Datasheet > B66424-B2000

B66424-B2000

更新时间： 2024-01-15 18:00:22

品牌	Logo	应用领域
爱普科斯 - EPCOS		/
页数	文件大小	规格书
3页	87K
描述
EFD 30/15/9 Core

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数据手册

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B66424-B2000 数据手册

EFD 30/15/9

Core

B66423

ꢀ E core with flattened, lower center leg

for especially flat transformer design

ꢀ For DC/DC converters

ꢀ EFD cores are supplied as single units

Magnetic characteristics (per set)

–1

Σl/A = 0,99 mm

= 68 mm

= 69 mm

min

= 4 690 mm

Approx. weight 24 g/set

Ungapped

Material A value

Ordering code

L1min

W/set

N87

2050 + 30/– 20 % 1610 1280 < 2,60

B66423-G-X187

(200 mT, 100 kHz, 100 °C)

Gapped

Material A value

Ordering code

approx. mm

N87

160 10 %

250 10 %

315 10 %

125

196

246

0,71

0,38

0,27

B66423-U160-K187

B66423-U250-K187

B66423-U315-K187

The A 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 “E cores: general information”, page 382)

Material

Relationship between

air gap – A value

Calculation of saturation current

K1 (25 °C) K2 (25 °C) K3 (25 °C) K4 (25 °C) K3 (100 °C) K4 (100 °C)

125 – 0,712 176 – 0,796 161 – 0,873

K1, K2: 0,10 mm < s < 2,00 mm

K3, K4: 70 nH < A < 630 nH

N87

Validity range:

514 08/01

12 3

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