E 42/21/15
Core
I
In accordance with IEC 61246
I
E cores are supplied as single units
B66325
Magnetic characteristics
(per set)
危
l/A
l
e
A
e
A
min
V
e
= 0,54 mm
鈥?
= 97 mm
= 178 mm
2
= 175 mm
2
= 17 300 mm
3
Approx. weight
88 g/set
Ungapped
Material
N27
N87
A
L
value
nH
碌
e
A
L1min
P
V
nH
W/set
Ordering code
3500 + 30/鈥?20 % 1510 2900
3950 + 30/鈥?20 % 1690 2900
< 3,30
B66325-G-X127
(200 mT, 25 kHz, 100擄C)
< 9,00
B66325-G-X187
(200 mT, 100 kHz, 100擄C)
Gapped
Material
N27
g
mm
0,10
鹵
0,02
0,25
鹵
0,02
0,50
鹵
0,05
0,64
鹵
0,05
1,00
鹵
0,05
1,50
鹵
0,05
A
L
value
approx. nH
1497
759
454
378
272
201
碌
e
647
328
196
164
118
87
Ordering code
B66325-G100-X127
B66325-G250-X127
B66325-G500-X127
B66325-G640-X127
B66325-G1000-X127
B66325-G1500-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
N87
Validity range:
272
272
K2
(25 擄C)
鈥?0,741
鈥?0,741
Calculation of saturation current
K3
(25 擄C)
436
423
K4
(25 擄C)
鈥?0,847
鈥?0,796
K3
(100 擄C)
K4
(100 擄C)
406
396
鈥?0,865
鈥?0,873
K1, K2:
0,10 mm <
s
< 2,50 mm
K3, K4:
1210 nH <
A
L
< 130 nH
426
08/01
1
2
