FERROXCUBE I25-3C90

FERROXCUBE
DATA SHEET
I25/6/6
U, I cores and accessories
Supersedes data of September 2004
2008 Sep 01
Ferroxcube
I25/6/6
(376B250)
U, I cores and accessories
CORE SETS
Effective core parameters measured in combination
with U25/16/6
handbook, halfpage
25.4
SYMBOL
PARAMETER
VALUE
UNIT
Σ(I/A)
core factor (C1)
1.59
mm−1
Ve
effective volume
2590
mm3
Ie
effective length
64.3
mm
6.4
±0.13
+0.64
−0.25
CBW139
Ae
effective area
40.3
mm2
m
mass of I core
≈ 4.5
g
Dimensions in mm.
Fig.1 I25/6/6 core.
Core halves
AL measured in combination with “U25/16/6” .
AL
(nH)
µe
3C81
1750 ±25%
≈ 2210
I25/6/6-3C81
3C90
1500 ±25%
≈ 1900
I25/6/6-3C90
3C91
1750 ±25%
≈ 2210
I25/6/6-3C91
3C94
1500 ±25%
≈ 1900
I25/6/6-3C94
3C11
2500 ±25%
≈ 3160
I25/6/6-3C11
3E27
3000 ±25%
≈ 3800
I25/6/6-3E27
GRADE
TYPE NUMBER
Properties of core sets under power conditions
Measured in combination with “U25/16/6”.
B (mT) at
CORE LOSS (W) at
H = 250 A/m;
f = 25 kHz;
T = 100 °C
f = 25 kHz;
ˆ = 200 mT;
B
T = 100 °C
3C81
≥320
3C90
≥320
3C91
≥320
−
3C94
≥320
−
GRADE
f = 100 kHz;
ˆ = 100 mT;
B
T = 100 °C
f = 100 kHz;
ˆ = 200 mT;
B
T = 100 °C
≤ 0.6
−
−
≤ 0.3
≤ 0.3
−
≤
≤ 0.23
Note
1. Measured at 60 °C.
2008 Sep 01
0.18(1)
1322
≤ 1.2(1)
≤ 1.6
Ferroxcube
I25/6/6
(376B250)
U, I cores and accessories
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.
2008 Sep 01
1323