B66343 EPCOS AG, B66343 Datasheet
B66343
Manufacturer Part Number
B66343
Description
70/35/16 Core
Manufacturer
EPCOS AG
Datasheet
1.B66343.pdf
(2 pages)
I
I
I
I
Magnetic characteristics (per set)
l
A
A
V
Approx. weight 252 g/set
Ungapped
Material
N27
Gapped
Material
N27
The A
one gapped core (dimension g > 0).
Calculation factors (for formulas, see “E cores: general information”, page 382)
Material
N27
Validity range:
e
l/A = 0,52 mm
e
min
e
EC 70/35/16
Core
In accordance with IEC 60647
Compact E core with large winding window
Round center leg particularly suitable
for use of thick winding wires
EC cores are supplied as single units
= 144 mm
= 279 mm
= 211 mm
= 40 200 mm
L
value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
A
nH
3900 + 30/– 20 % 1600 3050
g
mm
0,50
1,00
L
value
Relationship between
air gap - A
K1 (25 °C)
320
2
2
–1
3
0,05
0,05
K1, K2: 0,10 mm < s < 3,50 mm
K3, K4: 120 nH < A
L
value
K2 (25 °C)
– 0,725
A
nH
529
320
e
L
value approx.
A
nH
L
L1min
< 1200 nH
Calculation of saturation current
K3 (25 °C)
644
P
W/set
< 4,80
(200 mT, 25 kHz, 100 °C)
503
V
217
131
08/01
e
K4 (25 °C)
– 0,847
K3 (100 °C) K4 (100 °C)
603
Ordering code
B66343-G-X127
Ordering code
B66343-G500-X127
B66343-G1000-X127
– 0,865
B66343
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B66343 Summary of contents
Page 1
... A value approx 529 217 320 131 Calculation of saturation current K3 (25 °C) K4 (25 °C) 644 – 0,847 < 1200 nH L 503 08/01 B66343 Ordering code B66343-G-X127 Ordering code B66343-G500-X127 B66343-G1000-X127 K3 (100 °C) K4 (100 °C) 603 – 0,865 ...
Page 2
... ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices ...