4494R-276

DC Resistance (DCR):	14.5 Ohm
Height - Seated (Max):	0.235" (5.97mm)
Size / Dimension:	0.465" L x 0.405" W (11.81mm x 10.29mm)
Supplier Device Package:	--
Package / Case:	8-SMD, Gull Wing
Mounting Type:	Surface Mount
Inductance Frequency - Test:	79kHz
Operating Temperature:	-20°C ~ 80°C
Ratings:	--
Frequency - Self Resonant:	260kHz
Q @ Freq:	150 @ 79kHz
Series:	4494R
Shielding:	Unshielded
Current - Saturation:	6mA
Current Rating:	95mA
Tolerance:	±25%
Inductance:	27mH
Material - Core:	Ferrite
Type:	Wirewound
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

Introduction to Fixed Inductors:

A fixed inductor, also known as a choke, is an electronic component that stores energy in the form of a magnetic field. It is composed of an inductor, which is an insulated wire wound into a coil, and a core, which increases the inductance of the coil. Fixed inductors are used in a variety of applications, including power supplies, voltage regulation, radio frequency (RF) noise suppression, and signal coupling.

4494R-276 Application Field and Working Principle:

The 4494R-276 is a fixed inductor specifically designed for RF applications, such as wireless communication, navigation, mobile communication, and remote control systems. Its core is composed of ferrite, a special type of ceramic material that is highly permeable to magnetic fields, which increases the inductance of the coil.The working principle of the 4494R-276 is based on Faraday\'s law, which states that a changing magnetic field will induce an electrical current in a coil. Thus, when the 4494R-276 is subjected to an alternating current (AC) signal, the magnetic field produced by this signal will induce a current in the coil. This current is then used to suppress high-frequency noise, filter and transmit signals, or for other uses, such as adjusting voltage in power supplies.

Advantages of 4494R-276 Fixed Inductors:

The 4494R-276 comes with several advantages for RF applications. It has a high Q factor, which means that it is able to store more energy in its magnetic field. In addition, its core material, ferrite, is excellent at suppressing high-frequency noise, making it ideal for noise reduction in RF applications. Its small size also makes it suitable for use in tight spaces.

Conclusion:

The 4494R-276 fixed inductor is an ideal component for a variety of applications in RF technology. It has a high Q factor, is made of ferrite for effective noise suppression, and is compact in size. Furthermore, its working principle is based on Faraday’s law, which states that a changing magnetic field will induce an electrical current in a coil. The 4494R-276 offers a range of advantages for wireless communication, navigation, mobile communication, and remote control systems.

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

Part Number	Manufacturer	Price	Quantity	Description