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Engineering Technologies

Materials for High Temperature PCBs

High temperature PCB design is a critical aspect of modern electronics, especially in applications involving high power, harsh environments, or continuous operation. PCBs operating at high power often generate significant heat and may experience repeated thermal cycling, making material selection essential for long-term reliability and performance. While active cooling methods such as fans or heat...

PCB Resistors and Board Design

In modern electronics, PCB resistors play a vital role in ensuring circuit stability, signal control, and power regulation. Whether in rigid circuit boards, multilayer PCBs, or advanced PCBA designs, proper resistor selection and placement are crucial for achieving optimal performance. Understanding how resistors in PCB design interact with layout and signal behavior is key to...

Key Points in Automotive Radar Design from an RF Technology Perspective

Automotive radar technology is on the rise. Whether it is for current blind spot detection systems or for developing autonomous driving control, high performance, high reliability, compact size, and low cost are indispensable factors and motivations for the continuous development and improvement of core automotive radar technologies. Automotive radar is an essential component of driver...

In the Texas Instruments technical article, “How low-power 60GHz mmWave radar sensors enable high-precision sensing in more applications,” we discussed how 60GHz millimeter-wave (mmWave) radar sensors enable high-precision sensing in industrial and consumer electronics applications. In this article, we will explore how low-power 77GHz radar sensors can help achieve reliable and accurate sensing in other challenging applications....

Short-term thermal effects on millimeter-wave PCBs

Electrical performance consistency is critical for producing high-volume printed circuit boards (PCBs). As PCB applications move to higher frequencies, such as fifth-generation (5G) cellular wireless networks at millimeter-wave frequencies and 77 GHz automotive radar, any inconsistencies on the PCB become very noticeable, especially when the circuits operate at shorter wavelengths of millimeter-wave frequencies. There will always be...

Overview of PCB high-frequency board material selection and production and processing methods

1. Definition of PCB high frequency board High-frequency boards refer to special circuit boards with higher electromagnetic frequencies. They are used in high-frequency (frequency greater than 300MHz or wavelength less than 1 meter) and microwave (frequency greater than 3GHZ or wavelength less than 0.1 meter) PCBs. They are produced on microwave-based copper-clad boards using some of the...

An article that looks at the past and present of millimeter waves: Why 5G and smart cars cannot do without millimeter wave technology

The electronics industry has undergone many changes over the past few years. Nowadays, millimeter wave radar and millimeter wave communication frequently appear in our sight. In particular, Huawei has made remarkable achievements in 5G, and millimeter wave technology has been put on the table. Why does millimeter wave technology play such a key role in 5G and smart cars?...

RO3000 and RO3200 Series High Frequency Laminates

MATERIAL DESCRIPTION: RO3003, RO3003G2, RO3006 and RO3010 copper clad laminates are filled PTFE composites offering excellent thermal reliability and electrical performance over a range of dielectric constants. RO3000 series materials provide the homogeneity of properties that are expected of unreinforced materials. RO3203, RO3206, and RO3210 copper clad laminates are woven glass reinforced versions that provide...