ER 35/20/11
Core
B66350
ꢀ 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 = 0,81 mm
l
= 89,6 mm
e
2
A
A
V
= 111 mm
= 101 mm
e
2
min
e
3
= 9 930 mm
Approx. weight 52 g/set
Ungapped
Material
N27
A value
nH
µ
A
nH
P
V
W/set
Ordering code
L
e
L1min
2500 + 30/– 20 % 1610 1930 < 1,95
(200 mT, 25 kHz, 100 °C)
B66350-G-X127
Gapped
Material
g
A value
µ
e
Ordering code
L
approx.
nH
mm
N27
0,50 0,05
1,00 0,05
1,50 0,05
275
170
125
177
109
80
B66350-G500-X127
B66350-G1000-X127
B66350-G1500-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)
169 – 0,706 275 – 0,847 256 – 0,865
K1, K2: 0,10 mm < s < 2,50 mm
K3, K4: 90 nH < A < 600 nH
N27
Validity range:
L
470 08/01