Ferroxcube
Material specification
3H3 SPECIFICATIONS
A low frequency filter material optimized for
frequencies up to 0.2 MHz.
CONDITIONS
µ
i
B
25
°C;
10 kHz;
1200 A/ m
100
°C;
10 kHz;
1200 A/ m
tanδ/µ
i
η
B
D
F
α
F
10
4
handbook, halfpage
µ'
s ,
µ''
s
10
3
µ'
s
µ''
s
MBW274
3H3
3H3
VALUE
≈
360
≈
270
UNIT
mT
25
°C; ≤10
kHz; 0.25 mT 2000
±20%
25
°C;
0.25 mT; 30 kHz
≤1.6 ×
10
−6
25
°C;
0.25 mT; 100 kHz
≤2.5 ×
10
−6
25
°C;
100 kHz;
1.5 to 3 mT
0.25 mT; 10 kHz: 25
°C
40
°C
≤10
kHz; 0.25 mT;
5 to 25
°C
25 to 55
°C
25 to 70
°C
DC; 25
°C
≤0.6 ×
10
−3
≤3 ×
10
−6
≤3 ×
10
−6
K
−1
(0.7
±0.3) ×
10
−6
(0.7
±0.3) ×
10
−6
(0.7
±0.3) ×
10
−6
≈2
≥160
≈4700
Ωm
°C
kg/m
3
T
−1
10
2
10
10
1
1
10
f (MHz)
10
2
ρ
T
C
density
Fig.1
Complex permeability as
a function of frequency.
handbook, halfpage
5000
µ
i
4000
MBW275
MBW276
3H3
handbook, halfpage
500
B
(mT)
400
25 oC
100 oC
3H3
3000
300
2000
200
1000
100
0
50
0
50
150
T (
o
C)
250
25
0
25
50
150
H (A/m)
250
Fig.2
Initial permeability as a
function of temperature.
197
Fig.3 Typical B-H loops.
2008 Sep 01
Ferroxcube
Material specification
DATA SHEET STATUS DEFINITIONS
DATA SHEET
STATUS
Preliminary
specification
Product specification
PRODUCT
STATUS
Development
DEFINITIONS
3H3
This data sheet contains preliminary data. Ferroxcube reserves the right to
make changes at any time without notice in order to improve design and
supply the best possible product.
This data sheet contains final specifications. Ferroxcube reserves the right
to make changes at any time without notice in order to improve design and
supply the best possible product.
Production
DISCLAIMER
Life support applications
These products are not designed for use in life support appliances, devices, or systems
where malfunction of these products can reasonably be expected to result in personal injury. Ferroxcube customers
using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Ferroxcube
for any damages resulting from such application.
PRODUCT STATUS DEFINITIONS
STATUS
Prototype
Design-in
Preferred
Support
INDICATION
DEFINITION
These are products that have been made as development samples for the purposes of
technical evaluation only. The data for these types is provisional and is subject to
change.
These products are recommended for new designs.
These products are recommended for use in current designs and are available via our
sales channels.
These products are
not
recommended for new designs and may not be available
through all of our sales channels. Customers are advised to check for availability.
2008 Sep 01
198
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