EFD12 Datasheet, PDF (2/6 Pages) Ferroxcube International Holding B.V. – EFD cores and accessories

Ferroxcube
EFD cores and accessories
EFD12/6/3.5
CORES
Effective core parameters
SYMBOL
PARAMETER
Σ(I/A)
core factor (C1)
V_e
effective volume
I_e
effective length
A_e
effective area
A_min
minimum area
m
mass of core half
VALUE
2.50
325
28.5
11.4
10.7
≈ 0.9
UNIT
mm^−1
mm³
mm
mm²
mm²
g
handbook, halfpage
4.55
6.2 _±0.15
±0.1
3.5
±0.1
0.2
12.5 ± 0.3
9 ±0.25
5.4
±0.15
CBW268
2
±0.1
Core sets
Clamping force for A_L measurements, 15 ±5 N.
GRADE
A_L
(nH)
µ_e
3C90
3C94
3C96
3F3
3F35
3F4
3F45
40 ±5%
63 ±8%
100 ±10%
825 ±25%
40 ±5%
63 ±8%
100 ±10%
825 ±25%
750 ±25%
40 ±5%
63 ±8%
100 ±10%
700 ±25%
550 ±25%
40 ±5%
63 ±8%
100 ±10%
380 ±25%
380 ±25%
≈ 80
≈ 125
≈ 200
≈ 1610
≈ 80
≈ 125
≈ 200
≈ 1610
≈ 1460
≈ 80
≈ 125
≈ 200
≈ 1370
≈ 1070
≈ 80
≈ 125
≈ 200
≈ 730
≈ 730
Dimensions in mm.
Fig.1 EFD12/6/3.5 core half.
AIR GAP
(µm)
≈ 540
≈ 290
≈ 160
≈0
≈ 540
≈ 290
≈ 160
≈0
≈0
≈ 540
≈ 290
≈ 160
≈0
≈0
≈ 500
≈ 260
≈ 130
≈0
≈0
TYPE NUMBER
EFD12/6/3.5-3C90-A40-S
EFD12/6/3.5-3C90-A63-S
EFD12/6/3.5-3C90-A100-S
EFD12/6/3.5-3C90-S
EFD12/6/3.5-3C94-A40-S
EFD12/6/3.5-3C94-A63-S
EFD12/6/3.5-3C94-A100-S
EFD12/6/3.5-3C94-S
EFD12/6/3.5-3C96-S
EFD12/6/3.5-3F3-A40-S
EFD12/6/3.5-3F3-A63-S
EFD12/6/3.5-3F3-A100-S
EFD12/6/3.5-3F3-S
EFD12/6/3.5-3F35-S
EFD12/6/3.5-3F4-A40-S
EFD12/6/3.5-3F4-A63-S
EFD12/6/3.5-3F4-A100-S
EFD12/6/3.5-3F4-S
EFD12/6/3.5-3F45-S
2008 Sep 01
630