Archive
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3 Common Misconceptions When Designing Differential Signals on PCBs
ArchiveIn high-speed printed circuit boards, a differential signal (DIFFERENTIAL SIGNAL) is increasingly used, and most important signal in a circuit often has a differential structure. Why? Compared with ordinary single-ended signal tr...
2023-05-03【Archive】
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11 Essential Knowledge Points About Mos Tube If You Don't Read Them, You'll Be Missing A Lot
Archive1. Tripolar Judgment G gate (gate) - gate, of course, they are easier to recognize; S pole (source) - source, whether it is P channel or N channel, two lines intersect; D (drain) - sink, whether it is P-channel or N-channel, is...
2023-05-02【Archive】
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Four Tricks to Make Your Boost Circuit Safer
ArchiveThe three most common block diagrams of switching power supplies are buck, boost, and buck-boost, none of which are isolated from each other. The main character introduced today is a boost boost circuit, a boost converter (or cal...
2023-05-02【Archive】
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How to solve the problem with electrostatic discharge? Use several real cases to conduct a joint analysis
ArchiveSmartwatch turned on and off repeatedly after triggering ESD near side button Judging by timing of repeated reboots, it looks like a long press on power button. Check Power_On signal and find that it is constantly turning off. The...
2023-05-01【Archive】
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Frequently Asked Questions for USB Interface Circuit Design
ArchiveUSB is a fast, two-way, synchronous, low-cost, easy-to-use, hot-swappable serial interface. With advantages of fast data transfer, user-friendly interface, and hot-plug support, USB devices have become widespread. At present, most...
2023-05-01【Archive】
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The triode is used as a switch. You should know function of these capacitors which are commonly used.
Archive01 Switching transistor circuit diagram The load resistance is connected directly between triode collector and power supply, and is located in main current circuit of triode. The input voltage Vin controls opening (opening) and cl...
2023-04-29【Archive】
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Surprisingly, this is most prone to PCB failure?
1. Capacitor failure Failure caused by capacitor damage is most common in electronic equipment, especially damage to electrolytic capacitors is most common. Capacitor damage manifests itself in form of: a decrease in capacitance, ...
2023-04-29【Archive】
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Circuit Analysis of 6 Examples Explaining Lightning Surge Protection in Detail
Archive1. Lightning surge test standard for electronic equipment The national standard for lightning surge testing of electronic equipment is GB/T17626.5 (equivalent to international standard IEC61000-4-5). The standard is mainly intend...
2023-04-28【Archive】
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Hardware Collection: 50 Common Circuit Diagrams
ArchiveEEPROM LCD1602 Schematic Nixie Pipe max 485 Infrared switch Buzzer Decoder Shift register Stepper motor control Reset schema Download scheme Power module Temperature module Infrared Thermi...
2023-04-28【Archive】
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What's in plane's legendary black box?
ArchiveIn past few days, crash of China Eastern Airlines passenger plane MU5735 has touched people's hearts. The key to finding out truth about accident lies in black box. Before we start, answer two questions: Why is black box orange? ...
2023-04-25【Archive】
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