Datasheet

Ferroxcube
Soft Ferrites Ferrite materials survey
1. At 3000 A/m
2. At 10 kA/m
3. At 20 kA/m
Iron powder material grade survey
Typical mechanical and thermal properties
EMI-filters
Current
compensated
chokes
3C11 4300 ≈ 390 ≥ 125 ≈ 1 MnZn Toroids
E, EI, U
3E25 6000 ≈ 390 ≥ 125 ≈ 0.5 MnZn
3E26 7000 ≈ 430 ≥ 155 ≈ 0.5 MnZn
3E5 10000 ≈ 380 ≥ 125 ≈ 0.5 MnZn
3E6 12000 ≈ 390 ≥ 130 ≈ 0.1 MnZn
4A11 850 ≈ 340 ≥ 125 ≈ 10
5
NiZn
HF Tuning < 1 3B1 900 ≈ 380 ≥ 150 ≈ 0.2 MnZn Rods, Tubes,
Wideband chokes
< 2 3D3 750 ≈ 380 ≥ 200 ≈ 2MnZn
< 5 4B1 250 ≈ 360
(1)
≥ 250 ≈ 10
5
NiZn
< 5 4B2 250 ≈ 360
(1)
≥ 335 ≈ 10
5
NiZn
< 20 4C65 125 ≈ 380
(1)
≥ 350 ≈ 10
5
NiZn
< 50 4D2 60 ≈ 250
(2)
≥ 400 ≈ 10
5
NiZn
< 200 4E1 15 ≈ 220
(3)
≥ 500 ≈ 10
5
NiZn
magnetic regulators < 0.2 3R1 800 ≈ 410 ≥ 230 ≈ 10
3
MnZn Toroids
absorber tiles < 1000 4S60 2000 ≈ 260 ≥ 100 ≈ 10
5
NiZn Tiles
scientific particle
accelerators
< 10 4B3 300 ≈ 420
(1)
≥ 250 ≈ 10
5
NiZn Large toroids
Machined ferrite
products
< 100 4E2 25 ≈ 350
(2)
≥ 400 ≈ 10
5
NiZn
< 10 4M2 140 ≈ 310
(1)
≥ 200 ≈ 10
5
NiZn
< 1 8C11 1200 ≈ 310 ≥ 125 ≈ 10
5
NiZn
< 10 8C12 900 ≈ 260 ≥ 125 ≈ 10
5
NiZn
IRON
POWDER
MATERIAL
µ
i
at 25 °C
B
sat
(mT)
at 25 °C
(3000 A/m)
MAXIMUM OPERATING
TEMPERATURE
(°C)
MAIN
APPLICATION
AREA
AVAILABLE
CORE SHAPES
2P40 40 950 140 EMI-suppression
Output inductors
To r oid s
2P50 50 1000 140
2P65 65 1150 140
2P80 80 1400 140
2P90 90 1600 140
PROPERTY MnZn FERRITE NiZn FERRITE UNIT
Young’s modules (90 to 150) × 10
3
(80 to 150) × 10
3
N/mm
2
Ultimate compressive strength 200 to 600 200 to 700 N/mm
2
Ultimate tensile strength 20 to 65 30 to 60 N/mm
2
Vickers hardness 600 to 700 800 to 900 N/mm
2
Linear expansion coefficient (10 to 12) × 10
−6
(7 to 8) × 10
−6
K
−1
Specific heat 700 to 800 750 Jkg
−1
× K
−1
Heat conductivity (3.5 to 5.0) × 10
−3
(3.5 to 5.0) × 10
−3
Jmm
−1
s
−1
× K
−1
MAIN
APPLICATION
AREA
FREQUENCY
RANGE
(MHZ)
MATERIAL
µ
i
at 25 °C
B
sat
(mT)
at 25 °C
(1200 A/m
)
T
C
(°C)
ρ
(Ωm)
FERRITE
TYPE
AVAILABLE
CORE SHAPES
2013 Jul 31
60