transformer

The main parameters of transformer are voltage ratio, rated power, frequency characteristics, efficiency and so on. (1) Voltage ratio (n) is the relationship between the number of turns of primary (primary) and secondary (secondary) windings and voltage: n=V1/V2=N1/N2, the voltage ratio of boost transformer is less than 1, the voltage …

How to check the appearance quality of electronic components

There are many electronic components, such as resistors, capacitors, chips, diodes, transistors and so on. Electronic components are also used in a wide range of fields, such as thyristors (SCR), inductor coils, transformers, crystal oscillators, earphones, resistors, capacitors, etc., all of which use electronic components. Any product in production will …

What is the basic knowledge of electronic component purchasing

As a purchaser of electronic components, it is necessary not only to have flexible business capabilities, but also to master basic professional knowledge of electronic components classification, model identification and usage, so as to provide more professional procurement suggestions for enterprises. Classification of electronic components The basic parts used for …