What are variable inductors?
Variable inductor products are coil products that allow the inductance to be easily varied by changing the position of the ferrite core in a threaded structure. The interior is covered by a metal case that is magnetically shielded, while a resin molded structure protects the windings with a high degree of reliability.
What is inductor and its types?
Types of Inductor The inductors are classified into two types. 1. The air cored inductor is used for high-frequency applications work where low inductance is required. 2. Iron Core Inductor (wound on ferrite core) – It is a fixed value inductor in which the iron core is kept between the coil.
What is a variable inductor used for?
A variable inductor lets the user control the inductance by changing the position of its ferrite core. Moving the core deeper into the coil increases the permeability, which increases the inductance.
How are variable inductors constructed?
Variable Inductor It is formed by moving the magnetic core in and outside of the inductor windings. When we consider a ferrite core inductor , by moving its core inside and outside on which the coil is wounded , variable ferrite core inductor can be formed.
How do you use variable inductor?
The variable inductor acts much like a regular inductor, except that you can adjust its value using the keyboard or by hovering the cursor over the device and moving the slider bar that appears. Select the desired maximum inductance from this list. If it is not here, type the value you want.
How many types of inductors do we have?
Multi-core inductors are inductors constructed modularly from a number of individual cores. We are capable of designing and producing a multi-core inductor when customers haves a requirement for very high rated power, as can be seen on Figure 10 we used 12 E-shape ferrite cores.
What is inductor in EEE?
An inductor is a passive electrical component that opposes sudden changes in current. Inductors are also known as coils or chokes. The electrical symbol for an inductor is L.
What are the two types of electronic components?
Types of Electronic Components These are of 2 types: Passive and Active Components.
What are specifications of inductors?
Inductor Parameters & Specifications
- Inductance. The key parameter for any inductor is its inductance.
- DC Resistance. Another important inductor parameter is the DC resistance it exhibits.
- Saturation Current.
- Incremental current.
- Rated current.
- Core permeability.
- Winding self-capacitance.
- Self resonant frequency.
What are fixed inductors?
[¦fikst in′dək·tər] (electricity) An inductor whose coils are wound in such a manner that the turns remain fixed in position with respect to each other, and which either has no magnetic core or has a core whose air gap and position within the coil are fixed.
What are the different types of inductors in electronics?
Basic Electronics – Types of Inductors. Inductors are available in different shapes and has different uses. Their sizes vary depending upon the material used to manufacture them. The main classification is done as fixed and variable inductors. An inductor of few Henries may be in a dumbbell shape at the size of a simple resistor.
Which is a type of continuously variable air core inductor?
A type of continuously variable air core inductor is the variometer. This consists of two coils with the same number of turns connected in series, one inside the other. The inner coil is mounted on a shaft so its axis can be turned with respect to the outer coil. When the two coils’ axes are collinear,…
What’s the difference between fixed and variable inductors?
The main classification is done as fixed and variable inductors. An inductor of few Henries may be in a dumbbell shape at the size of a simple resistor. A fixed inductor always has silver as its first color in color coding. The Core of the Inductor is its heart.
What’s the first color of a fixed inductor?
A fixed inductor always has silver as its first color in color coding. The Core of the Inductor is its heart. There are many types of Inductors according to the core material used.