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| Microwave ferrites |
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Capitalizing on its vast accumulation of ferrite material know-how, FDK
supplies many variations of low-loss, high-performance micro-wave ferrites.
The frequency selection ranges from VHF and UHF to millimeter waves for
both spinel and garnet type ferrites.
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| Features |
- Low loss ensured by narrow magnetic line-widths(
H)and low dielectric loss levels(tan de).
- Operation at any frequency made possible by a wide selection of saturation
magnetization levels.
- Variegated shape selection offered to facilitate users'precision processing
work.
- Proven mechanical strength.
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| Applications |
- Microwave communications equipment
- Receivers for satellite broadcast and satellite communications
- Microwave components (circulators, isolators, phase shifters, switches,
etc.)
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| Spinel and garnet type ferrite materials |
| Specifications |
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| Material |
Saturation
magnetization
4pMs(G)
[(T)] |
Line width
H (Oe)max.
[(kA/m)] |
Dielectric
constant
e |
Dielectric
loss
tan de
max. |
Curie temp.
Tc(ºC)
min. |
Saturation flux
density
Bs(G)
[(T)] |
Residual flux
density
Br(G)
[(T)] |
Coercive force Hc(Oe)
[(A/m)] |
Squareness ratio
Br/B²° |
Density
d
(g/cm³) |
Document No.
MW-M-OOO |
PDF |
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M31 |
5000±5%
[0.500] |
150
[11.937] |
13±5% |
5X10-4 |
300 |
4300
[0.430] |
3200
[0.320] |
0.8
[63.662] |
0.74 |
5.3±0.1 |
002 |
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| M21 |
2850±5%
[0.285] |
350
[27.853] |
12±5% |
6X10-4 |
230 |
2300
[0.230] |
2000
[0.200] |
1.4
[111.409] |
0.87 |
4.5±0.1 |
003 |
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| M23 |
2000±5%
[0.200] |
250
[19.895] |
11.5±5% |
6X10-4 |
180 |
1650
[0.165] |
1400
[0.140] |
1.1
[87.535] |
0.85 |
4.5±0.1 |
004 |
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Y10 |
1780±5%
[0.178] |
55
[4.377] |
13.5±5% |
5X10-4 |
270 |
1600
[0.160] |
1230
[0.123] |
1.0
[79.578] |
0.77 |
5.05±0.1 |
005 |
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| Y13 |
1200±5%
[0.120] |
55
[4.377] |
13±5% |
5X10-4 |
220 |
1080
[0.108] |
920
[0.092] |
1.2
[95.493] |
0.85 |
5.0±0.1 |
006 |
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| Y15 |
800±5%
[0.080] |
55
[4.377] |
13±5% |
5X10-4 |
200 |
730
[0.073] |
600
[0.060] |
1.2
[95.492] |
0.82 |
5.0±0.1 |
008 |
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| Y16 |
650±5%
[0.065] |
55
[4.37] |
13±5% |
5X10-4 |
170 |
500
[0.050] |
390
[0.039] |
1.3
[103.451] |
0.78 |
5.0±0.1 |
009 |
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| Y17 |
450±5%
[0.045] |
55
[4.377] |
13±5% |
5X10-4 |
140 |
390
[0.039] |
260
[0.026] |
1.2
[95.493] |
0.67 |
5.0±0.1 |
010 |
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| NOTE: |
H,e, and tan de values were measured at a frequency level of 10 GHz.
Bz, Br, Hc and Br/B20 are reference values. |
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| Shapes and dimensions |
| Shape |
Disk |
Rod |
Plate |
Bar |
Triangular plate |
External
appearance |
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Dimensional
range |
Diameter:
65mm max.
Thickness:
4mm max. |
Diameter:
30mm max.
Length:
50mm max. |
Long side:
50mm max.
Thickness:
4mm max. |
Short side:
10mm max.
Length:
50mm max. |
Side:
60mm max.
Thickness:
5mm max. |
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| Naming of product number |
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