E 36/18/11
Core
I
E cores are supplied as single units
B66389
Magnetic characteristics
(per set)
危
l/A
l
e
A
e
A
min
V
e
= 0,68 mm
鈥?
= 81 mm
= 120 mm
2
= 112 mm
2
= 9 670 mm
3
Approx. weight
50 g/set
Ungapped
Material
N27
N87
A
L
value
nH
碌
e
A
L1min
P
V
nH
W/set
Ordering code
2900 + 30/鈥?20 % 1550 2330
3100 + 30/鈥?20 % 1680 2330
< 1,85
B66389-G-X127
(200 mT, 25 kHz, 100 擄C)
< 5,00
B66389-G-X187
(200 mT, 100 kHz, 100 擄C)
Gapped
Material
N27
g
mm
1,00
鹵
0,05
A
L
value approx.
nH
183
碌
e
96
Ordering code
B66389-G1000-X127
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
鈥淓 cores: general information鈥?
page 382)
Material
Relationship between
air gap 鈥?/div>
A
L
value
K1
(25 擄C)
N27
N87
Validity range:
182
182
K2
(25 擄C)
鈥?0,749
鈥?0,749
Calculation of saturation current
K3
(25 擄C)
302
295
K4
(25 擄C)
鈥?0,847
鈥?0,796
K3
(100 擄C)
K4
(100 擄C)
280
273
鈥?0,865
鈥?0,873
K1, K2:
0,10 mm <
s
< 2,50 mm
K3, K4:
100 nH <
A
L
< 930 nH
423
08/01
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