E35-3C90-E100 Datasheet, PDF (2/3 Pages) Ferroxcube International Holding B.V. – E cores and accessories

Ferroxcube
E cores and accessories
E35/18/10
CORE SETS
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 UNIT
0.807 mm^−1
8070 mm³
80.7 mm
100
mm²
100
mm²
≈ 20 g
handbook, halfpage
handbook, halfpage
35 ±0.5
24.5 min.
10 ±0.3
12.5
±0.25
17.5
±0.25
R1
10 ±0.3
CBW559
Dimensions in mm.
Fig.1 E35/18/10 core half.
Core halves
A_L measured in combination with a non-gapped core half, clamping force for A_L measurements, 30 ±15 N, unless stated
otherwise.
GRADE
3C90
3C95
A_L
(nH)
100 ±5%⁽¹⁾
160 ±5%⁽¹⁾
250 ±5%
315 ±5%
400 ±8%
630 ±15%
2500 ±25%
2980 ±25%
µ_e
≈ 64
≈ 103
≈ 161
≈ 202
≈ 257
≈ 405
≈ 1610
≈ 1915
TOTAL AIR GAP
(µm)
≈ 2000
≈ 1060
≈ 590
≈ 440
≈ 330
≈ 180
≈0
≈0
TYPE NUMBER
E35/18/10-3C90-E100
E35/18/10-3C90-E160
E35/18/10-3C90-A250
E35/18/10-3C90-A315
E35/18/10-3C90-A400
E35/18/10-3C90-A630
E35/18/10-3C90
E35/18/10-3C95
Note
1. Measured in combination with an equal gapped core half, clamping force for A_L measurements, 30 ±15 N.
Properties of core sets under power conditions
B (mT) at
GRADE
3C90
3C95
H = 250 A/m;
f = 25 kHz;
T = 100 °C
≥330
≥330
f = 25 kHz;
B^ˆ = 200 mT;
T = 100 °C
≤ 0.95
−
CORE LOSS (W) at
f = 100 kHz;
B^ˆ = 100 mT;
T = 100 °C
≤ 1.1
−
f = 100 kHz;
B^ˆ = 200 mT;
T = 25 °C
−
≤ 4.76
f = 100 kHz;
B^ˆ = 200 mT;
T = 100 °C
−
≤ 4.52
2008 Sep 01
395