Data Sheet
Data Sheet
Date:
September 2006
EPCOS AG 2006. Reproduction, publication and dissemination of this data sheet and the
information contained therein without EPCOS' prior express consent is prohibited.
Ferrites and accessories
EELP 43, EILP 43
Core set (with and without clamp recess)
Series/Type:
B66291G, B66291P, B66461G, B66461P
2
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Core set EELP 43
Combination: ELP 43/10/28 with ELP 43/10/28
To IEC 62317-9
Delivery mode: single units
Magnetic characteristics (per set)
l/A = 0.27 mm
1
l
e
= 61.1 mm
A
e
= 229 mm
2
A
min
= 225 mm
2
V
e
= 14000 mm
3
Approx. weight 70 g/set
Ungapped
Calculation factors (for formulas, see "E cores: general information")
EELP 43:
Validity range:
K1, K2: 0.10 mm < s < 2.00 mm
K3, K4: 200 nH < A
L
< 2200 nH
Material
A
L
value
nH
e
P
V
W/set
Ordering code
(per piece)
N49
5000
25%
1070
< 3.5 ( 50 mT, 500 kHz, 100 C)
B66291G0000X149
N92
5500
25%
1170
< 9.0 (200 mT, 100 kHz, 100 C)
B66291G0000X192
N87
7300
25%
1560
< 8.0 (200 mT, 100 kHz, 100 C)
B66291G0000X187
N97
7500
25%
1590
< 7.0 (200 mT, 100 kHz, 100 C)
B66291G0000X197
Material
Relationship between
air gap A
L
value
Calculation of saturation current
K1 (25 C)
K2 (25 C)
K3 (25 C)
K4 (25 C)
K3 (100 C)
K4 (100 C)
N87
358
0.794
597
0.796
540
0.873
FEK0343-J
8.10.2
35.40.7
9.50.15
5.40.15
27.90.6
43.20.9
11
ELP 43/10/28
B66291
Core (with clamp recess)
ELP 43/10/28
3
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Core set EILP 43
Combination:
ELP 43/10/28 with I 43/4/28
To IEC 62317-9
Delivery mode: single units
Magnetic characteristics (per set)
l/A = 0.22 mm
1
l
e
= 50.4 mm
A
e
= 229 mm
2
A
min
= 225 mm
2
V
e
= 11500 mm
3
Approx. weight 60 g/set
Ungapped
Calculation factors (for formulas, see "E cores: general information")
EILP 43:
Validity range:
K1, K2: 0.10 mm < s < 2.00 mm
K3, K4: 200 nH < A
L
< 2200 nH
Material
A
L
value
nH
e
P
V
W/set
Ordering code
(per piece)
N49
5900
25% 1030 < 3.0 ( 50 mT, 500 kHz, 100 C)
B66291G0000X149 (ELP core)
B66291P0000X149 (I core)
N92
6400
25% 1120 < 7.8 (200 mT, 100 kHz, 100 C)
B66291G0000X192 (ELP core)
B66291P0000X192 (I core)
N87
8500
25% 1480 < 7.0 (200 mT, 100 kHz, 100 C)
B66291G0000X187 (ELP core)
B66291P0000X187 (I core)
N97
8700
25% 1525 < 6.0 (200 mT, 100 kHz, 100 C)
B66291G0000X197 (ELP core)
B66291P0000X197 (I core)
Material
Relationship between
air gap A
L
value
Calculation of saturation current
K1 (25 C)
K2 (25 C)
K3 (25 C)
K4 (25 C)
K3 (100 C)
K4 (100 C)
N87
390
0.784
621
0.796
553
0.873
FEK0343-J
8.10.2
35.40.7
9.50.15
5.40.15
27.90.6
43.20.9
11
FEK0344-S
8.10.2
35.40.7
43.20.9
27.90.6
11
4.10.15
0.3 max.
I 43/4/28
ELP 43/10/28
B66291
Core (with clamp recess)
ELP 43/10/28 with I 43/4/28
4
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Core set EELP 43
Combination: ELP 43/10/28 with ELP 43/10/28
To IEC 62317-9
Delivery mode: single units
Magnetic characteristics (per set)
l/A = 0.27 mm
1
l
e
= 61.1 mm
A
e
= 229 mm
2
A
min
= 225 mm
2
V
e
= 14000 mm
3
Approx. weight 70 g/set
Ungapped
Calculation factors (for formulas, see "E cores: general information")
EELP 43:
Validity range:
K1, K2: 0.10 mm < s < 2.00 mm
K3, K4: 200 nH < A
L
< 2200 nH
Material
A
L
value
nH
e
P
V
W/set
Ordering code
(per piece)
N49
5000
25%
1070
< 3.5 ( 50 mT, 500 kHz, 100 C)
B66461G0000X149
N92
5500
25%
1170
< 9.0 (200 mT, 100 kHz, 100 C)
B66461G0000X192
N87
7300
25%
1560
< 8.0 (200 mT, 100 kHz, 100 C)
B66461G0000X187
N97
7500
25%
1590
< 7.0 (200 mT, 100 kHz, 100 C)
B66461G0000X197
Material
Relationship between
air gap A
L
value
Calculation of saturation current
K1 (25 C)
K2 (25 C)
K3 (25 C)
K4 (25 C)
K3 (100 C)
K4 (100 C)
N87
358
0.794
597
0.796
540
0.873
FEK0408-3
8.10.2
35.40.7
9.50.15
5.40.15
43.20.9
27.90.6
ELP 43/10/28
B66461
Core (without clamp recess)
ELP 43/10/28
5
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Core set EILP 43
Combination:
ELP 43/10/28 with I 43/4/28
To IEC 62317-9
Delivery mode: single units
Magnetic characteristics (per set)
l/A = 0.22 mm
1
l
e
= 50.4 mm
A
e
= 229 mm
2
A
min
= 225 mm
2
V
e
= 11500 mm
3
Approx. weight 60 g/set
Ungapped
Calculation factors (for formulas, see "E cores: general information")
EILP 43:
Validity range:
K1, K2: 0.10 mm < s < 2.00 mm
K3, K4: 200 nH < A
L
< 2200 nH
Material
A
L
value
nH
e
P
V
W/set
Ordering code
(per piece)
N49
5900
25% 1030 < 3.0 ( 50 mT, 500 kHz, 100 C)
B66461G0000X149 (ELP core)
B66461P0000X149 (I core)
N92
6400
25% 1120 < 7.8 (200 mT, 100 kHz, 100 C)
B66461G0000X192 (ELP core)
B66461P0000X192 (I core)
N87
8500
25% 1480 < 7.0 (200 mT, 100 kHz, 100 C)
B66461G0000X187 (ELP core)
B66461P0000X187 (I core)
N97
8700
25% 1525 < 6.0 (200 mT, 100 kHz, 100 C)
B66461G0000X197 (ELP core)
B66461P0000X197 (I core)
Material
Relationship between
air gap A
L
value
Calculation of saturation current
K1 (25 C)
K2 (25 C)
K3 (25 C)
K4 (25 C)
K3 (100 C)
K4 (100 C)
N87
390
0.784
621
0.796
553
0.873
FEK0408-3
8.10.2
35.40.7
9.50.15
5.40.15
43.20.9
27.90.6
FEK0409-B
35.40.7
8.10.2
0.3 max.
4.10.15
27.90.6
43.20.9
ELP 43/10/28
I 43/4/28
B66461
Core (without clamp recess)
ELP 43/10/28 with I 43/4/28
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