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2019-10-17Transformer function
Transformer function The most basic type of power transformer consists of two sets of coils wound with wires and they are inductively coupled together. When an alternating current (having a certain -
2019-10-17Developed usb type c fast charge PD charging products, the necessary knowledge
How the transformer works 1. It is a special transformer that outputs and inputs a set of coils. Boost and step-down are realized by different taps. The tap voltage is lower than that of the shared -
2019-10-17How the transformer works
How the transformer works 1. It is a special transformer that outputs and inputs a set of coils. Boost and step-down are realized by different taps. The tap voltage is lower than that of the shared -
2019-10-17Types and characteristics of transformers
Types and characteristics of transformers The classification of commonly used power transformers can be summarized as follows: 1. According to the number of phases: (1) Single-phase power tra -
2019-10-17How to identify the transformer
How to identify the transformer 1) identify from the appearance of commonly used power transformer iron core, which has two kinds of E and C shape.E shape iron core transformer with shell type struct -
2019-10-18Why should we use a wirewound resistor for mobile phone chargers?
Why should we use a wirewound resistor for mobile phone chargers? The wirewound resistance is accurate. In theory, unless it is the charger output voltage reference, the general charger does not us -
2019-10-18The development of inductance
The development of inductance An inductor is an element that can store electrical energy into magnetic energy and store it. The structure of the inductor is similar to a transformer, but with only -
2019-10-18Inductive copper coil
Inductive copper coil The inductance is the ratio of the magnetic flux around the inside of the wire when the alternating current is passed through the wire, and the magnetic flux of the wire is th -
2019-10-18Inductance classification
Inductance classification Self-inductor When a current is passed through the coil, a magnetic field is generated around the coil. When the current in the coil changes, the surrounding magnetic f -
2019-10-18Common types of inductors
Common types of inductors Common types of inductors: small inductors, adjustable inductors, choke inductors The inductor can be made of a coiled core of electrically conductive material, typical -
2019-10-18Small inductor
Small inductor Small fixed inductors are usually wound directly on the core with an enameled wire. Mainly used in circuits such as filtering, oscillation, notching, delay, etc. It is available -
2019-10-18Adjustable inductor
Adjustable inductor Commonly used adjustable inductors include an oscillating coil for a semiconductor radio and a line oscillating coil for a television set. Linear coils, intermediate frequenc