E20/10/6

FERROXCUBE
DATA SHEET
E20/10/6
E cores and accessories
Supersedes data of September 2004
2008 Sep 01
Ferroxcube
E cores and accessories
E20/10/6
CORE SETS
Effective core parameters
SYMBOL
PARAMETER
VALUE
UNIT
Σ(I/A)
core factor (C1)
1.45
mm−1
Ve
effective volume
1490
mm3
Ie
effective length
46.0
mm
Ae
effective area
32.0
mm2
Amin
minimum area
32.0
mm2
m
mass of core half
≈ 3.7
g
20 +0.8
−0.6
handbook, halfpage
14.1 +0.8
0
5.9 0
−0.4
7 +0.4
0
10.2 0
−0.4
R1.5
5.9
0
−0.5
CBW020
Dimensions in mm.
Fig.1 E20/10/6 core half.
Core halves
Clamping force for AL measurements, 20 ±10 N.
GRADE
3C90
AL
(nH)
µe
63 ±5%
≈ 72
AIR GAP
(µm)
≈ 980
TYPE NUMBER
E20/10/6-3C90-A63
100 ±8%
≈114
≈ 520
E20/10/6-3C90-A100
160 ±8%
≈183
≈ 280
E20/10/6-3C90-A160
250 ±15%
≈ 286
≈160
E20/10/6-3C90-A250
E20/10/6-3C90-A315
315 ±15%
≈ 360
≈120
1450 ±25%
≈1660
≈0
E20/10/6-3C90
3C92
1130 ±25%
≈1300
≈0
E20/10/6-3C92
3C94
1450 ±25%
≈1660
≈0
E20/10/6-3C94
3C96
1350 ±25%
≈1580
≈0
E20/10/6-3C96
≈ 72
≈ 980
3F3
3F35
2008 Sep 01
63 ±5%
E20/10/6-3F3-A63
100 ±8%
≈114
≈ 520
E20/10/6-3F3-A100
160 ±8%
≈183
≈ 280
E20/10/6-3F3-A160
250 ±15%
≈ 286
≈160
E20/10/6-3F3-A250
E20/10/6-3F3-A315
315 ±15%
≈ 360
≈120
1350 ±25%
≈1580
≈0
E20/10/6-3F3
1000 ±25%
≈1140
≈0
E20/10/6-3F35
354
Ferroxcube
E cores and accessories
E20/10/6
Core halves of high permeability grades
Clamping force for AL measurements, 20 ±10 N.
AL
(nH)
GRADE
µe
AIR GAP
(µm)
TYPE NUMBER
3C11
2600 ±25%
≈ 2970
≈0
E20/10/6-3C11
3E27
2700 ±25%
≈ 3090
≈0
E20/10/6-3E27
Properties of core sets under power conditions
B (mT) at
CORE LOSS (W) at
H = 250 A/m;
f = 25 kHz;
T = 100 °C
f = 25 kHz;
ˆ = 200 mT;
B
T = 100 °C
f = 100 kHz;
ˆ = 100 mT;
B
T = 100 °C
3C90
≥320
≤ 0.16
3C92
≥370
−
3C94
≥320
3C96
3F3
3F35
GRADE
f = 100 kHz;
ˆ = 200 mT;
B
T = 100 °C
f = 400 kHz;
ˆ = 50 mT;
B
T = 100 °C
≤ 0.18
−
−
≤ 0.14
≤ 0.75
−
−
≤ 0.14
≤ 0.75
−
≥340
−
≤ 0.11
≤ 0.6
−
≥320
−
≤ 0.2
−
≤ 0.3
≥300
−
−
−
−
Properties of core sets under power conditions (continued)
B (mT) at
CORE LOSS (W) at
H = 250 A/m;
f = 25 kHz;
T = 100 °C
f = 500 kHz;
ˆ = 50 mT;
B
T = 100 °C
f = 500 kHz;
ˆ = 100 mT;
B
T = 100 °C
f = 1 MHz;
ˆ = 30 mT;
B
T = 100 °C
f = 3 MHz;
ˆ = 10 mT;
B
T = 100 °C
3C90
≥320
−
−
−
−
3C92
≥370
−
−
−
−
3C94
≥320
−
−
−
−
3C96
≥340
≤ 0.55
−
−
−
3F3
≥320
−
−
−
−
3F35
≥300
≤ 0.2
≤ 1.5
−
−
GRADE
2008 Sep 01
355
Ferroxcube
E cores and accessories
E20/10/6
COIL FORMER
General data for 8-pins E20/10/6 coil former
PARAMETER
SPECIFICATION
Coil former material
polyamide (PA6.6), glass reinforced, flame retardant in accordance with
“UL 94V-0”; UL file number E41871(M)
Pin material
copper-tin alloy (CuSn), tin (Sn) plated
Maximum operating temperature
130 °C, “IEC 60085”, class B
Resistance to soldering heat
“IEC 60068-2-20” , Part 2, Test Tb, method 1B: 350 °C, 3.5 s
Solderability
“IEC 60068-2-20” , Part 2, Test Ta, method 1: 235 °C, 2 s
handbook, full pagewidth
13.7 0
−0.2
11.8 min.
7.5 ±0.1
13.9
5
0
−0.15
6.1
15.65
max.
+0.15
0
6.1 +0.15
0
14
max.
2
3.5
1.6
15 ±0.15
5
±0.05
20.2 max.
∅0.8
1.3 +0.15
0
CBW021
15 ±0.15
20.2 max.
Dimensions in mm.
Fig.2 E20/10/6 coil former; 8-pins.
Winding data and area product for 8-pins E20/10/6 coil former
NUMBER OF
SECTIONS
WINDING
AREA
(mm2)
MINIMUM
WINDING
WIDTH
(mm)
AVERAGE
LENGTH OF
TURN
(mm)
AREA
PRODUCT
Ae x Aw
(mm4)
1
35
11.8
39
1120
2008 Sep 01
356
TYPE NUMBER
CPH-E20/10/6-1S-8P
Ferroxcube
E cores and accessories
E20/10/6
General data 10-pins coaxial E20/10/6 coil former
PARAMETER
SPECIFICATION
Coil former material
polyamide (PA6.6), glass-reinforced, flame retardant in accordance with
“UL 94V-0”; UL file number E41871(M)
Pin material
copper-tin alloy (CuSn), tin (Sn) plated
Maximum operating temperature
130 °C, “IEC 60085”, class B
Resistance to soldering heat
“IEC 60 068-2-20”, Part 2, Test Tb, method 1B: 350 °C, 3.5 s
Solderability
“IEC 60 068-2-20”, Part 2, Test Ta, method 1
19.1 max.
16.6 max.
handbook, full pagewidth
3.81
22.7 15.24
max.
11
10
±0.1 ±0.1
7.4 6.1
±0.1 ±0.1
15.24
22.7
max.
3.81
CBW264
9.2
min.
9.25
min.
11
10
±0.1 ±0.1
17.5
max.
7.4 6.1
±0.1 ±0.1
15.3
max.
5.95
3.8
0.7
0.7
Dimensions in mm.
For mounting grid and method of fitting, see Fig.4.
Fig.3 Coaxial E20/10/6 coil former; 10-pins.
2008 Sep 01
357
Ferroxcube
E cores and accessories
E20/10/6
3.81
handbook, full pagewidth
CBW265
∅1.6 +0.15
0
Dimensions in mm.
This coil former incorporates 6 mm creepage distance between primary and secondary windings, as well
as between primary and all other conductive parts (in accordance with IEC 60380 safety regulations).
Fig.4 Mounting grid and method of fitting.
Winding data and area product for coaxial E20/10/6 coil former
MINIMUM
WINDING
WIDTH
(mm)
AVERAGE
LENGTH OF
TURN
(mm)
AREA
PRODUCT
Ae x Aw
(mm4)
NUMBER OF
SECTIONS
WINDING
AREA
(mm2)
1
11.3
9.2
34.7
362
CPCI-E20/6-1S-5P-G(1)
1
13.1
9.25
50
419
CPCO-E20/6-1S-5P-G(1)
TYPE NUMBER
Note
1. Also available with post-inserted pins. Different number of pins available on request for all types.
2008 Sep 01
358
Ferroxcube
E cores and accessories
E20/10/6
DATA SHEET STATUS DEFINITIONS
DATA SHEET
STATUS
PRODUCT
STATUS
DEFINITIONS
Preliminary
specification
Development
This data sheet contains preliminary data. Ferroxcube reserves the right to
make changes at any time without notice in order to improve design and
supply the best possible product.
Product specification
Production
This data sheet contains final specifications. Ferroxcube reserves the right
to make changes at any time without notice in order to improve design and
supply the best possible product.
DISCLAIMER
Life support applications  These products are not designed for use in life support appliances, devices, or systems
where malfunction of these products can reasonably be expected to result in personal injury. Ferroxcube customers
using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Ferroxcube
for any damages resulting from such application.
PRODUCT STATUS DEFINITIONS
STATUS
INDICATION
DEFINITION
Prototype
These are products that have been made as development samples for the purposes of
technical evaluation only. The data for these types is provisional and is subject to
change.
Design-in
These products are recommended for new designs.
Preferred
These products are recommended for use in current designs and are available via our
sales channels.
Support
These products are not recommended for new designs and may not be available
through all of our sales channels. Customers are advised to check for availability.
2008 Sep 01
359