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- Release on2017-10-12
- How do I select the EDA tool? In the current PCB design software, thermal analysis is not strong, so it is not recommended to use, other functions 1.3......Read More>>
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- Release on2017-10-11
- General EMI/EMC design needs to consider both radiation and conduction (radiated) (conducted) two aspects. The former belongs to the high frequency pa......Read More>>
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- Release on2017-10-10
- Impedance matching is one of the key elements in the design of high speed PCB circuits. The impedance value of the absolute relationship with the line......Read More>>
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- Release on2017-10-09
- Another approach is to ensure that the number / module is separated from the layout, and that the number of analog signals does not intersect each oth......Read More>>
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- Release on2017-09-29
- PCB board will increase the cost due to EMC, usually because of increasing the number of strata to enhance the shielding effect and increase the ferri......Read More>>
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- Release on2017-09-29
- Filtering at analog power supplies is often done using the LC circuit. But why is sometimes LC worse than RC filtering? Printed circuit board company ......Read More>>
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- Release on2017-09-28
- The size of the circuit board is fixed, if you need to accommodate more functional design, often need to improve the line density of PCB, but this may......Read More>>
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- Release on2017-09-27
- What is the proper choice of the point of the PCB and the grounding of the enclosure? The principle of selecting the PCB and shell location is to use ......Read More>>
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- Release on2017-09-26
- The middle of a differential signal is usually not ground. Because of the application principle of differential signals, the most important point is t......Read More>>
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- Release on2017-09-25
- Now high-speed digital circuits are used in communications, networks and calculators. In communication networks, the PCB board works at frequencies up......Read More>>
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- Release on2017-09-22
- About test coupon. The test coupon is used to measure whether the characteristic impedance of the PCB plate produced by TDR (Time, Domain, Reflectomet......Read More>>
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- Release on2017-09-21
- As for the quality of the signal, it depends on how fast the test point is added and how fast the signal is. Basically, additional test points (via or......Read More>>
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- Release on2017-09-20
- How to solve the contradiction between manual routing and automatic routing of high speed signals? At present, most of the automatic cabling devices ......Read More>>
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- Release on2017-09-19
- In high-speed design, how to solve the integrity of the signal? Signal integrity is basically a problem of impedance matching. The factors that affect......Read More>>
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- Release on2017-09-18
- Basically, the separation of modules / numbers is correct. It should be noted that the signal should not be crossed as far as possible in the moat, an......Read More>>
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- Release on2017-09-15
- There are two points in the routing of differential pairs. One is that the lengths of the two lines should be as long as possible, and the other is th......Read More>>
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- Release on2017-09-14
- 1, how to choose PCB sheet? The choice of PCB plates must balance the design requirements with the availability and cost. Design requirements include ......Read More>>
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- Release on2017-09-14
- In automated surface mount circuit, if the circuit board is not smooth, it will cause inaccurate positioning, components can not be inserted or mounte......Read More>>
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- Release on2017-09-12
- PCB (Printed circuit board in china) board consists of copper foil, resin, glass cloth and other materials, and the physical and chemical properties o......Read More>>
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- Release on2017-09-11
- In automated surface mount circuit, if the circuit board is not smooth, it will cause inaccurate positioning, components can not be inserted or mounte......Read More>>
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