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Kool Mµ Hƒ Powder Cores

The newest version of the Sendust material from Magnetics, optimised for minimal losses and to work at higher frequencies.

Supplier: Magnetics Inc.

Technology type: Powder Cores

Kool Mµ Hƒ powder cores are made from distributed gap alloy powder, optimised for frequencies 200-500kHz. It exhibits at approximately 35% lower losses and 20% higher DC-Bias when compared to Kool Mµ.

Kool Mµ Hƒ is a cost-effective solution for minimising power losses in high-frequency power supplies using GaN or SiC, high-efficiency power supplies, and uninterruptible power supplies (UPS).

Range features

A high level overview of what this range offers

  • Advanced FeSiAl powder material
  • Lowest available core losses
  • High-frequency range: 60µ usable up to 30MHz
  • Available permeabilities: 19, 26, and 60
  • Improved DC-Bias compared to Kool Mµ
  • Relatively inexpensive
  • Saturation flux density 1.0T
  • Curie temperature: 500°C
  • Applications:
    - GaN and SiC converters
    - Uninterruptable power supplies (UPS)
    - Highly efficient power supplies

What's in this range?

All the variants in the range and a comparison of what they offer

Model

Size (finished) (OD × ID × HT)

A L (nH/N2) 26µ

A L (nH/N2) 60µ

Le (cm)

Ac (cm2)

Vol (cm3)

050

13.5 x 6.99 x 5.51

12

27

31.2

10.9

340

120

17.3 x 9.53 x 7.11

15

35

41.2

19.2

791

380

21.1 x 12.1 x 7.11

19

43

41.4

23.2

960

206

23.6 x 13.3 x 8.4

14

32

50.9

22.1

1120

310

24.3 x 13.8 x 9.7

19

43

56.7

31.7

1800

350

27.7 x 14.1 x 11.9

22

51

58.8

38.8

2280

930

33.7 x 19.5 x 11.4

32

75

63.5

65.4

4150

548

33.7 x 19.5 x 11.4

28

61

81.4

65.6

5340

585

35.2 x 22.6 x 9.8

16

38

89.5

46.6

4150

324

36.7 x 21.5 x 11.4

24

56

89.8

67.8

6090

254

40.8 x 23.3 x 15.4

35

81

98.4

107

10600

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With the largest team of technical support specialists in Europe, we are at the forefront of a design led approach to delivering challenging and custom solutions for magnetic cores or components for production.

Whether your need is simple or complex, we can develop a solution to achieve your goals. With in- house experts we can design, develop and test prototypes that meet performance and environmental requirements of your application.

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