance and Manufacturability

During the PCB design process, component placement plays a critical role. A well-planned and scientific layout not only makes the board look clean and organized, but also effectively controls trace le...

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Mila Feb 25,2026 669

DDR2 PCB Layout Guidelines: Routing, Termination, and Design Principles

In modern high-speed digital circuit design, DDR2 memory remains a widely used high-speed storage device. Due to its high operating frequency, the quality of the DDR2 PCB layout directly determines wh...

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William Harter Feb 13,2026 329

Using Inspection Tools When Designing PC Boards

When designing PC boards in KiCad (or similar software), always use the Electrical Rules Checker for schematics and the Design Rules Checker for board layouts. Run the Electrical Rules Checker before ...

Mila Jan 30,2026 1492

DDR3 PCB Layout and Routing Guide: Topology, Placement, and Signal Integrity Tips

DDR3 layout and routing are highly demanding, requiring careful attention to signal integrity, timing, and design constraints. The following summarizes the key design process, component placement stra...

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Mila Jan 29,2026 791

AC-DC PCB Layout Guidelines: Safety, Isolation, and EMI Control

In intelligent switched-mode power supply design, the current-loop layout of an AC-DC converter is critical to the overall system performance. A well-designed layout can improve power efficiency, redu...

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Mila Jan 28,2026 1040

DC-DC Converter PCB Layout Guidelines: Power Loops, Hot Loops, and EMI Control

The quality of a DC-DC converter design is determined not only by the chosen topology and component parameters, but very often by the PCB layout, which can ultimately decide the success or failure of ...

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Mila Jan 20,2026 1526

BGA PCB Layout Guidelines: Placement, Fanout, and Routing

As electronic devices continue to deliver more functionality while shrinking in size, advanced component packaging technologies have become essential to meet these demands. Since its introduction, BGA...

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Mila Jan 13,2026 1036

LED PCB Layout and Routing Guidelines: Practical Design Rules for Reliable Lighting

LED PCBs are not merely passive carriers; they are critical systems that determine the final performance, lifespan, and quality of a product. Their design directly impacts optical efficiency, reliabil...

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Mila Jan 09,2026 3031

USB Type-C PCB Design Guidelines: Layout and Routing Best Practices

The USB interface has evolved through multiple generations and now reaches the era of USB 3.1 with 10 Gbps high-speed data transfer and up to 100 W power delivery. Among them, the Type-C connector has...

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Mila Jan 07,2026 1036

How to Select the Right HDI Stack-Up at the HDI Design Stage

Stack-Up Determines EverythingOnce the PCB stack-up is defined, nearly 80% of the total manufacturing cost is effectively locked in. This is especially true for HDI PCB design, where stack-up decision...

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Mila Dec 30,2025 1402

RF PCB Design Guidelines: Key Considerations for High-Frequency Circuits

In recent years, the rapid growth of Bluetooth devices, wireless local area networks (WLAN), and mobile communication systems has driven increasing attention to RF circuit design techniques. From past...

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Mila Dec 20,2025 1631

Flex PCB Bending Area Design Guidelines: How to Prevent Trace Cracking and Failure

Flexible circuit design involves many challenges. Flexible PCBs must overcome copper work hardening and fatigue, maintain adequate flexibility, and prevent tearing of the FPC substrate. In Flexible PC...

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William Harter Dec 06,2025 786

Tip for placing decoupling capictors

Here’s a helpful suggestion for placing decoupling capacitors in KiCad. When assigning references to decoupling capacitors, use the format C#-U#. For example, if IC U1 is paired with capacitor C3 as i...

Mila Nov 28,2025 1028

Essential Tips for Compact PCB Designs: Practical Layout Strategies for Limited Space

As electronic devices continue to shrink in size, their internal circuits must also become smaller. Product miniaturization has become a strong industry trend, creating new challenges for engineers wo...

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Mila Nov 24,2025 10048

ESP32 vs ESP32-S3: Key Differences, Performance Comparison, and PCB Design Considerations

Since the ESP32 series entered the market, it has reshaped the landscape of embedded development and the Internet of Things. The ESP32 microcontroller became widely adopted thanks to its exceptional p...

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