SPD74R-124M

DC Resistance (DCR):	660 mOhm Max
Height - Seated (Max):	0.185" (4.70mm)
Size / Dimension:	0.287" L x 0.287" W (7.30mm x 7.30mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	1kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	SPD74R
Shielding:	Shielded
Current - Saturation:	840mA
Current Rating:	840mA
Tolerance:	±20%
Inductance:	120µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Dealing with electronics, two of the most important factors would be calculating voltage, current, and resistance as they are the basic elements for proper functioning components. One particular component that deals with these three elements is the inductor. Known as a passive electronic component, an inductor consists of a wire/coil wrapped core and can be generally classified as Fixed Inductors or Variable Inductors.The Fixed Inductor works on the basic principle of the inductance which it was named after. Specifically, a fixed inductor works by generating a counter-electromotive force or a counter electromagnetism when an alternating current is passed through the device. This counter-electromotive force is in opposition to the original force and results in a decaying magnetic field depending on the inductance value of the device.The SPD74R-124M is a Fixed Inductor used in electronic circuits, normally for filtering. It has a very small footprint, making it practical for use in small spaces. It is made up of a ferrite core, with the aim of most of its component parts being manganese and zinc oxide elements. This makes it resilient to high temperatures, up to 120 degrees Celsius. It also has an inductance rating of 120mH and a rated current of 500mA, allowing it to be perfect for use in small sized circuits.The main advantage of the SPD74R-124M is its tight coil construction which stops any magnetic fields from interfering with surrounding components. This allows the inductor to be placed effectively next to other components while still providing reliable operation. Its small packaging size and capacitance values also make it an excellent choice for a variety of digital circuit applications, such as anti-aliasing, buffering, and surge protection.Real world applications of the SPD74R-124M include audio equipment, medical equipment, and telecommunications. In medical equipment, it is used to create consistent currents which help reduce interference and unwanted noises from the circuit. In audio equipment, it is used for distortion reduction. In telecommunications, it is used for matching impedance levels, and buffering for noise minimization.In conclusion, the SPD74R-124M Fixed Inductor is a key component and essential tool for designers and engineers as it allows for the reliability and performance of electronic circuits. It can be used for a wide range of applications due to its temperature tolerance, low capacitance, tight coil construction, and its small size. By offering a reliable design as well as support for various electronics designs, the SPD74R-124M Fixed Inductor is one of the most effective and efficient inductors available.

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