Advantages
1. High Magnetic Permeability: The EP-type Mn-Zn power core has a high magnetic permeability, which ensures efficient electromagnetic energy conversion under low magnetic field strength. This helps to enhance the performance of electronic devices, especially in high-frequency power converters, filters, and isolation transformers within power electronic equipment.
2. Low Loss: This type of core exhibits low losses, particularly in high-frequency applications, reducing energy dissipation and thereby improving device efficiency. This is crucial for electronic devices that prioritize high efficiency.
3. Favorable Temperature Characteristics: At room temperature, the EP-type Mn-Zn power core displays good temperature characteristics, with its loss inversely proportional to temperature. This prevents continuous temperature rise, maintaining stable device performance.
4. Multi-Output Design: The skeleton of the EP-type core is equipped with multiple terminals, facilitating the design of multi-output transformers to meet diverse circuit requirements.
5. Excellent Mechanical Strength: Although the mechanical strength of Mn-Zn ferrite rings is relatively low, the EP-type Mn-Zn power core can have its mechanical strength enhanced through optimized manufacturing processes, adapting to various application scenarios.
Application Fields
1. Telecommunications: The EP-type Mn-Zn power core is widely used in program-controlled exchange terminals and precision electronic equipment, serving as a vital component in broadband transformers, inductors, isolation transformers, and matching transformers.
2. Power Systems: In power conversion transformers and chokes, DVD players, camera flashes, communication equipment, and other electronic devices, the EP-type Mn-Zn power core plays a significant role.
3. Other Applications: The EP-type Mn-Zn power core is also utilized in switch-mode power supply transformers, pulse transformers, electronic ballasts, and various other electronic devices. Its superior performance provides these devices with stable and reliable electromagnetic support.
Fig.1
| Specification |
Figure |
Dimension(mm) |
Effective parameter |
Inductor coefficient AL(nH/N2) |
Weight |
| A |
B |
C |
C1 |
D |
E |
F |
Ae(mm2) |
Le(mm) |
Ve(mm3) |
BP40 |
BP95 |
(grams/pair) |
| EP13 |
1 |
12.7±0.3 |
6.65±0.20 |
8.8±0.20 |
- |
4.35±0.20 |
9.8min |
4.7±0.20 |
19.50 |
23.60 |
460.20 |
1500±25% |
1850±25% |
5.70 |
| EP17 |
1 |
18.2±0.4 |
8.70±0.20 |
11.0±0.25 |
- |
5.70±0.20 |
12.30min |
5.85±0.20 |
34.00 |
28.00 |
953.30 |
2400±25% |
3000±25% |
14.20 |
| EP20 |
1 |
24.0±0.5 |
11.0±0.20 |
15.0±0.40 |
- |
8.8±0.30 |
16.10min |
7.40±0.20 |
78.70 |
40.15 |
3159.81 |
4000±25% |
5000±25% |
33.10 |
| EP25-2 |
2 |
25.0±0.5 |
25.5±0.20 |
45.0±0.20 |
32.0±0.50 |
12.5±0.30 |
18.30min |
21.0±0.25 |
365.6 |
109.8 |
40126.3 |
- |
10000±25% |
216.6 |
| EP43.5 |
3 |
24.0±0.5 |
11.0±0.20 |
15.0±0.40 |
45.0±0.20 |
8.8±0.30 |
16.10min |
7.40±0.20 |
481.3 |
121.14 |
58305.7 |
- |
13000±25% |
323.2
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| Note: |
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| The test conditions for AL value are: 1KHz, 0.3V, and 10Ts |
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| The above are the standard specifications of our company, and they can be designed according to the special requirements of customers. |
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Soft Magnetic Mn-Zn Core EP43.5For High-frequency Transformer Ferrite Core Images
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