3C90 Datasheet, PDF (2/4 Pages) Ferroxcube International Holding B.V. – Material specification

Ferroxcube
Material specification
3C90
3C90 SPECIFICATIONS
A low frequency power material for use in power and
general purpose transformers at frequencies up to
0.2 MHz.
µ_i
µ_a
B
P_V
ρ
T_C
density
CONDITIONS
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
VALUE UNIT
2300 ±20%
5500 ±25%
≈ 470
mT
≈ 380
mT
≤ 80
kW/m³
≤ 80
≈ 450
≈5
≥ 220
≈ 4800
Ωm
°C
kg/m³
handbook¹, ⁰ha⁴lfpage
µ's ,µ's'
µ_s'
10 ³
10 ²
CBW478
3C90
µ's'
10
10 ¹
1
10 _{f (MHz)} 10 ²
Fig.1 Complex permeability as
a function of frequency.
5000
µ_i
4000
3000
2000
1000
0
50
CBW480
3C90
50
150 _{T (}o_C) 250
500
handbook, halfpage
B
(mT)
400
300
25oC
100oC
200
100
0
25
0
25
50
MBW093
3C90
150
250
H (A/m)
Fig.2 Initial permeability as a
function of temperature.
2008 Sep 01
105
Fig.3 Typical B-H loops.