E20-3E26 [FERROXCUBE]
E cores and accessories; E形磁芯及配件
| 型号： | E20-3E26 |
| 厂家： | 
FERROXCUBE INTERNATIONAL HOLDING B.V. |
| 描述： | E cores and accessories |
| 文件： | 总3页 (文件大小：54K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
FERROXCUBE
DATA SHEET
E20/14/5
E cores and accessories
Supersedes data of September 2004
2008 Sep 01
Ferroxcube
E20/14/5
(EC19)
E cores and accessories
CORE SETS
Effective core parameters
20 0.3
handbook, halfpage
handbook, halfpage
SYMBOL
PARAMETER
core factor (C1)
VALUE UNIT
14.3 min.
Σ(I/A)
Ve
2.54
1513
62.0
24.4
22.8
≈ 4.3
mm−1
mm3
mm
mm2
mm2
g
4.55
0.15
effective volume
effective length
effective area
Ie
11.15
0.15
Ae
13.55
0.15
Amin
m
minimum area
mass of core half
5
0.2
CBW557
Dimensions in mm.
Fig.1 E20/14/5 core half.
Core halves
Clamping force for AL measurements, 20 10 N. Gapped cores are available on request.
AL
(nH)
AIR GAP
(µm)
GRADE
µe
TYPE NUMBER
3C90
3C92
900 25%
660 25%
≈ 1820
≈ 1330
≈ 0
≈ 0
E20/14/5-3C90
E20/14/5-3C92
Core halves of high permeability grades
Clamping force for AL measurements, 20 10 N.
AL
AIR GAP
(µm)
GRADE
(nH)
µe
TYPE NUMBER
E20/14/5-3E26
3E26
2300 25%
≈ 4650
≈ 0
Properties of core sets under power conditions
B (mT) at
CORE LOSS (W) at
H = 250 A/m;
f = 25 kHz;
T = 100 °C
f = 25 kHz;
f = 100 kHz;
f = 100 kHz;
GRADE
ˆ
ˆ
ˆ
= 200 mT;
= 100 mT;
= 200 mT;
B
B
B
T = 100 °C
T = 100 °C
T = 100 °C
3C90
≥330
≥370
≤ 0.16
≤ 0.18
≤ 0.13
−
3C92
−
≤ 0.9
2008 Sep 01
361
Ferroxcube
E20/14/5
(EC19)
E 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
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.
Prototype
Design-in
Preferred
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.
Support
2008 Sep 01
362
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