SPD125R-332M

DC Resistance (DCR):	30 mOhm Max
Height - Seated (Max):	0.236" (6.00mm)
Size / Dimension:	0.472" L x 0.472" W (12.00mm x 12.00mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	SPD125R
Shielding:	Shielded
Current - Saturation:	5.5A
Current Rating:	5.5A
Tolerance:	±20%
Inductance:	3.3µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Inductors are electronic components that opposes a change in electric current or voltage and stores electrical energy in a magnetic field. Though inductors have a simple design, they are highly versatile components and can be used for a number of different applications, from radio frequency (RF) filtering to power supply management.One example of a popular inductor is the SPD125R-332M. This component is categorized as a fixed inductor due to its ability to limit current flow and store it in an electromagnetic field. Although the term “fixed” implies that the operating parameters remain constant, this component is still capable of varying its output along with changing signal levels and frequencies.

Application Field

The SPD125R-332M is a popular choice for a variety of applications ranging from automotive circuits to industrial controllers. Thanks to its symmetrical design and 95.8 percent efficiency, it is highly efficient and reliable. This makes it suitable for high-load applications where maintaining a steady voltage is crucial.The inductor can also be used in analog and digital circuits where high-frequency noise needs to be filtered or reduced. Its ability to store energy and absorb high-frequency transients make it a great choice for audio filters, power supply regulators, and monitoring systems. Additionally, its internal construction makes it resistant to heat and vibration, allowing it to be used in more demanding applications.

Working Principle

At its simplest level, an inductor is a wire or a coil of wire that is wrapped around a core made of an exceptional material, such as iron. As the current passes through the wire, it will generate a magnetic field. This magnetic field is critical to the way that an inductor works as it stores the energy from the electrical current. The key concept here is that if the current is interrupted, the magnetic field will begin to decay and this stored energy will be released as an electric current. This process is known as inductance or inductive reactance.The SPD125R-332M fixed inductor works according to the same principle and its design is optimized to reduce the magnetic losses which occur inside the inductor. The optimized design allows for a consistent and reliable inductance rating, which is typically around 332 mH.

Conclusion

The SPD125R-332M is a type of fixed inductor that is commonly used in a variety of applications. It is an efficient and reliable component, allowing for consistent and reliable results. Its unique design allows it to effectively reduce the magnetic losses that can occur inside the unit, resulting in a stable inductance rating of 332 mH. The SPD125R-332M can be used in automotive circuits, industrial controllers, audio filters, power supply regulators, and other applications that need an efficient and reliable inductor.

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