Ferrite cores are widely used in HDTV, DVD, PC, tele-communication equipment and many kinds of transformers such as switch transformers, FBT pulse transformers, driving transformers and electronic inductor etc. We can make the ferrite cores according to the drawing and magnetic characteristics supplied by clients.
Material Characteristics
| Type |
Dimension(mm) |
Weight |
| A |
B |
C |
D |
H |
M |
(g) |
| ET20 |
20.10±0.50 |
20.10±0.50 |
4.4±0.3 |
3.9±0.3 |
2.0±0.20 |
2.0±0.20 |
4.3 |
| ET20-1 |
20.10±0.50 |
20.10±0.50 |
5.4±0.3 |
4.0±0.2 |
2.0±0.20 |
2.0±0.20 |
5.5 |
| ET22 |
23.50±0.50 |
22.00±0.30 |
3.5±0.2 |
3.8±0.1 |
2.2±0.15 |
2.2±0.15 |
4.8 |
| ET24 |
24.20±0.50 |
24.20±0.50 |
4.0±0.3 |
4.0±0.3 |
2.4±0.15 |
2.4±0.15 |
6.1 |
| ET25 |
24.60±0.30 |
24.80±0.30 |
7.0±0.2 |
6.9±0.2 |
2.5±0.15 |
2.5±0.15 |
13 |
| ET26 |
26.00±0.40 |
26.00±0.40 |
4.5±0.3 |
4.5±0.3 |
2.5±0.15 |
2.5±0.15 |
6.5 |
| ET28 |
28.45±0.55 |
28.45±0.55 |
5.0±0.3 |
5.0±0.3 |
2.9±0.20 |
2.9±0.20 |
10 |
| ET29 |
29.00±0.30 |
30.00±0.30 |
5.0±0.3 |
5.0±0.3 |
2.9±0.20 |
2.9±0.20 |
10.5 |
| ET35 |
35.30±0.60 |
35.30±0.60 |
7.5±0.3 |
7.3±0.3 |
4.0±0.20 |
4.0±0.20 |
25.1 |
| Type |
Effective parameter |
AL(nH/N2) |
| C1 |
Le |
Ae |
Ve |
GH5 |
GH7 |
GH10 |
GH12 |
| (mm-1) |
(mm) |
(mm2) |
(mm3) |
| ET20 |
2.96 |
52.1 |
17.6 |
917 |
2000±25% |
2700±25% |
3600±25% |
4400±25% |
| ET20-1 |
2.34 |
50.58 |
21.6 |
1092 |
|
|
5500±25% |
|
| ET22 |
5 |
66.6 |
13.5 |
899 |
1700±25% |
2000±25% |
3000±25% |
3500±25% |
| ET24 |
3.42 |
61 |
17.8 |
1090 |
2000±25% |
2700±25% |
3600±25% |
4400±25% |
| ET25 |
3.24 |
63 |
20 |
1400 |
2500±25% |
3000±25% |
4000±25% |
4600±25% |
| ET26 |
3.12 |
66 |
21.1 |
1395 |
2200±25% |
2800±25% |
3600±25% |
4000±25% |
| ET28 |
2.61 |
71.4 |
27.4 |
1950 |
2600±25% |
3600±25% |
4500±25% |
5400±25% |
| ET29 |
2.67 |
74.5 |
27.9 |
2070 |
2600±25% |
3600±25% |
4500±25% |
5400±25% |
| ET35 |
1.48 |
86.7 |
58.6 |
5080 |
4000±25% |
5000±25% |
6400±25% |
8500±25% |
Audited Supplier 
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