Datasheet

434 08/01
■ E cores are supplied as single units
Magnetic characteristics (per set)
Σl/A = 0,22 mm
–1
l
e
= 149 mm
A
e
= 683 mm
2
A
min
= 676 mm
2
V
e
= 102 000 mm
3
Approx. weight 514 g/set
Ungapped
Gapped
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).
Calculation factors (for formulas, see “E cores: general information”, page 382)
Validity range: K1, K2: 0,20 mm < s < 5,00 mm
K3, K4: 290 nH < A
L
< 2880 nH
Material A
L
value
nH
µ
e
A
L1min
nH
P
V
W/set
Ordering code
N27 8850 + 30/– 20 % 1530 7200 < 19,00
(200 mT, 25 kHz, 100 °C)
B66371-G-X127
N87 9700 + 30/– 20 % 1700 7200 < 9,50
(100 mT, 100 kHz, 100 °C)
B66371-G-X187
Material g
mm
A
L
value approx.
nH
µ
e
Ordering code
N27 1,50
± 0,05 655 113 B66371-G1500-X127
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)
N27 903 – 0,789 1568 – 0,847 1470 – 0,865
N87 903 – 0,789 1485 – 0,796 1438 – 0,873
B66371Core
E 70/33/32