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Noise Suppression Products/EMI Suppression Filters > For Automotive > Chip Ferrite Bead for Automotive
Data Sheet
1
For Automotive Chip Ferrite Bead for Automotive
BLM18P Series (0603 Size)
c Dimensions
c Equivalent Circuit
0.4±0.2
0.8±0.15
1.6±0.15
0.8±0.15
: Electrode (in mm)
c Packaging
Code
Packaging
D 180mm Paper Tape
J 330mm Paper Tape
B Bulk(Bag)
Minimum Quantity 4000 10000 1000
c Rated Value (p: packaging code)
Part Number
Impedance (at 100MHz/20°C)
BLM18PG300SH1p BLM18PG330SH1p BLM18PG600SH1p BLM18PG121SH1p BLM18PG181SH1p BLM18PG221SH1p BLM18PG331SH1p BLM18PG471SH1p Number of Circuits: 1
30ohm (Typ.) 33ohm ±25% 60ohm (Typ.) 120ohm ±25% 180ohm ±25% 220ohm ±25% 330ohm ±25% 470ohm ±25%
Impedance (at 1GHz/20°C)
-
(Resistance element becomes dominant at high frequencies.)
Rated Current
1000mA 3000mA 500mA 2000mA 1500mA 1400mA 1200mA 1000mA
DC Resistance
0.05ohm max. 0.025ohm max. 0.10ohm max. 0.05ohm max. 0.09ohm max. 0.10ohm max. 0.15ohm max. 0.20ohm max.
Operating Temperature Range
-55 to +125°C -55 to +125°C -55 to +125°C -55 to +125°C -55 to +125°C -55 to +125°C -55 to +125°C -55 to +125°C
Continued on the following page.
oThis data sheet is applied for CHIP FERRITE BEAD used for Automotive Electronics equipment for your design.
!Note:
1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications 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 specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2012.1.10
http://www.murata.com/
Continued from the preceding page.
c Derating of Rated Current
Noise Suppression Products/EMI Suppression Filters > For Automotive > Chip Ferrite Bead for Automotive
Data Sheet
2
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
3000
Impedance (Ω) Rated Current (mA)
Impedance (Ω)
2000 1500 1400 1200 1000
500
0 0
85 Operating Temperature (°C)
125
c Impedance-Frequency Characteristics (Main Items)
600 BLM18PG471SH1
BLM18PG331SH1 450 BLM18PG221SH1
BLM18PG181SH1 BLM18PG121SH1 300 BLM18PG600SH1 BLM18PG330SH1 BLM18PG300SH1 150
0 1 10 100 1000 Frequency (MHz)
c Impedance-Frequency Characteristics
BLM18PG300SH1
40
30 Z
R 20
X 10
0 1 10 100 1000 3000 Frequency (MHz)
Impedance (Ω) Impedance (Ω)
c Impedance-Frequency Characteristics
BLM18PG330SH1
50
40 Z
30 R
20 X
10
0 1 10 100 1000 3000 Frequency (MHz)
c Impedance-Frequency Characteristics
BLM18PG600SH1
100 75 50 25 0 1
Z R
X
10 100 Frequency (MHz)
1000 3000
Continued on the following page.
oThis data sheet is applied for CHIP FERRITE BEAD used for Automotive Electronics equipment for your design.
!Note:
1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications 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 specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2012.1.10
http://www.murata.com/
Noise Suppression Products/EMI Suppression Filters > For Automotive > Chip Ferrite Bead for Automotive
Data Sheet
3
Continued from the preceding page.
c Impedance-Frequency Characteristics
BLM18PG121SH1
c Impedance-Frequency Characteristics
BLM18PG181SH1
Impedance (Ω)
200 150 100
50 0 1
Z R
X
10 100 Frequency (MHz)
1000 3000
Impedance (Ω)
300 200 100
0 1
Z R
X
10 100 Frequency (MHz)
1000 3000
c Impedance-Frequency Characteristics
BLM18PG221SH1
300
Impedance (Ω)
200 100
0 1
Z R
X
10 100 Frequency (MHz)
1000 3000
c Impedance-Frequency Characteristics
BLM18PG331SH1
450
Impedance (Ω)
300 150
0 1
Z R
X
10 100 Frequency (MHz)
1000 3000
c Impedance-Frequency Characteristics
BLM18PG471SH1
Impedance (Ω)
600 450 300 150
0 1
ZR X
10 100 Frequency (MHz)
1000 3000
Continued on the following page.
oThis data sheet is applied for CHIP FERRITE BEAD used for Automotive Electronics equipment for your design.
!Note:
1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications 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 specifications because there is no space for detailed specifications. Therefore, please approve our product specifi.