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U25/16/6 Datasheet(PDF) 2 Page - Ferroxcube International Holding B.V.

Part # U25/16/6
Description  U, I cores and accessories
PDF  3 Pages
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Manufacturer  FERROXCUBE [Ferroxcube International Holding B.V.]
Direct Link  http://www.ferroxcube.com
Logo FERROXCUBE - Ferroxcube International Holding B.V.

U25/16/6 Datasheet(HTML) 2 Page - Ferroxcube International Holding B.V.

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2008 Sep 01
1319
Ferroxcube
U, I cores and accessories
U25/16/6
(376U250)
CORE SETS
Effective core parameters
SYMBOL
PARAMETER
VALUE
UNIT
Σ(I/A)
core factor (C1)
2.07
mm−1
Ve
effective volume
3380
mm3
Ie
effective length
83.6
mm
Ae
effective area
40.3
mm2
m
mass of core half
≈ 8.0
g
handbook, halfpage
MBE980
6.4
± 0.13
9.5
± 0.13
12.7
± 0.25
25.4 +
0.5
15.9
± 0.13
− 0.4
Fig.1 U25/16/6 core half.
Dimensions in mm.
Core halves
AL measured on a combination of 2 U cores.
Properties of core sets under power conditions
Note
1.
Measured at 60
°C.
GRADE
AL
(nH)
µe
TYPE NUMBER
3C81
1400
±25%
≈ 2300
U25/16/6-3C81
3C90
1200
±25%
≈ 2300
U25/16/6-3C90
3C91
1400
±25%
≈ 2300
U25/16/6-3C91
3C94
1200
±25%
≈ 2300
U25/16/6-3C94
3C11
2050
±25%
≈ 3380
U25/16/6-3C11
3E27
2500
±25%
≈ 4130
U25/16/6-3E27
GRADE
B (mT) at
CORE LOSS (W) at
H = 250 A/m;
f = 25 kHz;
T = 100
°C
f= 25 kHz;
= 200 mT;
T=100
°C
f = 100 kHz;
=100 mT;
T = 100
°C
f = 100 kHz;
= 200 mT;
T = 100
°C
f = 400 kHz;
=50mT;
T = 100
°C
3C81
≥320
≤ 0.78
−−
−
3C90
≥320
≤ 0.4
≤ 0.4
−−
3C91
≥320
−≤ 0.23(1)
≤ 1.6(1)
−
3C94
≥320
−≤ 0.3
≤ 2.0
−
B
ˆ
B
ˆ
B
ˆ
B
ˆ



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