Datasheet > B66423GX187

B66423GX187

更新时间： 2024-01-19 09:32:49

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FERRIT HALBKERN FERRIT HALBKERN

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中文翻译

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数据手册

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B66423GX187 数据手册

_{Jump t}E_{o p}F_reD_ced3_in0_g/_p1_a5_ge/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)

Σl/A = 0,99 mm^–1

l_e

= 68 mm

A_e= 69 mm²

A_min= 69 mm²

V_e= 4690 mm³

Approx. weight 24 g/set

Ungapped

Material A_Lvalue

µ_e

A_L1minP_V

nH W/set

Ordering code

N67

N87

2050 + 30/– 20 % 1610 1280 3,00

(200 mT, 100 kHz, 100 ˚C)

2050 + 30/– 20 % 1610 1280 2,60

B66423-G-X167

B66423-G-X187

(200 mT, 100 kHz, 100 ˚C)

Gapped

Material A_Lvalue

µ_e

Ordering code

** = 67 (N67)

= 87 (N87)

approx.

N67,

N87

160 ± 10 %

250 ± 10 %

315 ± 10 %

125

196

246

0,71

0,38

0,27

B66423-U160-K1**

B66423-U250-K1**

B66423-U315-K1**

The A_Lvalue in the table applies to a core set comprising one ungapped core (dimension g = 0) and

one gapped core (dimension g > 0).

Calculation factors (see page 423 for formulas)

Material

Relationship between

air gap – A_Lvalue

Calculation of saturation current

K1 (25 ˚C)

125

K2 (25 ˚C)

K3 (25 ˚C)

172

K4 (25 ˚C)

– 0,820

K3 (100 ˚C) K4 (100 ˚C)

N67

N87

– 0,712

166

161

– 0,881

– 0,873

125

176

– 0,796

Validity range:

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

K3, K4: 70 nH < A_L< 630 nH

556

Siemens Matsushita Components

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