磁性元件制造商
自 2020 年起,世界 500 强企业与我们合作。他们信任我们,不仅因为我们拥有 27 年磁性元件行业经验,更因为我们擅长定制化解决方案、交付稳定和产品品质可靠。
可靠且专业的 SMD 制造商
一站式采购与技术定制服务
立即通过我们的在线表单提交报价申请
二十六年行业深耕经验
我们的主要产品涵盖各类电子元件:高频变压器、低频变压器、扼流圈、环形电感、片式电感、开关电源等。我们的工程师拥有丰富的研发经验,服务满足您的设计需求。
我们为工业客户提供大量高效加工解决方案。产品的精度与稳定性处于行业前沿。
品质是 LPEMA 的第一要务
我们致力于提供不仅满足、更超越客户期望的产品与服务。我们对品质的执着体现在运营的每一个环节。
最新博客
您的合作伙伴 LPEMA
PoE Transformer Selection Guide: How to Choose the Right Magnetics for Your PoE Design
Learn how to select the right PoE transformer for your design. Covers IEEE 802.3af/at/bt power levels, flyback vs forward topology, core saturation, thermal management, and key parameters like DCR, turns ratio, and isolation voltage.
6 月 2, 2026A Comprehensive Guide to PoE Transformers: Design, Impact, and Strategic Solutions
This comprehensive guide explores PoE transformers (Power over Ethernet), essential components for delivering both data and DC power over a single cable. We analyze the shift toward high-power IEEE 802.3bt (PoE++) standards, address critical thermal management and magnetic saturation challenges, and provide manufacturer-level solutions for robust network device design.
5 月 26, 2026Why Nanocrystalline Cores Are Rarely Used in High-Frequency Transformers
In the world of magnetic core materials, nanocrystalline cores are often praised for their high saturation flux density, excellent temperature stability, and low core loss—especially in medium to low-frequency power conversion applications. However, when it comes to high-frequency transformers, particularly those operating above 100 kHz, nanocrystalline materials are rarely the first choice. So, why are nanocrystalline cores seldom used in high-frequency transformers? This article explores the material’s physical limitations, design challenges, and cost-performance considerations in detail.
5 月 18, 2026Understanding the Temperature Characteristics of Transformer Cores: Performance, Impacts, and Selection Guide
Unveiling the Secrets of Core Materials
5 月 13, 2026





