o
Part Numbering
Chip Ferrite Beads
(Part Number)
qProduct
ID
Product ID
BL
wType
Code
A
M
eDimensions
(LgW)
Code
03
15
18
2A
21
31
41
Dimensions (LgW)
0.6g0.3mm
1.0g0.5mm
1.6g0.8mm
2.0g1.0mm
2.0g1.25mm
3.2g1.6mm
4.5g1.6mm
EIA
0201
0402
0603
0804
0805
1206
1806
iNumber
of Circuits
Code
1
4
Number of Circuits
1 Circuit
4 Circuits
Type
Array Type
Monolithic Type
uCategory
Code
N
Category
Standard Type
Chip Ferrite Beads
BL
q
M
w
18
e
AG
r
102
t
S
N
1 D
tImpedance
Expressed by three figures. The unit is in ohm (Ω). The first and
second figures are significant digits, and the third figure
expresses the number of zeros which follow the two figures.
yPerformance
Expressed by a letter.
Ex.)
Code
S
Performance
Sn Plating
y u i o
rCharacteristics/Applications
Code
*1
AF
AG
AJ
AH
BA
BB
BD
BE
PF
PG
RK
HG
EG
HB
HD
HK
GG
for Power Supplies
for Digital Interface
for GHz Band General Use
for GHz Band General Use (Low DC Resistance type)
for GHz Band High-speed Signal Line
for GHz Band Digital Interface
for High-GHz Band General Use
for High-speed Signal Lines
for General Use
Characteristics/Applications
BLM31/BLM41
BLM03/BLM15/BLM18/BLM21/BLM31/BLA2A/BLA31
BLM21/BLM31
BLM21
BLM18
BLM15/BLM18/BLM21/BLA2A
BLM15/BLM18/BLM21/BLA31
BLM31
BLM41
BLM18/BLM21/BLM31/BLM41
BLM18/BLM21
BLM18
BLM18
BLM18
BLM18
Series
*1 Frequency characteristics vary with each code.
oPackaging
Code
K
L
B
J
D
C
Packaging
Plastic Taping (ø330mm Reel)
Plastic Taping (ø180mm Reel)
Bulk
Paper Taping (ø330mm Reel)
Paper Taping (ø180mm Reel)
Bulk Case
Series
BLM31/BLM41/BLM21
*1
All series
BLM15/BLM18/BLM21
*2
/BLA31
BLM03/BLM15/BLM18/BLM21
*2
/BLA2A/BLA31
BLM15/BLM18
*1 BLM21BD222SN1/BLM21BD272SN1 only.
*2 Except BLM21BD222SN1/BLM21BD272SN1