B66423 Epcos, B66423 Datasheet

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B66423

Manufacturer Part Number
B66423
Description
EFD 30/15/9 Core
Manufacturer
Epcos
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
B66423G0000X187
Quantity:
520
I
I
I
Magnetic characteristics (per set)
l
A
A
V
Approx. weight 24 g/set
Ungapped
Material
N87
Gapped
Material
N87
The A
one gapped core (dimension g > 0).
Calculation factors (for formulas, see “E cores: general information”, page 382)
Material
N87
Validity range:
e
l/A = 0,99 mm
e
min
e
EFD 30/15/9
Core
E core with flattened, lower center leg
for especially flat transformer design
For DC/DC converters
EFD cores are supplied as single units
= 68 mm
= 69 mm
= 69 mm
= 4 690 mm
L
value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
A
nH
2050 + 30/– 20 % 1610 1280
A
nH
160
250
315
L
L
value
value
2
2
Relationship between
air gap – A
K1 (25 °C)
125
–1
10 %
10 %
10 %
3
K1, K2: 0,10 mm < s < 2,00 mm
K3, K4: 70 nH < A
L
value
K2 (25 °C)
– 0,712
125
196
246
e
e
A
nH
L
L1min
< 630 nH
Calculation of saturation current
K3 (25 °C)
176
P
W/set
< 2,60
(200 mT, 100 kHz, 100 °C)
V
514
g
approx. mm
0,71
0,38
0,27
08/01
K4 (25 °C)
– 0,796
K3 (100 °C) K4 (100 °C)
161
Ordering code
B66423-G-X187
Ordering code
B66423-U160-K187
B66423-U250-K187
B66423-U315-K187
– 0,873
B66423

Related parts for B66423

B66423 Summary of contents

Page 1

... P e L1min V nH W/set < 2,60 (200 mT, 100 kHz, 100 ° approx. mm 0,71 0,38 0,27 Calculation of saturation current K3 (25 °C) K4 (25 °C) 176 – 0,796 < 630 nH L 514 08/01 B66423 Ordering code B66423-G-X187 Ordering code B66423-U160-K187 B66423-U250-K187 B66423-U315-K187 K3 (100 °C) K4 (100 °C) 161 – 0,873 ...

Page 2

EFD 30/15/9 Accessories Coil former Material: GFR thermosetting plastic V-0, insulation class to IEC 60085: B66424-B: F max. operating temperature 155 °C; color code green B66424-W: H max. operating temperature 180 °C; color code black Solderability: to IEC ...

Page 3

... 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 ...

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