FERROXCUBE
DATA SH
EET
A SHEET
E32/6/20
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
0.323
5380
41.4
130
130
≈
13
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
R0.25 typ.
handbook, halfpage
E32/6/20
31.75
±0.64
24.9 min.
6.35
±0.13
3.18
±0.2
6.35
±0.13
20.32
±0.41
R0.64 ref. typ.
CBW407
Dimensions in mm.
Fig.1 E32/6/20.
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 plate
VALUE
0.278
4560
35.1
130
130
≈
10
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
31.75
±0.64
3.18
±0.13
Ordering information for plates
GRADE
3C90
3C92
3C93
3C94
3C96
3F3
3F4
TYPE NUMBER
PLT32/20/3-3C90
PLT32/20/3-3C92
PLT32/20/3-3C93
PLT32/20/3-3C94
PLT32/20/3-3C96
PLT32/20/3-3F3
PLT32/20/3-3F4
Dimensions in mm.
20.32
±0.41
R0.64 ref. typ.
CBW408
Fig.2 PLT32/20/3.
2004 Sep 01
2
Ferroxcube
Planar E cores and accessories
E32/6/20
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, 30
±10
N,
unless stated otherwise.
GRADE
3C90
A
L
(nH)
160
±3%
(1)
250
±3%
(1)
315
±3%
400
±5%
630
±8%
6425
±25%
3C92
3C93
3C94
5000
±25%
5900
±25%
160
±3%
(1)
250
±3%
(1)
315
±3%
400
±5%
630
±8%
6425
±25%
3C96
3F3
6425
±25%
160
±3%
(1)
250
±3%
(1)
315
±3%
400
±5%
630
±8%
5900
±25%
3F4
160
±3%
(1)
250
±3%
(1)
315
±3%
400
±5%
630
±8%
3200
±25%
Note
1. Measured in combination with an equal gapped E core half, clamping force for A
L
measurements, 30
±10
N.
µ
e
≈
41
≈
64
≈
81
≈
103
≈
162
≈
1650
≈
1290
≈
1520
≈
41
≈
64
≈
81
≈
103
≈
162
≈
1650
≈
1650
≈
41
≈
64
≈
81
≈
103
≈
162
≈
1520
≈
41
≈
64
≈
81
≈
103
≈
162
≈
820
AIR GAP
(µm)
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
≈
0
≈
0
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
≈
0
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
TYPE NUMBER
E32/6/20-3C90-E160-E
E32/6/20-3C90-E250-E
E32/6/20-3C90-A315-E
E32/6/20-3C90-A400-E
E32/6/20-3C90-A630-E
E32/6/20-3C90
E32/6/20-3C92
E32/6/20-3C93
E32/6/20-3C94-E160-E
E32/6/20-3C94-E250-E
E32/6/20-3C94-A315-E
E32/6/20-3C94-A400-E
E32/6/20-3C94-A630-E
E32/6/20-3C94
E32/6/20-3C96
E32/6/20-3F3-E160-E
E32/6/20-3F3-E250-E
E32/6/20-3F3-A315-E
E32/6/20-3F3-A400-E
E32/6/20-3F3-A630-E
E32/6/20-3F3
E32/6/20-3F4-E160-E
E32/6/20-3F4-E250-E
E32/6/20-3F4-A315-E
E32/6/20-3F4-A400-E
E32/6/20-3F4-A630-E
E32/6/20-3F4
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, 30
±10
N.
GRADE
3C90
A
L
(nH)
160
±3%
250
±3%
315
±3%
400
±5%
630
±8%
7350
±25%
3C92
3C93
3C94
5760
±25%
6780
±25%
160
±3%
250
±3%
315
±3%
400
±5%
630
±8%
7350
±25%
3C96
3F3
7350
±25%
160
±3%
250
±3%
315
±3%
400
±5%
630
±8%
6780
±25%
3F4
160
±3%
250
±3%
315
±3%
400
±5%
630
±8%
3700
±25%
µ
e
≈
35
≈
55
≈
69
≈
87
≈
138
≈
1610
≈
1270
≈
1500
≈
35
≈
55
≈
69
≈
87
≈
138
≈
1610
≈
1610
≈
35
≈
55
≈
69
≈
87
≈
138
≈
1490
≈
35
≈
55
≈
69
≈
87
≈
138
≈
810
AIR GAP
(µm)
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
≈
0
≈
0
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
≈
0
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
≈
1200
≈
700
≈
550
≈
450
≈
260
≈
0
E32/6/20
TYPE NUMBER
E32/6/20-3C90-A160-P
E32/6/20-3C90-A250-P
E32/6/20-3C90-A315-P
E32/6/20-3C90-A400-P
E32/6/20-3C90-A630-P
E32/6/20-3C90
E32/6/20-3C92
E32/6/20-3C93
E32/6/20-3C94-A160-P
E32/6/20-3C94-A250-P
E32/6/20-3C94-A315-P
E32/6/20-3C94-A400-P
E32/6/20-3C94-A630-P
E32/6/20-3C94
E32/6/20-3C96
E32/6/20-3F3-A160-P
E32/6/20-3F3-A250-P
E32/6/20-3F3-A315-P
E32/6/20-3F3-A400-P
E32/6/20-3F3-A630-P
E32/6/20-3F3
E32/6/20-3F4-A160-P
E32/6/20-3F4-A250-P
E32/6/20-3F4-A315-P
E32/6/20-3F4-A400-P
E32/6/20-3F4-A630-P
E32/6/20-3F4
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
≥320
≥320
≥300
≥300
≥250
≥250
f = 100 kHz;
ˆ
B = 100 mT;
T = 100
°C
≤
0.65
≤
0.55
≤
0.48
≤
0.41
≤
0.48
(1)
≤
0.41
(1)
≤
0.48
≤
0.41
≤
0.36
≤
0.3
≤
0.65
≤
0.6
−
−
CORE LOSS (W) at
f = 100 kHz;
ˆ
B = 200 mT;
T = 100
°C
−
−
≤
3.4
≤
2.9
≤
3.4
(1)
≤
2.9
(1)
≤
3.4
≤
2.9
≤
2.6
≤
2.2
−
−
−
−
E32/6/20
f = 400 kHz;
ˆ
B = 50 mT;
T = 100
°C
−
−
−
−
−
−
−
−
≤
0.9
≤
0.8
≤
1.0
≤
0.85
−
−
E+E32-3C90
E+PLT32-3C90
E+E32-3C92
E+PLT32-3C92
E+E32-3C93
E+PLT32-3C93
E+E32-3C94
E+PLT32-3C94
E+E32-3C96
E+PLT32-3C96
E+E32-3F3
E+PLT32-3F3
E+E32-3F4
E+PLT32-3F4
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
≥320
≥320
≥300
≥300
≥250
≥250
f = 500 kHz;
ˆ
B = 50 mT;
T = 100
°C
−
−
−
−
−
−
−
−
≤
2.0
≤
1.7
−
−
−
−
CORE LOSS (W) at
f = 500 kHz;
ˆ
B = 100 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
−
−
−
−
f = 1 MHz;
ˆ
B = 30 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
−
−
≤
1.6
≤
1.36
f = 3 MHz;
ˆ
B = 10 mT;
T = 100
°C
−
−
−
−
−
−
−
−
−
−
−
−
≤
2.5
≤
2.2
E+E32-3C90
E+PLT32-3C90
E+E32-3C92
E+PLT32-3C92
E+E32-3C93
E+PLT32-3C93
E+E32-3C94
E+PLT32-3C94
E+E32-3C96
E+PLT32-3C96
E+E32-3F3
E+PLT32-3F3
E+E32-3F4
E+PLT32-3F4
2004 Sep 01
5