BLM15BD121SN1D

Series:	EMIFIL®, BLM15
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	Signal Line
Number of Lines:	1
Impedance @ Frequency:	120 Ohms @ 100MHz
Current Rating (Max):	300mA
DC Resistance (DCR) (Max):	300 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 special magnetic components used to filter or smooth out Electrical signals and current flow, particularly in a radio frequency (RF) range. They are often referred to by their various model numbers, such as BLM15BD121SN1D.

Application Field of BLM15BD121SN1D

The BLM15BD121SN1D ferrite bead is a medium performance device, intended for use in high frequency noise suppression applications on printed circuit boards and other electrical parts. It consists of a ferrite core, covered with a potting material and an outer plastic cover. It is commonly used for suppressing power supply noise, audio frequency noise, and other digital noise in consumer electronics, especially those using clock signals . This component can be used in areas such as telecommunications, computer networks, computer peripherals, automotive, industrial and consumer electronics.

Working Principle of BLM15BD121SN1D

BLM15BD121SN1D works based on the principle of inductance, with the ferrite material present in its core and the magnetic field generated by this material providing excellent EMI noise suppression. The inner ferrite material acts like a coil, generating a certain amount of inductance in response to the alternating current that passes through it. Any signal which passes through the coil will be affected by this inductance, creating an electric field around it which can help to suppress unwanted noise. This electric field is strongest within the core of the ferrite material, meaning that any noise which is present at the ringing frequency of the inductance will be effectively suppressed.The resistance of BLM15BD121SN1D also helps to suppress any excessive current which may be present, further aiding in EMI noise suppression. By decreasing the current passing through the circuit, the amount of power dissipated by any given signal is also reduced, helping to reduce the amount of noise that is generated and transmitted.

Image Quality

In addition to its excellent noise suppression capabilities, BLM15BD121SN1D has been designed to ensure a stable image quality, even during high frequency signaling. By reducing the amount of noise which is present due to any switching signals, the ferrite bead also helps to reduce the amount of image distortion which may be present. This improves the overall image quality of any device, ensuring that any transmitted signal is as clear as possible.In conclusion, BLM15BD121SN1D is a great choice for anyone looking to reduce EMI noise and maintain a stable image quality. This device offers excellent noise suppression capabilities and ensures that any transmitted signals are not distorted by any unwanted noise.

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