74404020100

DC Resistance (DCR):	850 mOhm
Height - Seated (Max):	0.039" (1.00mm)
Size / Dimension:	0.079" L x 0.063" W (2.00mm x 1.60mm)
Supplier Device Package:	SMD
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	1MHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	39MHz
Q @ Freq:	--
Series:	WE-LQS
Shielding:	Shielded
Current - Saturation:	600mA
Current Rating:	500mA
Tolerance:	±20%
Inductance:	10µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to 74404020100 fixed inductors

Fixed inductors bear the responsibility of providing an inexpensive solution for coil operation and store energy for relatively longer duration compared to variable inductors. The 74404020100 is a type of fixed inductor that is widely used in various electronic applications due to its pricing and performance. Its construction and working principle are relatively simple and easy to understand.

Construction

The core of a 74404020100 fixed inductor is an iron oxide alloy known as ferrophosphorus or ferrite. This magnetic material is compact as a single piece and consists of manganese, zinc, nickel, iron and silicon. The properties of this core depend on the concentration of different elements present inside it. It provides relatively low-loss magnetic field and higher stability over a range of temperature. The element of copper, either as an alloy or in the purest form, is used for winding the ferrite material.

Working Principle

Basically, the 74404020100 fixed inductor works on the principle of Faraday\'s Law of Induction. Whenever the inductor is connected in a closed circuit or DC current passing through it, the winding generates a voltage on the inductor. This voltage opposes the flow of current in the closed circuit and thus acts as a resistance. In this way, the inductor limits the current passing through it and it is measured in terms of ohms. The magnitude of the voltage produced by the inductor is proportional to the rate of change of current. Therefore, the larger the rate of change of current, the higher the voltage across the inductor. The voltage generated by the inductor depends on the core material used and also the number of turns in the winding. Therefore, the inductance expresses the degree of the inductors opposition to changes in the current in the circuit.

Applications

The 74404020100 fixed inductor is used in various electronic applications, including power supplies, tanks, filters, timing circuits, electronic oscillators, tuning circuits, etc. They are most widely used in electromagnetic interference (EMI) filter applications where their wide range of inductance values and capacitance values serve as the perfect EMI shunt components. In power supplies, the inductors are used in order to reduce energy spikes and ripple currents in the power lines. In tanks, a combination of inductors and capacitors is used to form resonant circuits which are used to generate frequencies for oscilloscopes and TV sets. In timing circuits, inductors are used to generate the required time delays or delays of signal transmission. In short, the 74404020100 fixed inductor is an efficient and cost-effective solution for various electronic applications. As stated above, it works on the principle of Faraday\'s Law of Induction which explains its working perfectly. Additionally, its construction with ferrophosphorus core provides enhanced stability over a wide temperature range.

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