SPM4012T-4R7MT

DC Resistance (DCR):	204.7 mOhm Max
Height - Seated (Max):	0.047" (1.20mm)
Size / Dimension:	0.173" L x 0.161" W (4.40mm x 4.10mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	SPM
Shielding:	Shielded
Current - Saturation:	2.1A
Current Rating:	2A
Tolerance:	±20%
Inductance:	4.7µH
Material - Core:	Metal
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

A fixed inductor is an electronic component used to provide a fixed inductance and typically used to store and release energy. SPM4012T-4R7MT is an example of a Fixed Inductor. It is an inductor with a high energy ripple current and low DC resistance. It features a low profile, low profile surface mount, and a self-grounding terminal block construction.

SPM4012T-4R7MT Application Field

SPM4012T-4R7MT is typically used in applications that involve energy transfer and storage. This type of inductor is suitable for use in audio amplifiers, DC-DC converters, switching power supplies, and various integrated electronic components. In addition, it is well suited for applications such as wireless transmitters and receivers, motor control, home appliances, and any other system that needs a reliable, low-loss inductor.

SPM4012T-4R7MT Working Principle

The SPM4012T-4R7MT inductor operates on a direct magnetic principle. When current passes through the component, the surrounding magnetic field induces a magnetic flux that creates a voltage across the inductor. The magnitude of this voltage depends on the current\'s frequency and magnitude as well as the inductance of the component. This magnetic field is used to store and release energy, making the inductor a valuable part of almost any electrical system.The SPM4012T-4R7MT inductor features a direct magnetic core that is designed for high ripple current capability and low DC resistance. The design also helps to reduce core losses resulting in improved efficiency. Additionally, the low-profile surface mount construction helps to reduce the size of the inductor, making it a popular choice for many electronic components.Another key feature of the SPM4012T-4R7MT inductor is its self-grounding terminal block construction. This design helps to reduce external components as well as protect the component against electro-magnetic interference. The mounting holes are also threaded to ensure secure mounting.

Conclusion

SPM4012T-4R7MT is a fixed inductor designed for high ripple current and low DC resistance. It is typically used in audio amplifiers, DC-DC converters, switching power supplies, and integrated electronic components. The direct magnetic core design helps to reduce core losses and the self-grounding terminal block construction helps to protect the inductor against electromagnetic interference. With its low profile surface mount construction, the SPM4012T-4R7MT is a popular choice for a variety of applications.

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