B66422 EPCOS, B66422 Datasheet - Page 2

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B66422

Manufacturer Part Number
B66422
Description
Ferrites and accessories
Manufacturer
EPCOS
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
B66422W1010D1
Manufacturer:
SILAN
Quantity:
45 000
Magnetic characteristics (per set)
Σ l/A = 0.98 mm
l
A
A
V
Approx. weight 16.6 g/set
Ungapped
Material
N87
N97
Gapped
Material
N87
The A
one gapped core (dimension g > 0).
Calculation factors (for formulas, see “E cores: general information”)
Material
N87
Validity range:
Please read Cautions and warnings and
Important notes at the end of this document.
e
e
min
e
EFD 25/13/9
Core
E core with flattened, lower center leg
for especially flat transformer design
For DC/DC converters
Delivery mode: single units
= 57 mm
= 58 mm
= 57 mm
= 3310 mm
L
value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
A
nH
2000 +30/–20%
2100 +30/–20%
A
nH
160 ±10%
250 ±10%
315 ±10%
L
L
2
2
value
value
Relationship between
air gap – A
K1 (25 °C)
103
–1
3
K1, K2: 0.10 mm < s < 1.40 mm
K3, K4: 50 nH < A
L
value
K2 (25 °C)
– 0.734
µ
1560
1640
µ
125
195
246
e
e
L
P
W/set
< 1.8 (200 mT, 100 kHz, 100 °C)
< 1.5 (200 mT, 100 kHz, 100 °C)
< 410 nH
V
Calculation of saturation current
K3 (25 °C)
154
2
09/06
g
approx. mm
0.55
0.30
0.22
K4 (25 °C)
– 0.796
K3 (100 °C) K4 (100 °C)
138
Ordering code
B66421G0000X187
B66421G0000X197
Ordering code
B66421U0160K187
B66421U0250K187
B66421U0315K187
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– 0.873
B66421

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