Ic Information Electronic News

[introduction] through increasing screen electrode, the small chip dimension that is as high as 1000V encloses MLCC of large electric capacity to be able to resist electric arc discharges, rise greatly thereby electric car and but second birth the sources of energy generates electricity the dependability of circuit of the high pressure in waiting for application.   Through increasing screen electrode, the small chip dimension that is as high as 1000V encloses MLCC of large electric capacity to be able…

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[introduction] power source ripple and the size that transient state norms can decide to need capacitor, the parasitism that also can restrict capacitor at the same time comprises a setting. Graph the 1 basic parasitism that shows a capacitor is comprised, its are established ties by equivalent resistor (ESR) with inductance of equivalent series connection (ESL) composition, and be shown with graph reveal 3 kinds of capacitor (capacitor of pottery and porcelain, aluminium electroanalysises character capacitor and aluminous polymer capacitor)…

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[introduction] in wireless network, radio frequency module has conduct TRP and conduct TIS two main index, and after module mount antenna, overall need to check TRP and TIS in OTA darkroom, here we are its definition radiation TRP and radiation TIS. Radiation TRP won’t give an issue commonly, and the interference that radiation TIS suffers noise of product interior electromagnetism easily. Do not amount to mark when radiation TIS when, want to consider to conduct TIS to whether amount to…

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[introduction] noise divides a lot of kinds, property also is varied. So, noise countermeasure (the method that reduces noise namely) varied also. Basically talk about the noise related switch power source here, accordingly, n of the voltage in understanding the voltage that it is DC please the noise with inferior, louder frequency. Additional, outside eliminating electric capacity, still have neat accept diode and noise / surge / ESD is restrained implement etc fall component of a confusion of voices. Different…

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[introduction] temperature sensor is to point to the sensor that can experience temperature and is changed into usable output signal. Temperature sensor is the core part that temperature measuring instrument expresses, breed is various. Temperature sensor is very accurate to the measurement of environmental temperature, apply extensively at the domain such as agriculture, industry, workshop, storeroom.     Temperature sensor is defined   Temperature sensor is to point to the sensor that can experience temperature and is changed into usable…

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[introduction] in designs of any switch power source, the physical design of PCB board is the last link, if design method is undeserved, PCB may the electromagnetism interference with overmuch radiate, cause power source to work to be not stabilized, the item that the attention requires in be aimed at each measure below undertakes an analysis.     In designs of any switch power source, the physical design of PCB board is the last link, if design method is undeserved,…

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[introduction] capacitor is indispensable almost in electronic circuit store can component, it has partition dc, connect the communication, character that prevents low frequency. Wide application is in coupling, in lying between the circuit such as changeover of wave of straight, bypass, filter, harmonious, energy and automata. Familiar capacitor is in the name meaning in different circuit, conduce to us understanding electronic circuit plan.      Capacitor is indispensable almost in electronic circuit store can component, it has partition dc, connect…

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[introduction] we are divided from transformer of electric current of use function admiral use voltaic transformer with voltaic transformer and protection to measure two kinds, the principle of all sorts of electric current transformer is similar, the article sums up all sorts of voltaic transformer hookup, use for reference.   One, measure with method of voltaic transformer wiring   Measuring the effect that uses voltaic transformer is to show it is normal to be in inside voltage limits, to measure,…

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[introduction] RMS answers type RF powermeter to be used extensively at check and measuring application, with the RF power of the signal that has factor of different wave crest at be being measured accurately. The precision of the join equipment with these high prices is very tall, rely on extensive character to determine with calibration; But should maintain this kind of precision, cannot cost of give attention to two or morethings and dimension.   The 100MHz that provides 35dB dynamic…

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[introduction] magnetism sensor is solid state equipment, they become more and more popular, because they can be used at the application of a lot of different types, feel for example measure the place, speed or directional motion. They also are the sensor choice of a kind of popularity of electronic design personnel, because they have blame contact to not have,wear away operation, low safeguard, solid design and equipment of sealed suddenly Er effect, do not suffer vibration, the influence of…

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