EPCOS B66367-G-X197 Etd 49/25/16 core Datasheet

ETD 49/25/16
Core
B66367
24,9 _ 0,4
17,7+0,8
g
■ In accordance with IEC 61185
■ Quality assurance per UTE 83313-004/
CECC 25 301-004 (material N27)
■ For SMPS transformers with optimum
weight/performance ratio at small volume
■ ETD cores are supplied as single units
Magnetic characteristics (per set)
16,7 _ 0,8
= 0,54 mm–1
= 114 mm
= 211 mm2
= 209 mm2
= 24 100 mm3
16,7 _ 0,8
Σl/A
le
Ae
A min
Ve
36,1+1,8
_ 0,9
48,5 +1,3
Approx. weight 124 g/set
FEK0061-Y
Ungapped
µe
Material
AL value
nH
A L1min P V
nH
W/set
N27
3700 + 30/– 20 % 1590 2910
< 4,59
B66367-G-X127
(200 mT, 25 kHz, 100 °C)
N87
3800 + 30/– 20 % 1630 2910
< 12,40
B66367-G-X187
(200 mT, 100 kHz, 100 °C)
N97 1)
3900 + 30/– 20 % 1680 2910
< 10,60
B66367-G-X197
(200 mT, 100 kHz, 100 °C)
Ordering code
Gapped
µe
mm
A L value
approx.
nH
Ordering code
** = 27 (N27)
** = 87 (N87)
0,20 ± 0,02
0,50 ± 0,05
1,00 ± 0,05
2,00 ± 0,05
1035
525
314
188
444
225
135
81
B66367-G200-X1**
B66367-G500-X1**
B66367-G1000-X1**
B66367-G2000-X1**
Material
g
N27,
N87
The A L value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
one gapped core (dimension g > 0).
1) Preliminary data
491 08/01
ETD 49/25/16
Core
B66367
Calculation factors (for formulas, see “E cores: general information”, page 382)
Calculation of saturation current
Material
Relationship between
air gap – A L value
K1 (25 °C)
K2 (25 °C)
K3 (25 °C)
K4 (25 °C)
K3 (100 °C) K4 (100 °C)
N27
314
– 0,741
504
– 0,847
470
– 0,865
N87
314
– 0,741
485
– 0,796
460
– 0,873
Validity range:
K1, K2: 0,10 mm < s < 3,50 mm
K3, K4: 120 nH < A L < 1160 nH
492 08/01
ETD 49/25/16
Accessories
B66368
Coil former (magnetic axis horizontal)
Material:
GFR polyterephthalate, UL 94 V-0, insulation class to IEC 60085:
B66368B: F = max. operating temperature 155 °C, color code black
(Valox 420SE0; [E 45329 (M)]; General Electric Plastics)
B66368W: H = max. operating temperature 180 °C, color code black
(Rynite FR530; [E 69578 (M)]; E I DUPONT DE NEMOURS & CO INC)
Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s
Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3.5 s
Winding:
see databook 2001, chapter Processing Notes, page 158
Yoke
Material: Stainless spring steel (0.4 mm)
Sections
AN (mm²)
lN (mm)
AR value (µΩ) Pins
Ordering code
1
269.4
86
11
B66368B1020T001
B66368W1020T001
20
Yoke (ordering code per piece, 2 are required)
B66368A2000
Coil former
Yoke
54,5 max.
35,5 min.
19,3 max.
17 min.
40,9 max.
_ 0,2
53,5 +0,5
56,2 max.
35,4 max.
32,7 min.
4,5±0,5
16,5±0,2
0,8
9 x 5,08 = 45,72
10,8±0,3
FEK0206-9
1,6+0,15
40,64±0,05
FEK0415-K
Hole arrangement
View in mounting direction
 EPCOS AG 2003. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information
contained therein without EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and
Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless
otherwise agreed.
FER PMD ZUB E
18.09.03
Page 1 of 1
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Published by EPCOS AG
Marketing Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
 EPCOS AG 2000. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited.
The information contained in this brochure describes the type of component and shall not be considered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
the Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
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Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our Sales Offices.
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