Datasheet

!Note
• Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
C31E.pdf
Mar.28,2011
Chip Ferrite BeadChip EMIFILr
Chip Common Mode Choke Coil
Block Type EMIFILr
Signal Lines Type
83
Available up to high-GHz band noise.
BLM15GSeries (0402 Size)
BLM Series Signal Lines Type Chip Ferrite Bead
■ Dimensions ■ Equivalent Circuit
■ Packaging
■ Impedance-Frequency Characteristics (Main Items)
■ Rated Value (p: packaging code)
■ Impedance-Frequency Characteristics
BLM15GA750SN1
BLM15GG221SN1 BLM15GG471SN1
Refer to pages from p.91 to p.94 for mounting information.
BLM15G
Code Packaging
Minimum
Quantity
D 180mm Reel Paper Tape 10000
J 330mm Reel Paper Tape 50000
B Bulk(Bag) 1000
Part Number
Impedance
(at 100MHz/20°C)
Impedance
(at 1GHz/20°C)
Rated Current
DC Resistance
Operating
Temperature Range
BLM15GA750SN1p 75ohm±25% 1000ohm±40% 200mA 1.3ohm max. -55°C to +125°C
BLM15GG221SN1p 220ohm±25% 600ohm±40% 300mA 0.7ohm max. -55°C to +125°C
BLM15GG471SN1p 470ohm±25% 1200ohm±40% 200mA 1.3ohm max. -55°C to +125°C
Number of Circuits: 1
0.5±0.05
0.5±0.05
1.0±0.05
0.25±0.1
(in mm)
: Electrode
Impedance (Ω)
Frequency (MHz)
1 10 100 1000 3000
0
500
1000
1500
2000
2500
BLM15GG471SN1
BLM15GG221SN1
BLM15GA750SN1
1 10 100 1000 3000
Frequency (MHz)
Impedance (Ω)
0
500
1000
1500
2000
2500
Z
R
X
1 10 100 1000 3000
Frequency (MHz)
Impedance (Ω)
0
300
600
900
1200
1500
Z
R
X
1 10 100 1000 3000
Frequency (MHz)
Impedance (Ω)
0
250
500
750
1000
1250
1500
Z
R
X
(Resistance element becomes dominant
at high frequencies.)