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.
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2
Noise Suppression Products/EMI Suppression Filters > For Automotive > Chip Ferrite Bead for Automotive
2012.1.10
o
This data sheet is applied for CHIP FERRITE BEAD used for Automotive 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
BLM18PG series.
Please apply the derating curve shown in
chart according to the operating
temperature.
Derating of Rated Current
Operating Temperature (°C)
Rated Current (mA)
850 125
0
1000
500
1200
1400
2000
3000
1500
c
Impedance-Frequency Characteristics (Main Items)
600
450
300
150
0
1 10 100 1000
Frequency (MHz)
Impedance (Ω)
BLM18PG331SH1
BLM18PG221SH1
BLM18PG181SH1
BLM18PG121SH1
BLM18PG600SH1
BLM18PG330SH1
BLM18PG300SH1
BLM18PG471SH1
c
Impedance-Frequency Characteristics
BLM18PG300SH1
1 10 100 1000 3000
Frequency (MHz)
Impedance (Ω)
00
10
20
30
40
Z
R
X
c
Impedance-Frequency Characteristics
BLM18PG330SH1
1 10 100 1000 3000
Frequency (MHz)
Impedance (Ω)
Z
R
X
0
10
20
30
40
50
c
Impedance-Frequency Characteristics
BLM18PG600SH1
1 10 100 1000 3000
Frequency (MHz)
Impedance (Ω)
Z
R
X
0
25
50
75
100
Continued on the following page.