TAIYO YUDEN MCOIL™ Series Metal Power Inductors
The TAIYO YUDEN MCOIL™ series is a family of power inductors developed based on the company's expertise in advanced metal material technology. Designed for power circuits requiring higher efficiency and power density, the series offers products with low loss, high current capability, and excellent DC bias characteristics. These properties enhance performance across a wide range of applications, from consumer electronics and industrial equipment to automotive systems and AI-related devices.
The MCOIL™ series includes two flagship product lines: wire-wound metal power inductors, including the LSEU / LCEN series, and multilayer metal power inductors, including the LSCN / LCCN / LACN series. The LSEU / LCEN series deliver low resistance, low loss, and high current capability, while the LSCN / LCCN / LACN series achieve both compact size and high current performance. By leveraging the advantages of each manufacturing process, the MCOIL™ series provides flexible solutions to meet diverse power design requirements.
APPLICATIONS
- High-Reliability Applications: Automotive Systems, Industrial Equipment
- Consumer-Grade Devices and Applications
High-Reliability Market Trends
As electronics and digitalization continue to advance in automotive, industrial, and medical equipment, the number of electronic components is increasing while devices are becoming more compact. This is driving greater demand for components that combine high reliability with compact size and high performance. TAIYO YUDEN’s MCOIL™ Series offers product lines with low loss, high current capability, and high reliability, supporting high-performance power designs for automotive, industrial, medical, and other high-reliability applications.
Wire-Wound Metal Power Inductors: LCEN Series
The LCEN series is a metal power inductor family that combines a wire-wound structure with proprietary high-performance metal materials and high-density molding technology to achieve low DCR (DC resistance), low core loss, and high current capability. These inductors help reduce conduction losses and heat generation in power circuits, making them ideal for systems requiring high efficiency and high power density. With excellent thermal performance and high saturation current capability, the LCEN series delivers high reliability even under high-temperature and high-vibration conditions.
Main Applications
- GPU/CPU VRM for AI servers and HPC systems
- POL (Point-of-Load) power supplies
- Auxiliary power supplies for EVs
- ADAS and automotive computing systems
- Industrial and medical equipment requiring high efficiency and high reliability
Specifications
- Dimensions: 2.0 x 1.6 mm to 3.2 x 2.5 mm
- Inductance: 0.15 uH to 4.7 uH
- Rated Current (max): 1.5 A to 6.7 A
- DC Resistance (max): 9.0 mohm to 185.0 mohm
- Operating Temperature: -40 to +125 ℃, -40 to +150 ℃
Multilayer Metal Power Inductors: LCCN/LACN Series
The LCCN/LACN series are power inductors that combine the compact, low-profile design and high-density mounting advantages of multilayer construction with the high current capability and low loss characteristics of metal materials. Proprietary metal material technology enables excellent magnetic performance and low loss characteristics while achieving both a slim profile and high mechanical strength. These series provide high power performance and reliability even in space-constrained designs, making them suitable for electronic devices requiring further miniaturization.
Main Applications
- SoCs, FPGAs, and AI accelerators for ADAS and automotive computing systems
- MCU power supplies for BMS (Battery Management Systems)
- Communication and networking equipment
- Sensor power supplies
- Industrial, medical, and communication devices, and equipment requiring compact and high-density designs
Specifications (LCCN Series)
- Dimensions: 1.6 x 0.8 mm to 2.0 x 1.25 mm
- Inductance: 0.24 uH to 2.2 uH
- Rated Current (max): 1.4 A to 4.8 A
- DC Resistance (max): 19.0 mohm to 240.0 mohm
- Operating Temperature: -40 to +125 ℃, -40 to +150 ℃
Specifications (LACN Series)
- Dimensions: 1.6 x 0.8 mm to 2.0 x 1.25 mm
- Inductance: 0.24 uH to 2.2 uH
- Rated Current (max): 1.4 A to 4.8 A
- DC Resistance (max): 19.0 mohm to 240.0 mohm
- Operating Temperature: -55 to +165 ℃
Consumer Device Market Trends
As electronic devices continue to become smaller, more powerful, and more energy-efficient, there is growing demand for power components that can deliver high current capability and high efficiency within limited board space. TAIYO YUDEN’s MCOIL™ Series leverages proprietary metal materials, processes, and structural technologies to achieve both compact size and high efficiency, supporting advanced power designs for next-generation consumer devices.
Wire-Wound Metal Power Inductors: LSEU Series
The LSEU series is a family of metal power inductors designed for consumer-grade applications, achieving low DCR, low core loss, and high current capability through the combination of a wire-wound structure and proprietary metal material technology. Compared with conventional ferrite wire-wound inductors, the LSEU series offers improved thermal performance, efficiency, and power density within limited space, providing an optimal power solution for consumer devices where thinner designs and higher performance are increasingly required.
Main Applications
- Notebook PCs
- Smartphones
- SSDs
- Gaming consoles
- Tablets and other consumer electronic devices
Specifications
- Dimensions: 2.0 x 1.2 mm to 4.0 x 4.0 mm
- Inductance: 0.11 uH to 10.0 uH
- Rated Current (max): 1.0 A to 9.9 A
- DC Resistance (max): 6.5 mohm to 432.0 mohm
- Operating Temperature: -40 to +125 ℃
Multilayer Metal Power Inductors: LSCN Series
The LSCN series combines a multilayer structure optimized for miniaturization and low-profile designs with proprietary metal material technology to achieve high efficiency and high current capability. Its low DC resistance and high Q factor help reduce power losses in power circuits, contributing to lower heat generation and stable operation. Furthermore, the design with reduced magnetic flux leakage minimizes noise and provides an effective solution for mobile and consumer devices requiring high-density integration.
Main Applications
- Smartphones
- Wearable devices
- IoT devices
- Mobile devices
- Consumer electronic devices requiring compact and slim designs
Specifications
- Dimensions: 0.8 x 0.45 mm to 2.0 x 1.6 mm
- Inductance: 0.1 uH to 2.2 uH
- Rated Current (max): 0.6 A to 6.7 A
- DC Resistance (max): 10.0 mohm to 615.0 mohm
- Operating Temperature: -40 to +125 ℃
MCOIL is a registered trademark or trademark of TAIYO YUDEN CO., LTD. in Japan and other countries.
The names of series noted in the text are excerpted from part numbers that indicate the types and characteristics of the products, and therefore are neither product names nor trademarks.