FERROXCUBE
DATA SHEET
E30/15/7
E cores and accessories
Supersedes data of September 2004
2008 Sep 01
Ferroxcube
E cores and accessories
CORE SETS
Effective core parameters
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
1.12
4000
67.0
60.0
49.0
≈
11
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
R
≤
0.5
handbook, halfpage
E30/15/7
30.8
0
−1.4
+1.0
19.5
0
0
7.2
−0.5
9.7
+0.5
0
15
±0.2
R1
7.3
CBW032
0
−0.5
Dimensions in mm.
Fig.1 E30/15/7 core half.
Core halves
A
L
measured in combination with a non-gapped core half, clamping force for A
L
measurements 20
±10
N, unless stated
otherwise.
GRADE
3C81
A
L
(nH)
100
±5%
(1)
160
±5%
250
±5%
315
±5%
400
±8%
630
±15%
2500
±25%
3C90
100
±5%
(1)
160
±5%
250
±5%
315
±5%
400
±8%
630
±15%
1900
±25%
3C91
3C92
3C94
3C96
2008 Sep 01
2500
±25%
1400
±25%
1900
±25%
1600
±25%
µ
e
≈
89
≈142
≈
222
≈
280
≈
355
≈
560
≈
2220
≈
89
≈142
≈
222
≈
280
≈
355
≈
560
≈
1690
≈
2220
≈
1250
≈
1690
≈
1420
388
TOTAL AIR GAP
(µm)
≈
1100
≈
580
≈
330
≈
240
≈
180
≈
100
≈
0
≈
1100
≈
580
≈
330
≈
240
≈
180
≈
100
≈
0
≈
0
≈
0
≈
0
≈
0
TYPE NUMBER
E30/15/7-3C81-E100
E30/15/7-3C81-A160
E30/15/7-3C81-A250
E30/15/7-3C81-A315
E30/15/7-3C81-A400
E30/15/7-3C81-A630
E30/15/7-3C81
E30/15/7-3C90-E100
E30/15/7-3C90-A160
E30/15/7-3C90-A250
E30/15/7-3C90-A315
E30/15/7-3C90-A400
E30/15/7-3C90-A630
E30/15/7-3C90
E30/15/7-3C91
E30/15/7-3C92
E30/15/7-3C94
E30/15/7-3C96
Ferroxcube
E cores and accessories
GRADE
3F3
A
L
(nH)
100
±5%
(1)
160
±5%
250
±5%
315
±5%
400
±8%
630
±15%
1600
±25%
3F35
Note
1250
±25%
µ
e
≈
89
≈142
≈
222
≈
280
≈
355
≈
560
≈1420
≈1110
TOTAL AIR GAP
(µm)
≈
1100
≈
580
≈
330
≈
240
≈
180
≈
100
≈
0
≈
0
E30/15/7
TYPE NUMBER
E30/15/7-3F3-E100
E30/15/7-3F3-A160
E30/15/7-3F3-A250
E30/15/7-3F3-A315
E30/15/7-3F3-A400
E30/15/7-3F3-A630
E30/15/7-3F3
E30/15/7-3F35
1. Measured in combination with an equal gapped core half, clamping force for A
L
measurements, 20
±10
N.
Core halves of high permeability grades
Clamping force for A
L
measurements 20
±10
N.
GRADE
3C11
3E27
A
L
(nH)
3300
±25%
4100
±25%
µ
e
≈
2930
≈
3640
AIR GAP
(µm)
≈
0
≈
0
TYPE NUMBER
E30/15/7-3C11
E30/15/7-3E27
Properties of core sets under power conditions
B (mT) at
GRADE
H = 250 A/m;
f = 25 kHz;
T = 100
°C
≥320
≥330
≥320
≥370
≥330
≥340
≥320
≥300
f = 25 kHz;
ˆ
= 200 mT;
B
T = 100
°C
≤
0.82
≤
0.45
−
−
−
−
−
−
CORE LOSS (W) at
f = 100 kHz;
ˆ
B = 100 mT;
T = 100
°C
−
≤
0.48
≤
0.27
(1)
≤
0.36
≤
0.36
≤
0.27
≤
0.47
−
f = 100 kHz;
ˆ
B = 200 mT;
T = 100
°C
−
−
≤
1.6
(1)
≤
2.0
≤
2.0
≤
1.6
−
−
f = 400 kHz;
ˆ
B = 50 mT;
T = 100
°C
−
−
−
−
−
−
≤
0.80
−
3C81
3C90
3C91
3C92
3C94
3C96
3F3
3F35
Properties of core sets under power conditions (continued)
B (mT) at
GRADE
H = 250 A/m;
f = 25 kHz;
T = 100
°C
≥340
≥320
≥300
f = 500 kHz;
ˆ
B = 50 mT;
T = 100
°C
≤
1.5
−
≤
0.54
CORE LOSS (W) at
f = 500 kHz;
ˆ
B = 100 mT;
T = 100
°C
−
−
≤
4.2
f = 1 MHz;
ˆ
B = 30 mT;
T = 100
°C
−
−
−
f = 3 MHz;
ˆ
B = 10 mT;
T = 100
°C
−
−
−
3C96
3F3
3F35
Note
1. Measured at 60
°C.
2008 Sep 01
389
Ferroxcube
E cores and accessories
COIL FORMERS
GENERAL DATA FOR E30/15/7 COIL FORMER WITHOUT PINS
PARAMETER
Coil former material
Maximum operating temperature
SPECIFICATION
E30/15/7
polyamide (PA6.6), glass reinforced, flame retardant in accordance with
“UL 94-HB”
; UL file number E41613(M)
120
°C
handbook, full pagewidth
20.1
max.
7.5
+0.1
0
9
0
−0.2
CBW033
19.1 max.
17 min.
19
Dimensions in mm.
Fig.2 E30/15/7 coil former.
WINDING DATA AND AREA PRODUCT FOR E30/15/7 COIL FORMER WITHOUT PINS (E)
NUMBER OF
SECTIONS
1
WINDING
AREA
(mm
2
)
80
MINIMUM
WINDING
WIDTH
(mm)
17.0
AVERAGE
LENGTH OF
TURN
(mm)
56
AREA
PRODUCT
Ae x Aw
(mm
4
)
4800
TYPE NUMBER
CP-E30/15/7-1S
2008 Sep 01
390
Ferroxcube
E cores and accessories
GENERAL DATA FOR 10-PINS E30/15/7 COIL FORMER
PARAMETER
Coil former material
Pin material
Maximum operating temperature
Resistance to soldering heat
Solderability
SPECIFICATION
E30/15/7
phenolformaldehyde (PF), glass reinforced, flame retardant in accordance with
“UL 94V-0”
; UL file number E167521(M)
copper-tin alloy (CuSn), tin (Sn) plated
180
°C,
“IEC 60085”,
class H
“IEC 60068-2-20”,
Part 2, Test Tb, method 1B: 350
°C,
3.5 s
“IEC 60068-2-20”,
Part 2, Test Ta, method 1: 235
°C,
2 s
19 0
−0.3
9.3 0
−0.2
19 0
−0.3
(17.1 min.)
7.5
+0.2
0
0.8 0
−0.1
5.08
19
max.
2
+0.1
0
7.5
+0.2
9.3 0
0
−0.2
3
0.8
±0.02
24.1 max.
29.1 max.
CBW034
1.3
+0.15
0
Dimensions in mm.
Fig.3 E30/15/7 coil former; 10-pins.
WINDING DATA AND AREA PRODUCT FOR 10-PINS E30/15/7 COIL FORMER (E)
NUMBER OF
NECTIONS
1
WINDING
AREA
(mm
2
)
80
MINIMUM
WINDING
WIDTH
(mm)
17.1
AVERAGE
LENGTH OF
TURN
(mm)
56
AREA
PRODUCT
Ae x Aw
(mm
4
)
4800
TYPE NUMBER
CSH-E30/15/7-1S-10P
2008 Sep 01
391
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