Your Leading Magnetically Shielded Inductors Supplier
Magsonder Innovation (Jiangsu) Co., Ltd. is a Shanghai-based manufacturer specializing in high-quality power inductors and transformers for power electronics applications. We have many types of inductors, including CD power inductors, magnetically shielded chokes, CDRH-R magnetically shielded inductor, molded inductors, data line EMI filters, DPI flat wire chip inductor, KLF SMD common mode chokes, magnetically shielded inductors, MBS drum core SMD inductors, NR inductors, RLF common mode chokes and SPI power inductors. They resist changes in current, making them vital for everything from noise suppression to energy transfer.
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![12575 Inductors]()
12575 InductorsThe MBFS12575 Series is a large, high-power, SMD Shielded Power Inductor. It is designed for robust power applications, featuring a 12.5 mm × 12.5 mm footprint and a 7.5mm height. This substantial -
![7032 Inductors]()
7032 InductorsThis series is designed to provide excellent EMI suppression and a wide inductance range (from 3.3µH up to 1000µH) in a small package. Its closed magnetic circuit design reduces leakage flux, making -
![7045 Inductors]()
7045 InductorsThe MBFS7045 Series is a robust, magnetically shielded SMD Shielded Power Inductor in a 7.0 mm × 7.0 mm footprint with a 4.5mm profile. This model is engineered for higher power efficiency and
Why Choose Us?
Rich Experience
Our management team brings over ten years of industry experience, with core members from leading power electronics companies, ensuring strong technical judgment and stable operational management.
Professional Team
With 160 skilled employees, modern production facilities, and lean manufacturing processes, we maintain efficient production, controlled lead times, and consistent product performance.
High Productivity
Our factory supports a monthly output of 30–40 million units, enabling stable supply for large-volume orders, long-term programs, and fast response to market demand.
Quality Control
We hold more than 30 domestic and international patents, including 10 authorized invention patents, and operate under ISO9001 and ISO14000 systems to ensure consistent quality and environmental compliance.
7045 Inductors
The MBFS7045 Series is a robust, magnetically shielded SMD Shielded Power Inductor in a 7.0 mm × 7.0 mm footprint with a 4.5mm profile. This model is engineered for higher power efficiency and superior EMI suppression across a broad inductance spectrum.
7032 Inductors
This series is designed to provide excellent EMI suppression and a wide inductance range (from 3.3µH up to 1000µH) in a small package. Its closed magnetic circuit design reduces leakage flux, making it a reliable and space-saving solution for DC-DC conversion in high-density applications.
12575 Inductors
The MBFS12575 Series is a large, high-power, SMD Shielded Power Inductor. It is designed for robust power applications, featuring a 12.5 mm × 12.5 mm footprint and a 7.5mm height. This substantial construction allows it to handle very high currents.
Specifications of Magnetically Shielded Inductors
|
Part No. |
Inductance (L₀) (µH) |
Test condition (frequency, voltage) |
DCR (mΩ) ±20% |
Saturation Current (Isat) (A) Max. |
Heating Rating Current (Idc) (A) Max. |
|
MBFS12575-1R2N |
1.2 ± 30% |
1KHz, 0.25V |
6.9 |
13 |
8.2 |
|
MBFS12575-2R7N |
2.7 ± 30% |
1KHz, 0.25V |
9.4 |
10 |
7 |
|
MBFS12575-3R9N |
3.9 ± 30% |
1KHz, 0.25V |
10.4 |
9 |
6.7 |
|
MBFS12575-5R6N |
5.6 ± 30% |
1KHz, 0.25V |
11.6 |
7.8 |
6.3 |
|
MBFS12575-6R8N |
6.8 ± 30% |
1KHz, 0.25V |
13.1 |
7.2 |
5.9 |
|
MBFS12575-100M |
10 ± 20% |
1KHz, 0.25V |
15.6 |
5.5 |
5.4 |
|
MBFS12575-150M |
15 ± 20% |
1KHz, 0.25V |
18.4 |
4.7 |
5 |
|
MBFS12575-220M |
22 ± 20% |
1KHz, 0.25V |
26.3 |
4 |
4 |
|
MBFS12575-330M |
33 ± 20% |
1KHz, 0.25V |
39.5 |
3.2 |
3.4 |
|
MBFS12575-470M |
47 ± 20% |
1KHz, 0.25V |
52.8 |
2.7 |
3 |
|
MBFS12575-680M |
68 ± 20% |
1KHz, 0.25V |
77.8 |
2 |
2.4 |
|
MBFS12575-101M |
100 ± 20% |
1KHz, 0.25V |
133 |
1.9 |
1.9 |
|
MBFS12575-151M |
150 ± 20% |
1KHz, 0.25V |
175 |
1.5 |
1.6 |
|
MBFS12575-221M |
220 ± 20% |
1KHz, 0.25V |
258 |
1.3 |
1.3 |
Product related videos
The Functions of Magnetically Shielded Inductors
Reduction of Electromagnetic Interference (EMI)
By containing the magnetic field, shielded inductors significantly reduce EMI, maintaining signal integrity and preventing disruptions in circuit operation. This is especially important in applications requiring signal clarity and precision, such as communication devices.
Improved Performance in High-frequency Applications
Shielded inductors excel in high-frequency circuits, which are more prone to interference. The containment of the magnetic field ensures optimal performance without affecting or being affected by other components.
Enhanced Stability and Reliability
Shielding materials enhance the inductor’s stability and reliability by preventing external magnetic fields from interfering with its operation, providing consistent performance in sensitive electronic circuits.
Customization Options
Materials: Core material selection, winding type, insulation class
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Electrical Specifications: Inductance value, rated current, saturation current, DC resistance
2
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Structure: Customizable
3
>>
Size: Customizable
4
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Package: Available in SMD and through-hole packages
5
Ferrite Cores: Ferrite is a magnetic material used in many shielded inductors. It helps enhance the magnetic field and provides effective shielding.
Magnetic Shields: These shields are often made from materials like soft iron or other ferromagnetic substances, which help contain the magnetic field and reduce EMI.
Operating Precautions for Magnetically Shielded Inductors
When an inductive circuit is completed, the inductor begins storing energy in its magnetic fields. When the same circuit is broken, the energy in the magnetic field is quickly reconverted into electrical energy. This electrical energy appears as a high voltage around the circuit breakpoint, causing shock and arcs. An accidental shorting of the inductor element can also cause it to release its stored energy as a heavy current. Both of these conditions can damage the circuit or cause injuries to nearby people.
The inductor is surrounded by its magnetic field. Therefore, it can attract other magnetic materials in its area of influence. If the magnetic material is part of nearby devices, these devices can suffer mechanical stress.
Before the current through an inductor reaches a steady state, the magnetic field continues to be built up as the current keeps increasing. This magnetic field can be considered a time-varying field that can induce emf and eddy currents in nearby conductive materials. These currents can produce heat and form their own magnetic field that interacts with the source field and causes mechanical stress in the conductive element.
Ordering Process
Send Us Inquiry → Receive Our Quotation → Negotiate Details → Confirm the Sample → Sign Contract/Deposit → Mass Production →cargo Ready → Balance/Delivery → Further Cooperation
Payment Terms
T.T with 30% downpayment, 70%before shipment.
Paypal or West Union also accept.
Packing & Transportation
|
Packaging |
Protective film, cardboard box, wooden crate |
|
Shipping |
By logistics; by shipping; by air. |
We're well-known as one of the leading magnetically shielded inductors manufacturers and suppliers in China. Please feel free to buy cheap magnetically shielded inductors in stock here from our factory. Quality products and reasonable price are available.
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