BK1005LL680-T

Series:	BK
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	--
Number of Lines:	1
Impedance @ Frequency:	68 Ohms @ 100MHz
Current Rating (Max):	400mA
DC Resistance (DCR) (Max):	310 mOhm
Ratings:	--
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0402 (1005 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.022" (0.55mm)
Size / Dimension:	0.039" L x 0.020" W (1.00mm x 0.50mm)

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Ferrite Beads and Chips

Ferrite beads and chips are essential components in electronic manufacturing. Ferrite beads and chips have been widely used in the circuit design due to their low electrical loss and consistent electrical characteristics at high frequencies. BK1005LL680-T is one of the more commonly used ferrite beads and chips.BK1005LL680-T ferrite bead is designed to provide high frequency noise suppression in signal line. It has a high impedance to frequency range up to 6GHz, which can effectively block high frequency noise generated by the inductor, while allowing a signal to pass with low frequency level. It is typically used in medium power, high frequency applications such as consumer electronics, LED lighting, and communication systems.BK1005LL680-T is composed of a base material of sintered iron oxide. It is encased with a surface-mounted (SMT) package that is nickel-plated for better heat dissipation. It has an inductance range from 1 to 680μH, an operating temperature range of -55°C to +125°C, and a maximum voltage of 250Vrms.BK1005LL680-T application field is mainly for consumer electronics, automotive audio and video, LED lighting, communication systems, computers, printers, camera DV, etc.The working principle of BK1005LL680-T can be explained by a two-terminal inductor. An inductor is an electrical component that can store energy in the form of an electrical field when it is exposed to a steady electrical current. In this case, when the electric current flows through the BK1005LL680-Tinductor, an electromagnetic field is formed around it. This electromagnetic field will oscillate when the current is oscillating, which helps suppress noise.In addition, BK1005LL680-T ferrite bead also has EMC (electromagnetic compatibility) capability. In other words, it can reduce the amount of noise generated by other electronic circuits by absorbing it and dissipating it as heat. This is achieved by combining the high impedance and inductor’s characteristics. As a result, the signal is able to pass through without significant noise interference.Finally, the BK1005LL680-T ferrite bead also plays an important role in providing impedance to the signal line. This helps improve the signal integrity by increasing the signal voltage at the load and reducing the signal loss at its transmission line. The impedance of this ferrite bead is also adjustable so that it can provide the best performance for the current application.In conclusion, BK1005LL680-T ferrite bead is a useful component in many electronic devices. It can suppress high frequency noise, protect the device from interference, and provide impedance to the signal line. Therefore, it is a great choice for applications that require high frequency noise suppression and reliable performance.

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