ER 46/17/18
Core
B66377
ꢀ Round center leg particularly suitable
for use of thick winding wires or tapes
ꢀ For compact winding design with
low leakage inductance
ꢀ ER cores are supplied as single units
Magnetic characteristics (per set)
–1
Σl/A = 0,34 mm
l
= 79 mm
= 233 mm
= 226 mm
e
2
2
A
A
V
e
min
e
3
= 18 400 mm
Approx. weight 98 g/set
Ungapped
Material
N27
A value
nH
µ
A
nH
P
V
W/set
Ordering code
L
e
L1min
5700 + 30/– 20 % 1550 4630 < 3,62
(200 mT, 25 kHz, 100 °C)
B66377-G-X127
Gapped
Material
g
A value approx.
µ
Ordering code
L
e
mm
nH
N27
1,00 0,05
343
93
B66377-G1000-X127
The A value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
L
one gapped core (dimension g > 0).
Calculation factors (for formulas, see “E cores: general information”, page 382)
Material
Relationship between
air gap – A value
Calculation of saturation current
L
K1 (25 °C) K2 (25 °C) K3 (25 °C) K4 (25 °C) K3 (100 °C) K4 (100 °C)
343 – 0,826 589 – 0,847 546 – 0,865
N27
Validity range:
K1, K2: 0,10 mm < s < 1,00 mm
K3, K4: 190 nH < A < 1850 nH
L
473 08/01