Datasheet

2
Data Sheet
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Note:
1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifi cations are subject to change or our
products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering.
2. This datasheet has only typical specifi cations because there is no space for detailed specifi cations. Therefore, please approve our product
specifi cations or transact the approval sheet for product specifi cations before ordering.
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2
Noise Suppression Products/EMI Suppression Filters > EMIFIL
r
(Inductor type) > Chip Ferrite Bead for GHz Noise
2011.11.2
o
This data sheet is applied for CHIP FERRITE BEAD used for General Electronics equipment for your design.
Continued from the preceding page.
c
Derating of Rated Current
In operating temperature exceeding +85°C,
derating of current is necessary for
BLM18HE series.
Please apply the derating curve shown in
chart according to the operating
temperature.
Derating of Rated Current
Rated Current (mA)
Operating Temperature (°C)
125850
400
500
600
800
0
c
Impedance-Frequency Characteristics (Main Items)
BLM18HG Series
Impedance (Ω)
Frequency (MHz)
1 10 100 1000 3000
2000
1500
1000
500
0
BLM18HG102SN1
BLM18HG601SN1
BLM18HG471SN1
c
Impedance-Frequency Characteristics (Main Items)
BLM18HE Series
Impedance (Ω)
Frequency (MHz)
1 10 100 1000 3000
0
500
1000
1500
2000
2500
BLM18HE152SN1
BLM18HE601SN1
BLM18HE102SN1
c
Impedance-Frequency Characteristics (Main Items)
BLM18HD Series
Impedance (Ω)
Frequency (MHz)
1 10 100 1000 3000
0
3000
2000
2500
1500
500
1000
BLM18HD601SN1
BLM18HD471SN1
BLM18HD102SN1
c
Impedance-Frequency Characteristics (Main Items)
BLM18HB Series
Impedance (Ω)
Frequency (MHz)
1 10 100 1000 3000
2000
1500
1000
500
0
BLM18HB331SN1
BLM18HB121SN1
BLM18HB221SN1
Continued on the following page.