B66391 EPCOS, B66391 Datasheet
B66391
Manufacturer Part Number
B66391
Description
Core
Manufacturer
EPCOS
Datasheet
1.B66391.pdf
(2 pages)
www.DataSheet4U.com
I
I
I
Magnetic characteristics (per set)
l
A
A
V
Approx. weight 146 g/set
Ungapped
Material
N27
Calculation factors (for formulas, see “E cores: general information”, page 382)
Material
N27
Validity range:
e
l/A = 0,49 mm
e
min
e
ER 49/27/17
Core
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
= 118 mm
= 243 mm
= 225 mm
= 28 700 mm
A
nH
3500 + 30/– 20 % 1350 3240
L
value
Relationship between
air gap – A
K1 (25 °C)
342
2
2
–1
3
K1, K2: 0,10 mm < s < 3,50 mm
K3, K4: 130 nH < A
L
value
K2 (25 °C)
– 0,750
e
A
nH
L1min
L
< 1300 nH
Calculation of saturation current
K3 (25 °C)
578
P
W/set
< 5,38
(200 mT, 25 kHz, 100 °C)
V
474
08/01
K4 (25 °C)
– 0,847
K3 (100 °C) K4 (100 °C)
540
Ordering code
B66391-G-X127
– 0,865
B66391
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B66391 Summary of contents
Page 1
... K1, K2: 0,10 mm < s < 3,50 mm K3, K4: 130 nH < L1min V nH W/set < 5,38 (200 mT, 25 kHz, 100 °C) Calculation of saturation current K3 (25 °C) K4 (25 °C) 578 – 0,847 < 1300 nH L 474 08/01 B66391 Ordering code B66391-G-X127 K3 (100 °C) K4 (100 °C) 540 – 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 ...