ER1025-79JP

DC Resistance (DCR):	28 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.095" Dia x 0.250" L (2.41mm x 6.35mm)
Supplier Device Package:	--
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	790kHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	7MHz
Q @ Freq:	30 @ 790kHz
Series:	ER1025
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	45mA
Tolerance:	±5%
Inductance:	300µH
Material - Core:	Ferrite
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Fixed Inductors: ER1025-79JP Application Field and Working Principle

Fixed inductors, also known as inductors, are components of electronic circuits that react to current passing through them. In general, an inductor will oppose changes in current, either by offering resistance or storing energy. The most common inductors are made of a coil of wire wound around a central core. In electronics engineering, the core material may refer to either a ferrite toroid or a drum core; however, most commercial fixed inductors are typically wound on a ferrite core.The ER1025-79JP is an example of a fixed inductor most commonly used in low-power AC/DC switching power supplies, OLED power supplies, phones, and various consumer electronics for voltage conversion and electronic signal processing. This type of fixed inductor is built with high efficiency and low temperature rise in mind. It is capable of delivering filtered signal with excellent stability over a wide temperature range. In addition, the ER1025-79JP inductor also features a wide variety of parameter options to meet various requirements.The ER1025-79JP inductor can be categorized into ferrite core, power choke, voltage regulator, and other types of fixed inductors. Its ferrite core consists of two pieces of ferrite powder-packed with a thin steel plate as a partition. This core construction design enables the inductor to minimize the impact of temperature, humidity and other external factors on electrical performance. The power choke consists of a coil of copper wire which is wrapped around the ferrite core to provide an electromagnetic shielding effect on the voltage signal, in order to prevent power interference into electric circuits.On the other hand, the voltage regulator is designed to ensure voltage stability. The voltage regulator works by using B-H (hysteresis) curve characteristic of the core. It is capable of compensating the thermal change and magnetic change of the protected circuit to maintain a constant output voltage. Then, the voltage regulator has a temperature protection circuit to shut off the power supply if the temperature inside the inductor exceeds a certain threshold level.The working principle of ER1025-79JP is based on Faraday\'s law of induction, which is a fundamental law of classical electromagnetic theory. The basic idea is that when a current is passed through a coil, it will generate a magnetic field and the induced voltage or current can be measured. Thus, the ER1025-79JP utilizes the Faraday\'s law of induction in order to ensure high efficiency, low losses and low temperature rise.Efficiency is paramount in power electronics. The ER1025-79JP operates in a very efficient manner because it utilizes full utilization of its core material, while keeping the current relatively low. This is achieved by increasing the core size and the number of turns in the coil. Furthermore, the ER1025-79JP is suitable for a wide temperature range, since it minimizes the effect of temperature, humidity and other external factors on electrical performance while maintaining the same level of quality and reliability at different temperatures.In conclusion, the ER1025-79JP is a type of fixed inductor suitable for many applications including those in consumer electronics, AC/DC switching power supplies, OLED power supplies, and voltage regulation. It applies Faraday\'s law of induction to provide high efficiency, low operating losses and maintenance of voltage stability. Its ferrite core construction minimizes the effect of temperature, humidity and other external factors on performance, and its power choke is effective in blocking interference from surrounding electromagnetic radiation.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description