ER 46/17/18
Core
I
Round center leg particularly suitable
B66377
for use of thick winding wires or tapes
I
For compact winding design with
low leakage inductance
I
ER cores are supplied as single units
Magnetic characteristics
(per set)
危
l/A
l
e
A
e
A
min
V
e
= 0,34 mm
鈥?
= 79 mm
= 233 mm
2
= 226 mm
2
= 18 400 mm
3
Approx. weight
98 g/set
Ungapped
Material
N27
A
L
value
nH
碌
e
A
L1min
P
V
nH
W/set
Ordering code
5700 + 30/鈥?20 % 1550 4630
< 3,62
B66377-G-X127
(200 mT, 25 kHz, 100 擄C)
Gapped
Material
N27
g
mm
1,00
鹵
0,05
A
L
value approx.
nH
343
碌
e
93
Ordering code
B66377-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
Validity range:
343
K2
(25 擄C)
鈥?0,826
Calculation of saturation current
K3
(25 擄C)
589
K4
(25 擄C)
鈥?0,847
K3
(100 擄C)
K4
(100 擄C)
546
鈥?0,865
K1, K2:
0,10 mm <
s
< 1,00 mm
K3, K4:
190 nH <
A
L
< 1850 nH
473
08/01
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