B66367
B66367 is Core manufactured by EPCOS.
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ETD 49/25/16 Core
I In accordance with IEC 61185 I Quality assurance per UTE 83313-004/
CECC 25 301-004 (material N27)
I For SMPS transformers with optimum weight/performance ratio at small volume
I ETD cores are supplied as single units
Magnetic characteristics (per set)
24,9 _ 0,4 17,7+0,8
Σl/A le Ae A min Ve
16,7 _ 0,8
16,7 _ 0,8
= 0,54 mm- 1 = 114 mm = 211 mm2 = 209 mm2 = 24 100 mm3
36,1+1,8
_ 0,9 48,5 +1,3
FEK0061-Y
Approx. weight 124 g/set
Ungapped Material N27 N87 N97 1) AL value n H
µe
A L1min P V n H W/set
Ordering code
3700 + 30/- 20 % 1590 2910 3800 + 30/- 20 % 1630 2910 3900 + 30/- 20 % 1680 2910
< 4,59 B66367-G-X127 (200 m T, 25 k Hz, 100 °C) < 12,40 B66367-G-X187 (200 m T, 100 k Hz, 100 °C) < 10,60 B66367-G-X197 (200 m T, 100 k Hz, 100 °C)
Gapped Material g mm N27, N87 0,20 ± 0,02 0,50 ± 0,05 1,00 ± 0,05 2,00 ± 0,05 A L value approx. n H 1035 525 314 188
µe
Ordering code
- - = 27 (N27)
- - = 87 (N87) B66367-G200-X1-
- B66367-G500-X1-
- B66367-G1000-X1-
- B66367-G2000-X1-
- 444 225 135 81
The A L value in the table applies to a core set prising one ungapped core (dimension g = 0) and one gapped core (dimension g > 0).
1) Preliminary data
491 08/01 g
ETD 49/25/16 Core
Calculation factors (for formulas, see “ E cores: general information”, page 382) Material Relationship between air gap
- A L value K1 (25 °C) N27 N87 Validity range: 314 314 K2 (25 °C)
- 0,741
- 0,741 Calculation of saturation current K3 (25 °C) 504 485 K4 (25 °C)
-...
