4S2F - Ferroxcube

FERROXCUBE
DATA SHEET
4S2F
Material specification
2013 June 15
Ferroxcube
Material specification
4S2F
4S2F SPECIFICATIONS
Wideband EMI-suppression material specified on
impedance and optimized for frequencies from 30 to
1000 MHz.
10 4
SYMBOL
µi
B
 Z (1)
ρ
TC
density
CONDITIONS
25 °C; ≤10 kHz;
0.25 mT
25 °C; 10 kHz;
1200 A/m
100 °C; 10 kHz;
1200 A/m
25 °C; 30 MHz
25 °C; 300 MHz
DC; 25 °C
VALUE
≈ 700
≈ 290
4S2F
UNIT
µ's , µ''s
mT
µ's
10 3
≈ 170
≥ 50
≥ 85
≈ 104
≥ 120
≈ 4800
µ''s
Ω
10 2
Ωm
°C
kg/m3
10
10 1
Note
1
10
10
f (MHz)
1. Measured on a bead ∅5 × ∅2 × 10 mm.
Fig.1
Complex permeability as
a function of frequency.
500
2000
25 oC
100 oC
handbook, halfpage
B
(mT)
4S2F
µi
4S2F
400
1500
300
1000
200
500
100
0
50
50
Fig.2
2013 June 15
150
T ( oC)
250
0
Initial permeability as a
function of temperature.
50
0
50
100
500
Fig.3 Typical B-H loops.
2
H (A/m)
1000
2
Ferroxcube
Material specification
4S2F
150
4S2F
handbook, halfpage
Z
(:)
100
50
0
1
10
102
f (MHz)
103
Fig.4 Impedance as a function of frequency,
measured on a bead ∅5 × ∅2 × 10 mm.
2013 June 15
3
Ferroxcube
Material specification
4S2F
DATA SHEET STATUS DEFINITIONS
DATA SHEET
STATUS
PRODUCT
STATUS
DEFINITIONS
Preliminary
specification
Development
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.
Product specification
Production
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.
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
INDICATION
DEFINITION
Prototype
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.
Design-in
These products are recommended for new designs.
Preferred
These products are recommended for use in current designs and are available via our
sales channels.
Support
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.
2013 June 15
4