• All specifications are subject to change without notice.
• Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific
bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.
Ferrites for EMI Suppression
Ferrite Beads
R6H Series(6 Holes)
Issue date: May 2011
(1/1)
001-04 / 20110520 / e9b52_r6.fm
• All specifications are subject to change without notice.
Ferrite Cores for EMI Suppression
Ferrite Beads
R6H Series(6 Holes)
Bead cores series are easy to handle and are supplied in various
materials, shapes and packaging styles to meet for users’ requests.
FEATURES
• Appropriate materials and shapes can be selected from various
cores to suppress EMI effectively.
APPLICATIONS
Video, acoustic, office automation equipment, communication
equipment, automotive electronic equipment and others.
• Absorption EMI and penetrating noise
• Prevent parasitic oscillation
MATERIAL CHARACTERISTICS
SHAPES AND DIMENSIONS/CHARACTERISTICS
TYPICAL ELECTRICAL CHARACTERISTICS
IMPEDANCE vs. FREQUENCY CHARACTERISTICS
HF70R6H6X10H0.8 HF40R6H6X10H0.8 HF70R6H6X10H0.8 HF40R6H6X10H0.8
(5 holes) (5 holes) (3 holes) (3 holes)
Material
Initial
permeability
µi
Temperature
factor of initial
permeability αµir
×10–6/°C
Curie
temperature
Tc
(°C)
Saturation
magnetic
flux density Bs
(mT)
HF70 1500 1 to 6 >100 280[H=1600A/m]
HF40 120 8 to 18 >250 410[H=4000A/m]
Part No. Dimensions (mm) Impedance(Ω)[at 23°C, 2.5Ts]
øA B øC 10MHz typ. 100MHz typ.
HF40R6H6X10H0.8 6±0.2 10±0.3 0.8±0.1 140 1020
HF70R6H6X10H0.8 6±0.2 10±0.3 0.8±0.1 650 700
BøA
45˚
45˚
6-øC
1000
100
10
11 10 100 1000
Frequency(MHz)
Impedance(Ω)
1000
100
10
11 10 100 1000
Frequency(MHz)
Impedance(Ω)
1000
100
10
11 10 100 1000
Frequency(MHz)
Impedance(Ω)
1000
100
10
11 10 100 1000
Frequency(MHz)
Impedance(Ω)
