LI0603G121R-10 Filters

Series:	LI
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Filter Type:	Power, Signal Line
Number of Lines:	1
Impedance @ Frequency:	120 Ohms @ 100MHz
Current Rating (Max):	700mA
DC Resistance (DCR) (Max):	200 mOhm
Ratings:	--
Operating Temperature:	-40°C ~ 125°C
Package / Case:	0603 (1608 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.037" (0.95mm)
Size / Dimension:	0.063" L x 0.031" W (1.60mm x 0.80mm)

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Ferrite Beads and Chips: LI0603G121R-10 application field and working principleFerrite beads and chips are among the most widely used electronic components across the electronics industry. They are used to provide electromagnetic interference (EMI) and electrostatic discharge (ESD) protection. The LI0603G121R-10 is a popular type of ferrite bead. This ferrite bead is featured in an 0603 package and consists of two thick iron oxide ceramic layers and a copolymer resistor in between. The package size of 0603 facilitates its integration into a variety of circuit boards and electronic devices.The main application field of the LI0603G121R-10 is in EMI protection. It is specially designed to reduce noise caused by high-frequency signals in DC-DC converters, mobile equipment, printers, LCD displays, graphic cards, and other electronic devices. In addition, it can be used in ESD protection to suppress electrostatic discharges and protect connected networks from damage.The working principle of the LI0603G121R-10 is based on the Faraday effect. When an alternating current flows through the bead, the magnetic field generated by the current will interact with the magnetic field generated by the internal ferrite core, causing a voltage differential in the bead. This voltage differential will reduce or reflect common-mode interference, thus providing EMI protection. The ferrite beads are also designed with a low DC resistance and optimal high-frequency impedance. In this way, it is able to block high-frequency signals without attenuating or short-circuiting the current. In addition, the ferrite bead also provides a low reflection coefficient, resulting in a low impedance return loss and ensuring an optimal current performance.The LI0603G121R-10 is a highly efficient component at providing optimal EMI and ESD protection for any device that requires it. With its small size, robust construction, and excellent efficiency, it has become an important component for any electronic circuit.

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