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Why is it difficult to step up DC voltage?

2019-05-23

To be honest, step up DC voltage is a little bit complicated instead of difficult. Then why? Because if we want to boosted DC voltage with a transformer, which has to be converted.

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How can we do rigid flex PCB pre-production work?

2019-05-23

As we all know, rigid flex PCB is often used for some special products, which demands both flex area and rigid area on account of saving the inner space, reducing the volume of finished product and improving its performance.

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What is a PCB terminal block? What is its purpose?

2019-05-22

Well, PCB terminal block means that the point of juction between PCB and external wire; And when it comes to the types of PCB terminal block, actually, there are a variety of types such as plug, socket, special FFC(Flexible Flat Cable), welding way and so

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Why aren't there solar-powered cars?

2019-05-22

Frankly, solar-powered car is still in the stage of experimental improvement. As we all know, solar vehicle is called "A Future Car" because of its zero pollution and inexhaustible energy (solar energy), which also represents the new level of au

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Why is tooling important for pcb manufacturing?

2019-05-22

As you probably know, fuction test tooling is often used to test the fuction of product, calibration of power, product service life, performance, etc;

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Why don't people use pure tin as solder?

2019-05-21

On account of its poor welding performance of pure tin. Generally, solder is a kind of terne metal which consists of lead and tin with lower melting-point, better deformability and terrific solderability. However, for the sake of environment and safety

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How do fighter planes detect incoming missiles?

2019-05-21

In fact, the fighter plane is adopted with imaging detection system. In addition, it’s still integrated with other detection methods, such as infrared imaging, laser warning and so on, which informs a comprehensive photoelectricity early warning system to

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What are ohmic resistors and how are they used?

2019-05-20

Ohmic resistor actually means that the resistance is extremely small; However, since ohmic resistor has resistance which indicates it has tolerance and precision like other common SMD resistors;

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Can I use a bigger capacitor than needed?

2019-05-20

Generally, there is no need an accurate capacitance (Only need a capacitance range) in most circuits; However, there is one exception,oscillatory circuit always requires an quite precise value to capacitor.

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What are the possible reasons that a PCB doesn't work?

2019-05-17

Apparently, there are at least more than one reason why a PCB doesn’t work. For instance, schematic is not correct enough, PCB layout doesn’t follow the designer’s requirements to handle signals, PCB exists quality problem, certain components are false

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