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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Our pursuit and company goal is to "Always satisfy our customer requirements". We continue to develop and design superior quality products for both our old and new customers and achieve a win-win prospect for our clients as well as us for Manufacturer for Microphone Transformer - EMC Common Mode Choke cores(LLE-CM) – LLE, The product will supply to all over the world, such as: Belize, Gabon, Japan, Welcome to visit our company and factory, there are various products displayed in our showroom that will meet your expectation, meanwhile, if you are convenient to visit our website, our sales staff will try their efforts to provide you the best service
By David Eagleson from Plymouth - 2017.10.25 15:53
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
By Jean from Burundi - 2018.11.22 12:28