o
Part Numbering
Ferrite Core
(Part Number)
FS
q
qProduct
ID
Product ID
FS
wSeries
Code
RH
RB
RC
SA
eDimensions
(Example)
Code
12
05
Dimensions
Approximately 12mm
Approximately 5mm
iIndividual
Specification Code
Code
0
oPackaging
Code
B
S
T
tLength
(Example)
Code
120
050
A50
B50
Z50
Z55
Length
12.0mm
5.0mm
1.50mm
2.50mm
0.50mm
0.55mm
Packaging
Bulk
Sheet
Tray
Individual Specification Code
Standard Type
Series
Beads Core
Ring Core
for Flat Cable
Plate Core
uProcess
Code
00
B0
N0/N3
Process
Standard Type
Barrel Type
Two or more cores Type
Ferrite
RB
w
12
1 060
t
RT
y
B0
0
T
yMaterial
Code
RN
RT
RX
Material
Ni-Zn μ=550
Ni-Zn μ=1600
Ni-Zn μ=750
e r
u i o
rOuter
Dimension Supplement Code
Code
0
Outer Dimension Supplement Code
Serial number is added in case
their internal diameters are not the same.
Expressed by three figures or combination of a letter and two figures. A
to J (Except for I) indicates one to nine. Z indicates Zero.