SRP7028A-2R5M Inductors, Coils, Chokes

DC Resistance (DCR):	22 mOhm Max
Height - Seated (Max):	0.118" (3.00mm)
Size / Dimension:	0.287" L x 0.260" W (7.30mm x 6.60mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 150°C
Ratings:	AEC-Q200
Frequency - Self Resonant:	30MHz
Q @ Freq:	20 @ 100kHz
Series:	SRP7028A
Shielding:	Shielded
Current - Saturation:	13A
Current Rating:	7A
Tolerance:	±20%
Inductance:	2.5µH
Material - Core:	Carbonyl Powder
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Fixed inductors are devices used to provide inductance in an electrical circuit. Fixed inductors, also known as inductor coils, are typically used to filter out unwanted noise and introduce specific inductance to regulate the flow of electricity in an electrical circuit. The fixed inductors contain a wire wound around a core, which results in a certain inductance that cannot be changed. However, multiple inductors can be connected in series or parallel, which will change the overall inductance.The SRP7028A-2R5M is an example of a fixed inductor proposed for applications such as DC-DC converters, switched mode power supplies, resonant converters, and other sine wave generation circuits. It is a wire-wound type inductor with an inductance of 2.5μH and a rated current of 1.5A. The operating temperature ranges from -40℃ to 110℃ and its working principle is based on the laws of electromagnetism.When a current flows through the SRP7028A-2R5M, an electromotive force (EMF) is established in the device, which in turn produces a magnetic field. Due to the physical construction of the inductor, its magnetic field creates an opposing force in the wire, which generates an electric field and resists the current flow. This decrease in current is referred to as inductance, and it determines how the inductor behaves.In DC-DC converters, inductors are used to increase or decrease the voltage across a load, thus enabling power conversion. One application of the SRP7028A-2R5M is in the PWM converter-based DC-DC converters used in a variety of electronic circuits. The inductor prevents the output voltage from overshooting or undershooting, which can cause unexpected behaviors in the circuit. In addition, the inductor helps maintain stable power by reducing the inductive ripples in the output voltage waveform.Switched mode power supplies use inductors to store energy. The SRP7028A-2R5M is suitable for use in high-frequency switched mode power supplies due to its high switching speed and lower voltage drop. The inductor stores energy whenever the switch is open, and then when the switch closes, the stored energy is released and the output voltage is maintained. As the switch is opened and closed rapidly, an oscillating ripple current is generated which is smoothed by the inductor.The SRP7028A-2R5M is also used in sine wave generators as a filter inductor. Its ability to absorb power and dampen output voltage variations makes it perfect for applications such as motor drives and other applications requiring sine wave output.Overall, the SRP7028A-2R5M fixed inductor is an efficient and reliable device for various power management and noise reduction applications. Its stable resistance to current flow and ability to reduce voltage ripples allows it to be used in a multitude of circuits. Its ability to provide a high frequency response makes it ideal for DC-DC converters, switched mode power supplies, sine wave generation, and other noise reduction applications.

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