Manufacturer for Microphone Transformer - EMC Common Mode Choke cores（LLE-CM） – LLE
Manufacturer for Microphone Transformer - EMC Common Mode Choke cores（LLE-CM） – LLE Detail:
EMC Common Mode Choke cores（LLE-CM）
1.Features
- High initial permeability and high AL value
- High effective insertion loss and excellent noise suppression
- Wide frequency range, large adjustable range for permeability（µ0）from 20000～160000
- Low core loss，small choke size for volume and weight with epoxy coating
2.Application
- Switched-mode Power supplies
- EMI common mode fliter
3.Properties:
| Nanocrystalline cores | Ferrite cores | |
| Saturation magnetic induction Bs（T） | ≥1.20T | 0.4 |
| Curie temperature（℃） | ≥560 | 170 |
| Saturation magnetism flexible coefficient（×10-6） | <2 | 4 |
| Operating Temperature Range | -55—130℃ | <80℃ |
| Initial permeability µ0 | 20000－160000 | 2000 |
| Coercivity A/m | <1.6 | 30 |
| High frequency core lose P(20KHZ.0.2T) | 3.4 | 7.5 |
4.Specifications and electric parameters:
|
Part No. |
Core dimensions(mm) OD×ID×H |
Finished dimensions(mm)
|
lFe (cm) |
AFe (cm2) |
AL※ |
Type of finish |
|||
|
OD |
ID |
Ht |
10K nominal |
100K nominal |
|||||
|
1 |
7.2×4.5×3.0 |
8.0 |
3.5 |
4.5 |
1.81 |
0.03 |
12 |
– |
Plastic case |
|
2 |
9.8×6.5×4.5 |
11.2 |
5.1 |
5.7 |
2.56 |
0.06 |
22 |
5 |
Plastic case |
|
3 |
10×6.5×5.0 |
11.2 |
5.1 |
6.5 |
2.59 |
0.07 |
24 |
– |
Plastic case |
|
4 |
12×8.0×4.5 |
13.5 |
6.5 |
6.5 |
3.14 |
0.07 |
25 |
– |
Plastic case |
|
5 |
14×10×5.0 |
15.5 |
8.5 |
6.8 |
3.77 |
0.08 |
21 |
– |
Plastic case |
|
6 |
16×10×8 |
17.2 |
8.5 |
10 |
4.08 |
0.19 |
40 |
– |
Plastic case |
|
7 |
20×12×8 |
22.3 |
10 |
10.3 |
5.03 |
0.25 |
45 |
– |
Plastic case |
|
8 |
20×12×8 |
22.3 |
10 |
10.3 |
5.03 |
0.25 |
20 |
9 |
Plastic case |
|
9 |
16×12.5×6 |
≤17.8 |
≥10.7 |
≤8.0 |
4.48 |
0.08 |
16 |
5.3 |
Epoxy coated |
|
10 |
26×16×10 |
27.5 |
14.0 |
12.5 |
6.60 |
0.39 |
65 |
15 |
Plastic case |
|
11 |
21×16.5×12 |
22.8 |
14.6 |
15 |
5.89 |
0.21 |
– |
7.5 |
Plastic case |
|
12 |
28×18×15 |
30.2 |
16.0 |
17.6 |
7.23 |
0.59 |
60 |
– |
Plastic case |
|
13 |
25×20×10 |
27.8 |
18 |
12.7 |
7.07 |
0.20 |
30 |
7 |
Plastic case |
|
14 |
30×20×15 |
33.1 |
17.8 |
17.5 |
7.85 |
0.59 |
70 |
– |
Plastic case |
|
15 |
32×20×10 |
34 |
17.8 |
12.5 |
8.17 |
0.47 |
45 |
– |
Plastic case |
|
16 |
40×25×10 |
42.5 |
22.5 |
13.0 |
10.21 |
0.59 |
50 |
– |
Plastic case |
|
17 |
40×25×15 |
43.2 |
21.9 |
18.9 |
10.21 |
0.88 |
70 |
– |
Plastic case |
|
18 |
40×32×15 |
44.3 |
29.2 |
18.6 |
11.31 |
0.47 |
45 |
7 |
Plastic case |
|
19 |
40×32×15 |
≤43.5 |
≥28.5 |
≤17.8 |
11.31 |
0.47 |
14 |
7.2 |
Epoxy coated |
|
20 |
50×32×15 |
53.2 |
29.0 |
18.2 |
12.88 |
1.05 |
60 |
– |
Plastic case |
|
21 |
50×32×20 |
53.2 |
29.5 |
23.5 |
12.88 |
1.40 |
80 |
– |
Plastic case |
|
22 |
50×40×20 |
≤53.5 |
≥36.5 |
≤22.8 |
14.14 |
0.78 |
30 |
10 |
Epoxy coated |
|
23 |
50×40×25 |
53.4 |
36.2 |
28.3 |
14.14 |
0.98 |
62 |
12 |
Plastic case |
|
24 |
60×40×20 |
63 |
37 |
24 |
15.71 |
1.56 |
70 |
– |
Plastic case |
|
25 |
64×40×20 |
67 |
37 |
24 |
16.34 |
1.87 |
80 |
– |
Plastic case |
|
26 |
65×50×25 |
68 |
47 |
29 |
18.06 |
1.46 |
60 |
18 |
Plastic case |
|
27 |
80×50×20 |
84 |
47 |
24 |
20.42 |
2.34 |
80 |
– |
Plastic case |
|
28 |
100×80×20 |
76 |
103.6 |
23.7 |
28.27 |
1.56 |
45 |
13 |
Plastic case |
- ※ Test conditions： 0.1 V
- AL=Inductivity for N = 1 (tolerance +50/ -30%)
- others cores can be made for meeting user’s need.
Product detail pictures:
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We are proud of the superior customer gratification and wide acceptance due to our persistent pursuit of top of the range both of those on merchandise and service for Manufacturer for Microphone Transformer - EMC Common Mode Choke cores（LLE-CM） – LLE, The product will supply to all over the world, such as: Malaysia, Angola, Bolivia, We can meet the various needs of customers at home and abroad. We welcome new and old customers to come to consult & negotiate with us. Your satisfaction is our motivation! Allow us to work together to write a brilliant new chapter!
By Harriet from Hongkong - 2017.02.14 13:19
In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.
By Elsa from Ecuador - 2017.05.02 11:33
