SPR-E21 View Datasheet(PDF) - Ferroxcube International Holding B.V.
Part Name
Description
Manufacturer
SPR-E21 Datasheet PDF : 8 Pages
| |||
Ferroxcube
E cores and accessories
CORE SETS
Effective core parameters
SYMBOL
PARAMETER
Σ(I/A)
Ve
Ie
Ae
Amin
m
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
VALU
E
0.548
17 300
97.0
178
175
≈ 44
UNIT
mm−1
mm3
mm
mm2
mm2
g
handbook, halfpage
43
0
−1.7
29.5
+1.4
0
12.2
0
−0.5
R ≤ 0.6
E42/21/15
14.8
+0.6
0
21
±0.2
R2
15.2
0
−0.6
CBW048
Dimensions in mm.
Fig.1 E42/21/15 core half.
Core halves
AL measured in combination with a non-gapped core half, clamping force for AL measurements 40 ±20 N, unless stated
otherwise.
GRADE
3C81
3C90
3C91
3C92
3C94
AL
(nH)
100 ±5%(1)
160 ±5%(1)
250 ±5%(1)
315 ±5%
400 ±8%
630 ±15%
5300 ±25%
100 ±5%(1)
160 ±5%(1)
250 ±5%(1)
315 ±5%
400 ±8%
630 ±15%
3950 ±25%
5300 ±25%
3100 ±25%
4100 ±25%
µe
≈ 43
≈ 69
≈ 108
≈ 137
≈ 173
≈ 273
≈ 2300
≈ 43
≈ 69
≈ 108
≈ 137
≈ 173
≈ 273
≈ 1710
≈ 2300
≈ 1350
≈ 1780
TOTAL AIR GAP
(µm)
≈ 3960
≈ 2060
≈ 1140
≈ 850
≈ 630
≈ 360
≈0
≈ 3960
≈ 2060
≈ 1140
≈ 850
≈ 630
≈ 360
≈0
≈0
≈0
≈0
TYPE NUMBER
E42/21/15-3C81-E100
E42/21/15-3C81-E160
E42/21/15-3C81-E250
E42/21/15-3C81-A315
E42/21/15-3C81-A400
E42/21/15-3C81-A630
E42/21/15-3C81
E42/21/15-3C90-E100
E42/21/15-3C90-E160
E42/21/15-3C90-E250
E42/21/15-3C90-A315
E42/21/15-3C90-A400
E42/21/15-3C90-A630
E42/21/15-3C90
E42/21/15-3C91
E42/21/15-3C92
E42/21/15-3C94
2008 Sep 01
407
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