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 |
ptg. |
Dimension |
Weight
( g ) |
A |
B |
C |
D |
E |
F |
G |
EFD1113 |
1 |
11.1±0.15 |
6.7±0.10 |
4.0±0.10 |
4.1±0.10 |
8.1±0.15 |
4.90±0.10 |
2.05±0.10 |
2.1 |
EFD1515 (H) |
1 |
15.5±0.35 |
7.6±0.25 |
4.8±0.20 |
5.2±0.20 |
11.0min |
5.55±0.20 |
2.20±0.15 |
3.2 |
EFD15G |
2 |
15.1±0.3 |
7.2±0.25 |
4.0±0.2 |
4.5±0.2 |
10 min |
4.9±0.2 |
2.7±0.2 |
3.4 |
EFD1614 |
2 |
16.25±0.4 |
7.8±0.15 |
4.8±0.2 |
5.9±0.2 |
12.4 min |
5.7±0.15 |
2.5±0.2 |
4 |
EFD2020 (H) |
1 |
20.5±0.60 |
10.0±0.15 |
6.8±0.30 |
8.9±0.20 |
15.4±0.50 |
7.70±0.20 |
3.60±0.15 |
8.5 |
EFD2020S |
1 |
20.0±0.5 |
10.2±0.2 |
6.2±0.2 |
8.9±0.2 |
15.4±0.45 |
7.95±0.2 |
3.2±0.2 |
8.45 |
EFD20D |
1 |
20.6±0.40 |
10.1±0.25 |
6.6±0.30 |
8.9±0.20 |
16.0 min |
7.80±0.25 |
3.60±0.15 |
8.5 |
EFD2025-5.8 |
1 |
20.5±0.35 |
12.75±0.25 |
5.8±0.2 |
8.9±0.2 |
15.9 min |
10.45±0.2 |
3.6±0.2 |
9.2 |
EFD2027 (H) |
2 |
20.0±0.55 |
13.8±0.30 |
7.8±0.25 |
8.9±0.25 |
15.9±0.40 |
10.50±0.25 |
3.70±0.15 |
11.9 |
EFD2525 (H) |
1 |
25.6±0.60 |
12.6±0.30 |
9.1±0.40 |
11.3±0.20 |
19.3±0.60 |
9.50±0.30 |
5.15±0.20 |
18.3 |
EFD2532 (H) |
1 |
25.6±0.60 |
16.0±0.20 |
9.1±0.40 |
11.3±0.20 |
19.3±0.60 |
12.80±0.20 |
5.15±0.20 |
21.2 |
EFD3030 (H) |
1 |
30.5±0.50 |
15.2±0.20 |
9.1±0.20 |
14.6±0.25 |
23.0min |
11.40±0.15 |
4.90±0.15 |
25.6 |
EFD3130 (H) |
1 |
31.4±0.50 |
15.3±0.20 |
9.2±0.30 |
14.6±0.25 |
23.5min |
11.50±0.20 |
4.70±0.15 |
25.8 |
EFD31-1 |
1 |
31.7±0.60 |
15.3±0.20 |
9.2±0.30 |
14.6±0.25 |
24.1min |
11.50±0.20 |
4.70±0.15 |
26 |
EFD3135 |
2 |
31.8±0.80 |
17.4±0.25 |
7.8±0.30 |
11.7±0.30 |
24.1±0.60 |
13.10±0.30 |
4.00±0.20 |
25.6 |
EFD32 |
1 |
32.0±0.5 |
15.65±0.2 |
9.25±0.25 |
14.5±0.25 |
24.7±0.45 |
11.75±0.2 |
4.75±0.15 |
28.5 |
EFD3334 (H) |
1 |
33.6±0.50 |
17.6±0.20 |
9.1±0.20 |
14.6±0.20 |
25.8±0.40 |
13.7±0.20 |
4.90±0.20 |
31 |
EFD34-1 |
2 |
33.7±0.60 |
23.5±0.20 |
5.0±0.15 |
17.0±0.20 |
23.5min |
18.00±0.15 |
3.00±0.10 |
37 |
EFD3444 |
2 |
33.7±0.60 |
22.3±0.30 |
5.4±0.30 |
17.0±0.20 |
23.5min |
16.80±0.30 |
3.50±0.20 |
35.5 |
EFD3543 |
2 |
35.5±0.7 |
21.6±0.3 |
6.45±0.2 |
16.5±0.3 |
25.2 min |
16.6±0.3 |
3.85±0.15 |
36.5 |
EFD3634 (H) |
2 |
36.5±0.70 |
16.9±0.30 |
11.5±0.40 |
15.3±0.30 |
26.6min |
11.70±0.20 |
7.50±0.20 |
50.2 |
EFD3835 |
2 |
37.8±0.60 |
17.7±0.20 |
7.6±0.20 |
18.7±0.30 |
29.7±0.60 |
13.00±0.20 |
3.35±0.20 |
35 |
EFD4138.5 |
2 |
41.0±0.80 |
19.2±0.3 |
11.8±0.30 |
16.6±0.40 |
31.4±0.70 |
14.5±0.2 |
6.70±0.25 |
58.2 |
EFD4549 |
2 |
45.7±0.60 |
24.5±0.20 |
5.95±0.25 |
24.0±0.40 |
33.0min |
17.80±0.30 |
3.00±0.20 |
47 |
EFD4649 |
2 |
45.5±0.80 |
24.3±0.20 |
6.5±0.20 |
22.75±0.3 |
33.4±0.60 |
17.70±0.20 |
3.30±0.20 |
55.4 |
EFD5050 |
2 |
50.5±0.70 |
25.6±0.30 |
9.0±0.30 |
23.5±0.30 |
38.0±0.40 |
18.50±0.30 |
5.00±0.30 |
84.9 |
Type |
Effective parameter |
AL(nH/N2) |
C1(mm-1) |
Le(mm) |
Ae(mm2) |
Ve(mm3) |
GP4 |
EFD1113 |
3.03 |
31.1 |
10.25 |
363 |
900±25% |
EFD1515 |
3.18 |
36.45 |
11.44 |
641.8 |
900±25% |
EFD15G |
3.19 |
36.45 |
11.44 |
635.7 |
|
EFD1614 |
0.57 |
36.7 |
15.9 |
591.3 |
|
EFD2020 |
0.83 |
46.69 |
28.5 |
1460 |
1370±25% |
EFD2020S |
1.71 |
48.6 |
28.5 |
1387.2 |
1250±25% |
EFD20D |
1.86 |
48.68 |
26.1 |
1270 |
1370±25% |
EFD2025-5.8 |
2.14 |
58.3 |
27.2 |
1583 |
1150±25% |
EFD2027 |
1.7 |
59.23 |
34.74 |
2057.9 |
1150±25% |
EFD2525 |
1.31 |
57 |
57.6 |
3310 |
2000±25% |
EFD2532 |
1.31 |
76 |
57.6 |
4150 |
1800±25% |
EFD3030 |
1.19 |
74.36 |
62.5 |
4848.1 |
2300±25% |
EFD3130 |
1.19 |
74.36 |
62.5 |
4848.1 |
2300±25% |
EFD31-1 |
1.12 |
70.99 |
63.46 |
4505 |
2300±25% |
EFD3135 |
1.78 |
83.4 |
46.8 |
4851 |
1900±25% |
EFD32 |
1.07 |
73.6 |
68.7 |
5056.1 |
2300±25% |
EFD3334 |
1.24 |
80.45 |
64.58 |
5195.6 |
1880±25% |
EFD34-1 |
2.13 |
108.75 |
51 |
5525.5 |
1500±25% |
EFD3444 |
1.74 |
103.95 |
59.5 |
5851.7 |
1800±25% |
EFD3543 |
|
94.43 |
62.43 |
5892 |
|
EFD3634 |
1.937 |
76.09 |
117.23 |
8920 |
3500±25% |
EFD3835 |
1.44 |
90.3 |
62.6 |
5929 |
2050±25% |
EFD4138.5 |
0.82 |
91.6 |
112 |
10259 |
4100±25% |
EFD4549 |
0.985 |
68 |
69 |
7700 |
2050±25% |
EFD4649 |
1.35 |
106 |
78.5 |
8321 |
2000±25% |
EFD5050 |
0.99 |
113.7 |
114.3 |
12996 |
2400±25% |