EFD20-3C90 FERROXCUBE [Ferroxcube International Holding B.V.], EFD20-3C90 Datasheet - Page 2

• Manufacturer Part Number: EFD20-3C90
• Description: EFD cores and accessories
• Manufacturer: FERROXCUBE [Ferroxcube International Holding B.V.]

Ferroxcube
CORES
Effective core parameters
Core halves
A
otherwise.
2008 Sep 01
Σ(I/A)
V
I
A
A
m
3C90
3C94
3C95
3C96
3F3
SYMBOL
e
L
e
GRADE
e
min
EFD cores and accessories
measured in combination with a non-gapped core half, clamping force for A
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
PARAMETER
1300 ±25%
1300 ±25%
1200 ±25%
1200 ±25%
1540 ±25%
100 ±3%
160 ±5%
250 ±8%
315 ±10%
100 ±3%
160 ±5%
250 ±8%
315 ±10%
100 ±3%
160 ±5%
250 ±8%
315 ±10%
63 ±3%
63 ±3%
63 ±3%
(nH)
A
L
(1)
(1)
(1)
1.52
1460
47.0
31.0
29
≈ 3.5
VALUE
≈ 1570
≈ 1570
≈ 1450
≈ 1450
≈ 1865
≈ 121
≈ 193
≈ 302
≈ 380
≈ 121
≈ 193
≈ 302
≈ 380
≈ 121
≈ 193
≈ 302
≈ 380
≈ 76
≈ 76
≈ 76
µ
e
mm
mm
mm
mm
mm
g
UNIT
−1
3
2
2
2
handbook, halfpage
Dimensions in mm.
TOTAL AIR GAP
≈ 960
≈ 510
≈ 280
≈ 160
≈ 120
≈ 960
≈ 510
≈ 280
≈ 160
≈ 120
≈ 960
≈ 510
≈ 280
≈ 160
≈ 120
0.15
10
6.65
0.15
(µm)
≈ 0
≈ 0
≈ 0
≈ 0
≈ 0
Fig.1 EFD20/10/7 core half.
0.17
7.7
0.25
L
measurements 20 ±10 N, unless stated
15.4 0.5
20 0.55
EFD20/10/7-3C90-E63
EFD20/10/7-3C90-A100
EFD20/10/7-3C90-A160
EFD20/10/7-3C90-A250
EFD20/10/7-3C90-A315
EFD20/10/7-3C90
EFD20/10/7-3C94-E63
EFD20/10/7-3C94-A100
EFD20/10/7-3C94-A160
EFD20/10/7-3C94-A250
EFD20/10/7-3C94-A315
EFD20/10/7-3C94
EFD20/10/7-3C95
EFD20/10/7-3C96
EFD20/10/7-3F3-E63
EFD20/10/7-3F3-A100
EFD20/10/7-3F3-A160
EFD20/10/7-3F3-A250
EFD20/10/7-3F3-A315
EFD20/10/7-3F3
8.9
0.2
TYPE NUMBER
MGC345
EFD20/10/7
3.6
0.15