BLM15PX330SZ1D Filters

Series:	BLM
Packaging:	Tape & Reel (TR)
Part Status:	Active
Filter Type:	Power Line
Number of Lines:	1
Impedance @ Frequency:	33 Ohms @ 100MHz
Current Rating (Max):	3A
DC Resistance (DCR) (Max):	22 mOhm
Ratings:	AEC-Q200
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 ChipsFerrite beads and chips can generally be considered to be one of the same thing, however technically speaking there are differences. The term "beads" refers to components that constitute the choke and are usually placed over a wire and connected with a solder joint. "Chips" are passive components that are situated in two-terminal packages such as a tapped inductor or coupled inductor. The BLM15PX330SZ1D is a ferrite bead chip that is used to reduce the spread of electrical noise generated by digital and analog embedded systems. The chip is the latest addition to the PANATHER Bead chip series from Murata. It consists of a ferrite core and a pair of coils that represent the windings inductor. The core has a high frequency performance, making it suitable for high-speed data transmission as well as low-noise signal.The BLM15PX330SZ1D offer several general application fields, including motor control, digital logic, measurement and control, power conversion, and home and industrial automation applications. This chip can be applied to protect electronics appliances from noise emissions and also to filter against noise interference, which is useful for high-speed signal and noise interference in harsh environments. Its operating temperature ranges from -40℃ to +125℃ and it has a rated current of 330 mA and chip resistance of 330 ohms at 2.0 MHz with a maximum DC resistance of 1500 ohms. The BLM15PX330SZ1D operates through the principle of inductive coupling, which is a phenomenon that occurs when two coils place adjacent to one another and one coil generates a magnetic field which induce a current in the other coil. This principle is used in the ferrite bead to limit the current flow in both directions which help to reduce any temperature and space requirements compared to power inductors.The ferrite bead works by providing a low impedance path to high-frequency noise, allowing it be filtered before it reaches its destination. This low impedance path is created by the near-closed magnetic field, allowing the noise to travel in a predetermined direction at low attenuation. As the ferrite bead is very small, it can also be mounted directly on the PCB\'s surface, allowing it to be ideal for miniature designs and applications that require high-efficiency performance.In conclusion, the BLM15PX330SZ1D chip is an indispensable tool when it comes to noise reduction and filtering in embedded systems. Its small size, superior performance, and wide range of applications make it the go-to choice for engineers looking to minimize electrical noise.

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