BLM18EG331TN1D Filters

Series:	EMIFIL®, BLM18
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	--
Number of Lines:	1
Impedance @ Frequency:	330 Ohms @ 100MHz
Current Rating (Max):	500mA
DC Resistance (DCR) (Max):	210 mOhm
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0603 (1608 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.026" (0.65mm)
Size / Dimension:	0.063" L x 0.031" W (1.60mm x 0.80mm)

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Ferrite Beads and Chips: BLM18EG331TN1D application field and working principle

Ferrite beads and chips are specialized semiconductor components that are used in a variety of electronic applications. The BLM18EG331TN1D is a type of ferrite bead and chip, designed for radio frequency interference (RFI) mitigation. It can be used to filter out unwanted frequency components that can interfere with other components in the circuitry. Ferrite beads and chips come in a range of sizes, shapes, and materials, and the BLM18EG331TN1D is designed specifically for applications where low profile components are needed. It is a rectangular shape, measuring 6.2 millimeters (mm) long by 3.2mm wide, with a low to medium tolerance for electrical current. The BLM18EG331TN1D also has a very low component impedance of only 1.1 ohms.The BLM18EG331TN1D is primarily used to protect semiconductor devices from electrostatic discharge (ESD) damage. This is achieved by using a ferrite core combined with a chip to provide a high-frequency filter. The ferrite and the chip, when combined, provide a low-impedance path for high frequency components, while providing a higher impedance for lower frequency components. This reduces the possibility of ESD damage to the semiconductor device.The BLM18EG331TN1D can also be used for RF shielding, as it can absorb and dissipate unwanted RF signals that may interfere with the performance of other components in the circuit. The ferrite core also helps in reducing electromagnetic interference (EMI) from external sources. The BLM18EG331TN1D is also suitable for high-precision analog applications, as it has a very low component impedance of 1.2 ohms, and a low tolerance level of 0.2 percent of the specified nominal value. In conclusion, the BLM18EG331TN1D is a type of ferrite bead and chip designed for radio frequency interference (RFI) mitigation, as well as for ESD, RF shielding, and EMI reduction. It is also suitable for high precision analog applications due to its low component impedance, as well as its low tolerance of 0.2 percent of the nominal value.

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