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G&M Golden Mangetic Technology ( Shenzhen ) Co., LTD.

Tel:+86-755-86332949  Fax: +86-755-26406857

Address:Unit 603, block A huachuangda building,  Baoan District, Shenzhen, Guangodng 

G&M Golden Magnetic Technology (Hongkong ) Co.,Ltd.

Tel:+852-29477355    Fax:+852-29477356

Office Address:1101 Leader industry center, No.57-59 An pui wan Street, Fotan, Shatin, Hongkong

Factory Add:118 Liangtian Zone, Taimei town, Boluo disrict, huizhou city, guangdong province

E-mail:Daniel@goldenmagnetic.com


Permeability 125 Alloy Powder Core

Permeability 125 Alloy Powder Core

G&M is able to customize the design to meet customers’ requirements.

Send Inquiry

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Physical Dimensions

OD

Bare Core Nominal

50.8 mm

2.000 in

Coated Core (max)

51.69 mm

2.035 in

ID

Bare Core Nominal

31.75 mm

1.250 in

Coated Core (min)

30.94 mm

1.218 in

Ht

Bare Core Nominal

13.46 mm

0.530 in

Coated Core (max)

14.35 mm

0.565 in

Magnetic Dimensions

Ae

Effective  Magnetic Cross Section 1.25 cm²

Le

Effective  Magnetic Path Length 12.733 cm

Ve

Effective Core Volume 15.9 cm³

WA

Minimum Effective Window Area 7.52 cm²

SA

Surface Area 88.2 cm²

MLT

Mean Length Per Turn 6.49 cm

Permeability

Reference
Perm.

AL Value(nH/N²)

AS Sendust

AF Fe-Si

APH Super  Sendust

AH High Flux

14µ

17

AS508014

AF508014

APH508014

AH508014

26µ

32

AS508026

AF508026

APH508026

AH508026

40µ

49

AS508040

AF508040

APH508040

AH508040

60µ

73

AS508060

AF508060

APH508060

AH508060

75µ

91

AS508075

AF508075

APH508075

AH508075

90µ

109

AS508090

AF508090

APH508090

AH508090

125µ

152

AS508125

AF508125


AH508125

147µ

179

AS508147



AH508147

Approx. Unit Weight:

92 g

110 g

89 g

110 g

Test Conditions

Winding

N=70, #18 AWG

Frequency

10 kHz

Voltage

0.39 V

AL Tolerance

±8%

Magnet Wire Winging Data

Wire Size

AWG

8

10

12

14

16

18

20

22

24

26

28

mm

3.150

2.500

2.000

1.600

1.250

1.000

0.800

0.630

0.500

0.400

0.315

Single
Layer

Turns

23

30

38

48

60

75

94

118

148

184

230

Rdc(Ω)

3.1 m

6.4 m

12.8 m

25.8 m

51.2 m

101.9 m

203.0 m

405.4 m

808.6 m

1.6

3.2

Full
Winding

Turns

39

61

94

146

226

350

541

837

1,296

2,006

3,104

Rdc(Ω)

5.2 m

12.9 m

31.7 m

78.4 m

193.0 m

475.3 m

1.2

2.9

7.1

17.4

42.9

Coating/Packaging Information

Coating Type

Black Epoxy

Voltage Breakdown

2500 Vrms

Limit

0.1 mA, 5 s

Package Quantity

120 Pcs/Box

G&M is able to customize the design to meet customers’ requirements.

Performance comparison table:

Property

Composition

Core Loss(mW/cm3)
 @1000Gs/50kHz

DC-Bias(%µe)@
1000

Flux Density(Sat).

Curie Temp

Temp Stability

Color Code

Relative cost

Iron Powder

99%Fe

2000

40

12000Gs

750℃

Medium

Mix Color

0.3

Sendust

85%Fe,9%Si,6%Al

300

45

10500Gs

600℃

Good

Black

1

Si-FeTM

94%Fe.6%Si

750

70

16000Gs

700℃

Good

Blue

1.5

High Flux

50%Fe,50%Ni

400

78

15000Gs

700℃

Better

Khaki

4

MPP

17%Fe,9%Ni,2%Mo

280

50

7500Gs

400℃

Best

Gray

6

*Amorphous
Powder Cores

78%Fe,9%Si,13%B

420

68

14000Gs

400℃

Poor

-

3.5

Neu FluxTM

85%Fe,15%Si-Ni

480

78

16000Gs

650℃

Best

Browm

2


image011(001)

Percent Initial Permeability vs.DC Magnetizing Force


image015(001)

Percent Initial Permeability vs.Peak AC Flux Density

image019(001)

Initial Permeability vs.Frequency


image021(001)

Permeability vs. Temperature

Sendust (AS) Core Loss

image023

Typical Applications:

Workshop and equipment:

image031_副本2

image031_副本3

Corporate honor:

image076_副本

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