Variable Inductor Variable Inductors 5

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Part	Manufacturer	Inductor Type	Inductor Application	No. of Terminals	Package Style (Meter)	Shielded	Surface Mount	Lead Diameter	Minimum Quality Factor (at L-nom)	Lead Spacing	Minimum Operating Temperature	Maximum Inductance (L)	Terminal Placement	DC Resistance	No. of Functions	Lead Length	Core Material	Test Frequency	Package Height	Case or Size Code	Manufacturer Series	Special Feature	Construction	Packing Method	Package Length	Shape or Size Description	Series	Terminal Shape	Nominal Inductance (L)	Minimum Inductance (L)	Package Diameter	Package Width	Maximum Operating Temperature	Maximum Rated Current
WVL9FJ102K	Vishay Intertechnology	Variable Inductor			Radial	Yes		0.02 in (0.508 mm)	80	0.2 in (5.08 mm)	-55 °C (-67 °F)			12 ohm		0.375 in (9.52 mm)	Ferrite						Cylindrical	Bulk	0.4 in (10.16 mm)				1 mH		0.3 in (7.62 mm)		105 °C (221 °F)	141 mA
2430-10	Frontier Electronics	Variable Inductor	RF Inductor	2		Yes	No		82			422 nH			1			40 MHz								PCB Mount, Vertical Adjuster		Printed Wiring Pin	410 nH	382 nH
2433-08	Frontier Electronics	Variable Inductor	RF Inductor	2		No	No		68			412 nH			1			50 MHz								PCB Mount, Vertical Adjuster		Printed Wiring Pin	342 nH	272 nH
292SNS-T1366Z	Toko	Variable Inductor	RF Inductor	5		No	No		50				Dual In-Line		1			80 MHz				Inductance is adjustable over 6% from Nominal Value				PCB Mount, Vertical Adjuster		Solid Lead and Printed Wiring Pin	100 nH
CP55-T308-NP	Sumida	Variable Inductor	RF Inductor	5	SMT	No	Yes		45				Dual In-Line		1				0.217 in (5.5 mm)	2422	CP		Coil	Tape and Reel	0.244 in (6.2 mm)	PCB Mount, Vertical Adjuster	CP55	Gull Wing	10 μH			0.22 in (5.6 mm)

Variable Inductors

Variable inductors, also known as adjustable inductors or tunable inductors, are electronic components that are designed to vary the inductance value of a circuit. These components are used in a wide range of electronic applications, including tuning circuits, filters, and resonant circuits.

Variable inductors can be classified into several types based on their specific characteristics and applications. Some of the most common types of variable inductors include:

1. Ferrite core inductors - These inductors consist of a coil of wire wound around a ferrite core.

2. Air-core inductors - These inductors consist of a coil of wire wound around a non-magnetic core, such as a plastic or ceramic rod.

3. Sliding inductors - These inductors consist of a coil of wire wound around a non-magnetic core, which can be adjusted by sliding the core in and out of the coil to vary the inductance value.

Variable inductors are typically characterized by their inductance range, frequency response, and mechanical adjustment range. Inductance can be adjusted by changing the number of turns in the coil, the position of the magnetic core, or the distance between the coils.