FERROXCUBE
DATA SH
EET
A SHEET
E43/10/28
Planar E cores and accessories
Supersedes data of February 2002
2004 Sep 01
Ferroxcube
Planar E cores and accessories
CORES
Effective core parameters of a set of E cores
SYMBOL
Σ(I/A)
V
e
I
e
A
e
A
min
m
PARAMETER
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
VALUE
0.276
13900
61.1
229
229
≈
35
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
E43/10/28
43.2
±0.9
34.7 min.
8.1
±0.2
5.4
±0.13
9.5
±0.13
27.9
±0.6
R0.64 ref. typ.
R0.81 ref. typ.
CBW411
Dimensions in mm.
Fig.1 E43/10/28 core half.
Effective core parameters of an E/PLT combination
SYMBOL
Σ(I/A)
V
e
I
e
A
e
A
min
m
PARAMETER
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
VALUE
0.226
11500
50.4
229
229
≈
24
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
43.2
±0.9
4.1
±0.13
Ordering information
GRADE
3C90
3C92
3C93
3C94
3F3
3F4
TYPE NUMBER
PLT43/28/4-3C90
PLT43/28/4-3C92
PLT43/28/4-3C93
PLT43/28/4-3C94
PLT43/28/4-3F3
PLT43/28/4-3F4
Dimensions in mm.
CBW412
27.9
±
0.6
R0.64 ref. typ.
Fig.2 PLT43/28/4.
2004 Sep 01
2
Ferroxcube
Planar E cores and accessories
E43/10/28
Core halves for use in combination with an E core
A
L
measured in combination with a non-gapped core half, clamping force for A
L
measurements, 40
±20
N,
unless stated otherwise.
GRADE
3C90
A
L
(nH)
250
±3%
(1)
315
±3%
(1)
400
±3%
(1)
630
±5%
1000
±10%
8030
±25%
3C92
3C93
3C94
6300
±25%
7310
±25%
250
±3%
(1)
315
±3%
(1)
400
±3%
(1)
630
±5%
1000
±10%
8030
±25%
3F3
250
±3%
(1)
315
±3%
(1)
400
±3%
(1)
630
±5%
1000
±10%
7310
±25%
3F4
250
±3%
(1)
315
±3%
(1)
400
±3%
(1)
630
±5%
1000
±10%
3860
±25%
Note
1. Measured in combination with an equal gapped E core half, clamping force for A
L
measurements, 40
±20
N.
µ
e
≈
55
≈
69
≈
87
≈
138
≈
219
≈
1710
≈
1380
≈
1610
≈
55
≈
69
≈
87
≈
138
≈
219
≈
1710
≈
55
≈
69
≈
87
≈
138
≈
219
≈
1600
≈
55
≈
69
≈
87
≈
138
≈
219
≈
850
AIR GAP
(µm)
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
≈
0
≈
0
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
TYPE NUMBER
E43/10/28-3C90-E250-E
E43/10/28-3C90-E315-E
E43/10/28-3C90-E400-E
E43/10/28-3C90-A630-E
E43/10/28-3C90-A1000-E
E43/10/28-3C90
E43/10/28-3C92
E43/10/28-3C93
E43/10/28-3C94-E250-E
E43/10/28-3C94-E315-E
E43/10/28-3C94-E400-E
E43/10/28-3C94-A630-E
E43/10/28-3C94-A1000-E
E43/10/28-3C94
E43/10/28-3F3-E250-E
E43/10/28-3F3-E315-E
E43/10/28-3F3-E400-E
E43/10/28-3F3-A630-E
E43/10/28-3F3-A1000-E
E43/10/28-3F3
E43/10/28-3F4-E250-E
E43/10/28-3F4-E315-E
E43/10/28-3F4-E400-E
E43/10/28-3F4-A630-E
E43/10/28-3F4-A1000-E
E43/10/28-3F4
2004 Sep 01
3
Ferroxcube
Planar E cores and accessories
Core halves for use in combination with a plate (PLT)
A
L
measured in combination with a plate (PLT), clamping force for A
L
measurements, 40
±20
N.
GRADE
3C90
A
L
(nH)
250
±3%
315
±3%
400
±3%
630
±5%
1000
±10%
9250
±25%
3C92
3C93
3C94
7460
±25%
8700
±25%
250
±3%
315
±3%
400
±3%
630
±5%
1000
±10%
9250
±25%
3F3
250
±3%
315
±3%
400
±3%
630
±5%
1000
±10%
8700
±25%
3F4
250
±3%
315
±3%
400
±3%
630
±5%
1000
±10%
4660
±25%
µ
e
≈
45
≈
57
≈
72
≈
113
≈
180
≈
1710
≈
1340
≈
1560
≈
45
≈
57
≈
72
≈
113
≈
180
≈
1710
≈
45
≈
57
≈
72
≈
113
≈
180
≈
1560
≈
45
≈
57
≈
72
≈
113
≈
180
≈
850
AIR GAP
(µm)
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
≈
0
≈
0
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
≈
1100
≈
800
≈
700
≈
400
≈
250
≈
0
E43/10/28
TYPE NUMBER
E43/10/28-3C90-A250-P
E43/10/28-3C90-A315-P
E43/10/28-3C90-A400-P
E43/10/28-3C90-A630-P
E43/10/28-3C90-A1000-P
E43/10/28-3C90
E43/10/28-3C92
E43/10/28-3C93
E43/10/28-3C94-A250-P
E43/10/28-3C94-A315-P
E43/10/28-3C94-A400-P
E43/10/28-3C94-A630-P
E43/10/28-3C94-A1000-P
E43/10/28-3C94
E43/10/28-3F3-A250-P
E43/10/28-3F3-A315-P
E43/10/28-3F3-A400-P
E43/10/28-3F3-A630-P
E43/10/28-3F3-A1000-P
E43/10/28-3F3
E43/10/28-3F4-A250-P
E43/10/28-3F4-A315-P
E43/10/28-3F4-A400-P
E43/10/28-3F4-A630-P
E43/10/28-3F4-A1000-P
E43/10/28-3F4
2004 Sep 01
4
Ferroxcube
Planar E cores and accessories
Properties of core sets under power conditions
B (mT) at
GRADE
H = 250 A/m;
f = 10 kHz;
T = 100
°C
≥320
≥320
≥370
≥370
≥320
≥320
≥320
≥320
≥300
≥300
≥250
≥250
f = 100 kHz;
ˆ
B = 100 mT;
T = 100
°C
≤
1.8
≤
1.5
≤
1.4
≤
1.2
≤
1.4
(1)
≤
1.2
(1)
≤
1.4
≤
1.2
≤
1.8
≤
1.5
−
−
CORE LOSS (W) at
f = 100 kHz;
ˆ
B = 200 mT;
T = 100
°C
−
−
≤
8.0
≤
7.0
≤
8.0
(1)
≤
7.0
(1)
≤
8.0
≤
7.0
−
−
−
−
E43/10/28
f = 400 kHz;
ˆ
B = 50 mT;
T = 100
°C
−
−
−
−
−
−
−
−
≤
2.7
≤
2.25
−
−
E+E43-3C90
E+PLT43-3C90
E+E43-3C92
E+PLT43-3C92
E+E43-3C93
E+PLT43-3C93
E+E43-3C94
E+PLT43-3C94
E+E43-3F3
E+PLT43-3F3
E+E43-3F4
E+PLT43-3F4
Measured at 140
°C.
1.
Properties of core sets under power conditions (continued)
B (mT) at
GRADE
H = 250 A/m;
f = 10 kHz;
T = 100
°C
≥320
≥320
≥370
≥370
≥320
≥320
≥320
≥320
≥300
≥300
≥250
≥250
f = 500 kHz;
ˆ
B = 50 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
−
−
CORE LOSS (W) at
f = 500 kHz;
ˆ
B = 100 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
−
−
f = 1 MHz;
ˆ
B = 30 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
≤
4.2
≤
3.5
f = 3 MHz;
ˆ
B = 10 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
≤
6.5
≤
5.5
E+E43-3C90
E+PLT43-3C90
E+E43-3C92
E+PLT43-3C92
E+E43-3C93
E+PLT43-3C93
E+E43-3C94
E+PLT43-3C94
E+E43-3F3
E+PLT43-3F3
E+E43-3F4
E+PLT43-3F4
2004 Sep 01
5
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