22uH 2.9A High-Efficiency Inductor – Low EMI, Optimised for Power Modules | Magnetic components | Transformer, Inductor, Choke Manufacturer | Coilmaster Electronics
Boost your power efficiency with the SEP4020EMH series, a high-current, low-loss molded flat-wire SMD inductor built for demanding power applications. Designed with a fully shielded core to minimize EMI interference, it ensures clean power conversion in automotive, telecom, and industrial applications. The hot press process enhances material uniformity, improving current handling and thermal performance. Its compact 4.0 x 4.0mm footprint allows for high-density PCB layouts, reducing board space while maintaining exceptional efficiency. Coilmaster Electronics is a high-current 22uH 2.9A High-Efficiency Inductor – Low EMI, Optimised for Power Modules, 22uH 2.9A Low EMI Shielded Inductor – High Reliability, Low Core Loss manufacturer from Taiwan since 1995. Coilmaster offers AEC-Q200 certified, high-efficiency power inductors, chokes, and transformers. Specializing in low-loss, high-current components for Automotive, 5G, and Industrial applications. Contact our experts for instant support. With more than 20 years of experience in magnetic territory, Coilmaster Electronics is specialized in the production of SMD power inductors, common mode choke, high frequency transformers.
22uH 2.9A High-Efficiency Inductor – Low EMI, Optimised for Power Modules
CMMPF4020QL-220M-SBC
22uH 2.9A Low EMI Shielded Inductor – High Reliability, Low Core Loss
Boost your power efficiency with the SEP4020EMH series, a high-current, low-loss molded flat-wire SMD inductor built for demanding power applications. Designed with a fully shielded core to minimize EMI interference, it ensures clean power conversion in automotive, telecom, and industrial applications. The hot press process enhances material uniformity, improving current handling and thermal performance. Its compact 4.0 x 4.0mm footprint allows for high-density PCB layouts, reducing board space while maintaining exceptional efficiency.
Customization
Unlike large multinational manufacturers, Coilmaster Electronics offers greater flexibility, faster response times, and customized solutions without excessive lead times or rigid order requirements. We specialize in tailor-made inductors, ensuring you get the exact specifications you need without being limited to off-the-shelf models. Our agile production process allows us to accommodate small-batch orders, urgent prototypes, and customized modifications, making us the ideal partner for fast-moving industries.
Leadtime
Struggling with long lead times? At Coilmaster Electronics, we prioritize fast production turnaround without compromising on quality. Our advanced hot press manufacturing technology and flexible production capabilities allow us to scale from small batches to large-volume orders quickly. Whether you need an urgent prototype or mass production, we ensure on-time delivery to keep your project moving forward.
Key features
- Lower core losses
- Higher efficiency
- Mechanical Strength & Durability
- Lower DCR & Higher Current Handling
- Excellent Thermal Stability
- Compact & Consistent Shape for High-Density PCB Design
Applications
- Wearable Devices
- ADAS (Advanced Driver-Assistance Systems)
- Infotainment Systems & Digital Clusters
- LED Lighting Drivers
- 5G Modules & IoT Gateways
- GPS & Asset Tracking Devices
- Embedded Systems & Edge Computing
- DC-DC Converters
- Energy Storage for PMICs (Power Management ICs)
Construction
- Shielded Inductor
Size(mm)
- 4.0x4.0x2.0
Inductance(uH)
- 22
Inductance tolerance
- ±20%
Test Frequency(MHz)
- 1
Isat(A)
- 2.9
Irms(A)
- 1.8
DCR(mΩ)
- 275
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22uH 2.9A High-Efficiency Inductor – Low EMI, Optimised for Power Modules | Magnetic components | Transformer, Inductor, Choke Manufacturer | Coilmaster Electronics
Located in Taiwan since 1995, Coilmaster Electronics Co., Ltd. has been a manufacturer of magnetic components. Its main magnetic components include, 22uH 2.9A High-Efficiency Inductor – Low EMI, Optimised for Power Modules, common mode chokes, SMD molding power chokes, chock coil inductors, SMD shielded and semi-shielded power inductors, low profile and high current power inductors, high voltage power inductors, ethernet and LAN power transformers, flat wire inductors, RJ45 jacks with integrated magnetics and high frequency transformers, and ceramic or air coil multilayer chip inductors.
Coilmaster offers AEC-Q200 certified, high-efficiency power inductors, chokes, and transformers. Specializing in low-loss, high-current components for Automotive, 5G, and Industrial applications. Contact our experts for instant support. With more than 20 years of experience in magnetic territory, Coilmaster Electronics is specialized in the production of SMD power inductors, common mode choke, high frequency transformers.
Coilmaster Electronics has been providing customers with high current power inductors since 1995, with both advanced technology and 29 years of experience, Coilmaster Electronics ensures that each customer's requirements are met.