In PCB design, you need to draw pad files. For the two layers of Solder Mask Layers and Paste Mask layers,
Many people don't quite understand this, so let me explain it briefly below.Solder mask: Sold...
The transistor has three working states: cutoff, amplification, and saturation. The amplification state is very knowledgeable and complicated, and is mostly used in integrated chips, such as op amps, ...
The car key has been used for 8 or 9 years and seems to still work. I was very curious and measured it. Why is the standby power consumption so low? How can the MCU sleep current be so low? Is it beca...
With the popularity of USB Type-C interface, more and more mobile phones and laptops support video output through the C interface. This small and sophisticated interface is likely to replace the tradi...
Since the Chinese New Year, I have checked the national epidemic data every night before going to bed and when I get up, to see if the number of confirmed cases has decreased, to see if the number of ...
While energy efficiency and industry standards are the main drivers of PV inverter technology development, reliability is also an important factor.
The latest trend in modern green architect...[Details]
There are many types of capacitors, which are classified into ceramic capacitors, safety capacitors, film capacitors, super capacitors, electrolytic capacitors, etc. according to different dielectr...[Details]
The new agreement between Agile Analog, a provider of configurable analog IP, and Silex Insight, a leading supplier of digital IP cores, opens up new avenues and ways to source IP solutions optimized...[Details]
On the evening of June 16, Apple just announced the list of winners of the Swift Student Challenge. There are 350 winners from 41 countries and regions, including 26 winners from Greater China....[Details]
From the rapid development in my country in recent years, it can be predicted that NAS storage will penetrate into various industries in my country at a faster speed than in foreign countries. In f...[Details]
We have already had a certain understanding of the basic knowledge of V-cone flowmeters, but have you summarized the characteristics of V-cone flowmeters in different application fields? The followin...[Details]
1. Summary
The passband insertion loss is an important indicator of passive RF devices (such as filters, transmit combiners, cables). However, the common single power meter input and output test me...[Details]
As we all know, with the maturity of under-screen fingerprint technology, the threshold for use must have dropped a lot, and it has become a standard feature of mainstream mobile phones today. Howeve...[Details]
As environmental and energy issues become increasingly severe, electric vehicles and hybrid electric vehicles (EV/HEV) have become the focus of attention in today's world. The battery is the power li...[Details]
The MCU Control and Status Register provides information about the reset source that caused the MCU to reset. In ATmega103 compatibility mode only EXTRF and PORF exist. • Bit 4 – JTRF: JTAG reset f...[Details]
The standard probe of the oscilloscope can only measure voltage. In fact, the oscilloscope itself can only measure voltage. If you want to measure current, you must use a current probe. The current p...[Details]
The more the term "Internet of Everything" is discussed, the closer it is to the Internet of Everything. Especially with 5G on the horizon, everyone is looking forward to the arrival of an era that h...[Details]
In S7-1200PLC, you can use the exchange instruction SWAP to exchange data positions; specifically, it changes the order of bytes of the data at the input operand IN, and then outputs the result of ...[Details]
In recent years, smartphones have integrated more and more functions. In terms of basic audio amplification applications, consumers have higher requirements for audio quality. This article will foc...[Details]
Vortex flowmeters are widely used in measuring coke oven gas, but there are also some problems. Let's talk about the causes and solutions of these problems: The reasons for the failure of the on-site...[Details]
PCB Design
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