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 FERROXCUBE
DATA SHEET
3C90 Material specification
Supersedes data of September 2004 2008 Sep 01
Ferroxcube
Material specification
3C90 SPECIFICATIONS A low frequency power material for use in power and general purpose transformers at frequencies up to 0.2 MHz. CONDITIONS i a B
25 C; 10 kHz; 0.25 mT 100 C; 25 kHz; 200 mT 25 C; 10 kHz; 1200 A/m 100 C; 10 kHz; 1200 A/m 100 C; 25 kHz; 200 mT 100 C; 100 kHz; 100 mT 100 C; 100 kHz; 200 mT DC, 25 C
3C90
10 4 handbook, halfpage 's , '' s 10 3 ' s
CBW478
3C90
VALUE 2300 20% 5500 25% 470 380 80 80 450 5 220 4800
UNIT
'' s
mT mT kW/m3
10 2
PV
10 10 1
1
10
f (MHz)
10
2
TC density
m C kg/m 3
Fig.1
Complex permeability as a function of frequency.
CBW480
5000 i 4000
3C90
handbook, halfpage
500
MBW093
B (mT) 400
25oC 100oC
3C90
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.
Fig.3 Typical B-H loops.
2008 Sep 01
105
Ferroxcube
Material specification
3C90
handbook, halfpage
8000 a 6000
MBW094
25 oC o 100 C
3C90
10 4 handbook, halfpage rev 10 3
CBW479
3C90
4000
10 2 2000
0 0 100 200 300 B (mT) 400
10 1 10 10 2
3 H (A/m) 10
Fig.4
Amplitude permeability as a function of peak flux density.
Fig.5
Reversible permeability as a function of magnetic field strength.
10 4 handbook, halfpage T = 100 oC Pv (kW/m 3) 10 3
MBW098
3C90
200 kH z 10 0 50 25 kHz kHz kHz
handbook, halfpage
800
MBW097
3C90 f B (kHz) (mT) 100 200
Pv (kW/m 3 ) 600
400 200 100
10 2 200 100 25 10 1 10 10 2 B (mT) 10 3 0 0 40 80 120 T (o C) 100 200
Fig.7 Fig.6 Specific power loss as a function of peak flux density with frequency as a parameter.
Specific power loss for several frequency/flux density combinations as a function of temperature.
2008 Sep 01
106
Ferroxcube
Material specification
DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS
3C90
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
107


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