FDK CYBER BUSINESS MALL

Products
General purpose ferrite cores
Ni-Zn ferrites for power inductors
material AC initial per-
meability
Relative loss factor Saturation magnetic
flux density
Coercivity Relative temper factor Curie tem-
perature
Resisitivity usable frequency PDF
μiac tand/μi Bms Hc(23oC) αμr Tc ρ f
L58 750 1.86×10-5
(0.4MHz)
380mT 35A/m 8×10-6 >170oC 106Ω·m 0.01-0.8MHz PDF
L46H 700 2.0×10-5
(0.4MHz)
440mT 40A/m 8×10-6 >180oC 106Ω·m 0.1-1MHz
L42H 600 2.0×10-5
(0.4MHz)
445mT 42A/m 8×10-6 >200oC 106Ω·m 0.1-1MHz
L35H 550 2.5×10-5
(0.4MHz)
400mT 40A/m 8×10-6 >180oC 106Ω·m 0.1-2MHz
L58H 500 3.0×10-5
(0.4MHz)
400mT 40A/m 8×10-6 >200oC 106Ω·m 0.1-2MHz
L33H 400 2.5×10-5
(0.6MHz)
460mT 70A/m 8×10-6 >200oC 106Ω·m 0.1-3MHz
L51 350 1.5×10-5
(0.5MHz)
410mT 40A/m 8×10-6 >200oC 106Ω·m 0.1-2MHz
L19H 280 2.8×10-5
(0.6MHz)
450mT 64A/m 8×10-6 >200oC 106Ω·m 0.3-5MHz
K41H 200 4.0×10-5
(1.0MHz)
470mT 70A/m 8×10-6 >300oC 106Ω·m 0.1-5MHz

Ni-Zn ferrites for noise filter inductors
material AC initial per-
meability
Relative loss factor Saturation magnetic
flux density
Coercivity Relative temper factor Curie tem-
perature
Resisitivity usable frequency PDF
μiac tand/μi Bms Hc(23oC) αμr Tc ρ f
K32 700 1.7×10-5
(0.4MHz)
300mT 40A/m 7×10-6 >140oC 106Ω·m 0.01-0.8MHz PDF
L51 350 1.5×10-5
(0.5MHz)
410mT 40A/m 20×10-6 >200oC 106Ω·m 0.1-2MHz
K14 100 5.5×10-5
(1.0MHz)
360mT 318A/m 10×10-6 >300oC 106Ω·m 0.3-8MHz
K26 40 15×10-5
(10.0MHz)
350mT 750A/m 10-20×10-6 >300oC 106Ω·m 0.1-30MHz

Ni-Zn ferrites for high mold stress resistance
material AC initial per-
meability
Relative loss factor Saturation magnetic
flux density
Coercivity Relative temper factor Curie tem-
perature
Resisitivity usable frequency PDF
μiac tand/μi Bms Hc(23oC) αμr Tc ρ f
L52 700 1.5×10-5
(0.4MHz)
300mT 46A/m 3×10-6 >130oC 106Ω·m 0.1-1MHz PDF
L39F 500 3.0×10-5
(0.4MHz)
340mT 52A/m 2-6×10-6 >140oC 106Ω·m 0.1-1.5MHz
L18F 200 3.7×10-5
(1.0MHz)
320mT 126A/m 0-5×10-6 >200oC 106Ω·m 0.3-5MHz
K17 100 5.0×10-5
(1.0MHz)
280mT 301A/m 8×10-6 >300oC 106Ω·m 0.1-8MHz
K16F 70 8×10-5
(1.0MHz)
310mT - 5-10×10-6 >300oC 106Ω·m 0.3-5MHz
F15F 40 13×10-5
(2.0MHz)
200mT - -10-5×10-6 >300oC 106Ω·m 1-20MHz
F14F 20 27×10-5
(10MHz)
200mT - -10-5×10-6 >300oC 106Ω·m 3-30MHz
F11F 6.5 210×10-5
(20MHz)
230mT - 20-40×10-6 >300oC 106Ω·m 10-200MHz

Ni-Zn ferrites for balun cores
material AC initial permeability Relative loss factor Saturation magnetic
flux density
Relative temper factor Curie temperature Resisitivity usable frequency PDF
μiac tand/μi Bms αμr Tc ρ f
L55 1000 2.1×10-5
(0.4MHz)
270mT 2×10-6 >115oC 106Ω·m 0.01-0.7MHz PDF
K34 450 1.8×10-5
(0.4MHz)
390mT 14×10-6 >160oC 106Ω·m 0.1-3MHz
L51 350 1.5×10-5
(0.5MHz)
410mT 20×10-6 >200oC 106Ω·m 0.1-2MHz
K14 100 5.5×10-5
(1.0MHz)
360mT 10×10-6 >3300oC 106Ω·m 0.3-8MHz

Ni-Zn ferrites for super frequency cores (over 1,000MHz)
material AC initial permeability permittivity Resisitivity Density Application PDF
μiac ŠĆ ρ d
G10 1 14 1010Ω·m 5.0g/cc chip inductor PDF

Ni-Zn ferrites for transformer cores
material AC initial per-
meability
Relative loss factor Saturation magnetic
flux density
Coercivity Relative temper factor Curie tem-
perature
Resisitivity usable frequency PDF
μiac tand/μi Bms Br Hc(20oC) Tc ρ f
L68 2000 3.0×10-5
(0.2MHz)
270mT 200mT 13A/m >110oC 106Ω·m 0.01-0.3MHz PDF
L62 1400 4.0×10-5
(0.2MHz)
345mT 185mT 10A/m >125oC 106Ω·m 0.01-0.3MHz
L61 1300 2.0×10-5
(0.2MHz)
350mT 130mT 12A/m >135oC 106Ω·m 0.01-0.3MHz
L58 750 1.8×10-5
(0.4MHz)
380mT 140mT 12A/m >170ºC 106Ω·m 0.1-0.8MHz
L42H 600 2.0×10-5
(0.4MHz)
445mT 180mT 42A/m >200oC 106Ω·m 0.1-1MHz
K34 450 1.8×10-5
(0.4MHz)
390mT 185mT 40A/m >160oC 106Ω·m 0.1-3MHz
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