About RF inductors - SMD

RF inductors - SMD

RF (Radio Frequency) inductors in SMD (Surface Mount Device) form are specialized components used in high-frequency electronic circuits and applications. SMD RF inductors are designed to be mounted directly onto the surface of a circuit board, offering advantages such as space-saving, easy assembly, and compatibility with automated manufacturing processes.
RF inductors are specifically optimized for operation at radio frequency ranges, typically from a few megahertz (MHz) up to several gigahertz (GHz). They are commonly used in RF applications, including RF filters, oscillators, RF amplifiers, impedance matching networks, and wireless communication systems.
SMD RF inductors feature a compact design and are constructed similarly to other inductors. They consist of a coil wound on a core material, but with specific considerations for high-frequency performance and minimizing parasitic effects. These parasitic effects include self-capacitance, series resistance, and interwinding capacitance, which can impact the inductor's performance at high frequencies.
The core materials used in SMD RF inductors are carefully chosen to provide high magnetic permeability, low losses, and stable performance across the desired frequency range. Common core materials for RF inductors include ceramic materials, ferrite, and powdered iron.
SMD RF inductors come in various package sizes and shapes, denoted by standardized codes such as 0402, 0603, or 0805, indicating their dimensions in terms of length and width. This allows for easy integration into surface mount technology and efficient assembly onto circuit boards.
When selecting SMD RF inductors, critical parameters to consider include inductance value, quality factor (Q factor), self-resonant frequency (SRF), and maximum current handling capability. The inductance value determines the component's ability to store energy in its magnetic field, while the Q factor represents its efficiency and ability to maintain high-quality performance. The SRF indicates the frequency at which the inductor starts to exhibit resonance due to its parasitic capacitance. Maximum current handling capability is crucial for ensuring the inductor can withstand the power demands of the RF circuit.
SMD RF inductors are chosen based on specific circuit requirements, such as the desired operating frequency, impedance matching, bandwidth, and available board space. They are essential components in RF systems, contributing to impedance control, filtering, and energy storage functions necessary for reliable and efficient RF signal processing and wireless communication.

RF inductors - SMD

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(Ex. GST)(▲▼)		Enter Qty TypePackage / CaseShieldingInductanceToleranceMaximum DC CurrentMaximum DC ResistanceSaturation CurrentMinimum Operating TemperatureMaximum Operating TemperatureQ MinimumSelf Resonant FrequencyTerminationLengthWidthHeightDiameterCore MaterialQualificationSeriesPackaging
  
                         
7447820122G


RF Inductors - SMD WE-MK 0.15A 22nH Shd 0201 DCR=1 Ohms
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USD 0.0386

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded22 nH2 %150 mA1 Ohms-- 55 C+ 125 C41.8 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820027G


RF Inductors - SMD WE-MK 0.34A 2.7nH Sh 0201 DCR=210 mOhms
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USD 0.0386

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Multilayer0201 (0603 METRIC)Shielded2.7 nH0.1 nH340 mA210 mOhms-- 55 C+ 125 C47.7 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820056G


RF Inductors - SMD WE-MK 0.26A 5.6nH Sh 0201 DCR=360 mOhms
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USD 0.0386

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Multilayer0201 (0603 METRIC)Shielded5.6 nH0.1 nH260 mA360 mOhms-- 55 C+ 125 C44.6 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820012G


RF Inductors - SMD WE-MK 0.45A 1.2nH Sh 0201 DCR=120 mOhms
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USD 0.0386

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Multilayer0201 (0603 METRIC)Shielded1.2 nH0.1 nH450 mA120 mOhms-- 55 C+ 125 C410 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820068G


RF Inductors - SMD WE-MK DCRes=0.39Ohms 0201 0.25A +/- 2%
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USD 0.0386

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Multilayer0201 (0603 METRIC)Shielded6.8 nH2 %250 mA390 mOhms-- 55 C+ 125 C43.9 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820118G


RF Inductors - SMD WE-MK 0.17A 18nH Shd 0201 DCR=810 mOhms
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USD 0.0386

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Multilayer0201 (0603 METRIC)Shielded18 nH2 %170 mA810 mOhms-- 55 C+ 125 C42.1 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820015G


RF Inductors - SMD WE-MK DCRes=0.13Ohms 0201 0.43A +/- 0.1nH
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USD 0.0386

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded1.5 nH0.1 nH430 mA130 mOhms-- 55 C+ 125 C410 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820051G


RF Inductors - SMD WE-MK 0.27A 5.1nH Sh 0201 DCR=330 mOhms
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USD 0.0395

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded5.1 nH0.1 nH270 mA330 mOhms-- 55 C+ 125 C45 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447860012G


RF Inductors - SMD WE-MK 0.3A 1.2nH Shd 0603 DCR=50 mOhms
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USD 0.0404

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Multilayer0603 (1608 METRIC)Shielded1.2 nH0.1 nH300 mA50 mOhms-- 55 C+ 125 C810 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860015G


RF Inductors - SMD WE-MK 0.3A 1.5nH Shd 0603 DCR=100 mOhms
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USD 0.0404

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Multilayer0603 (1608 METRIC)Shielded1.5 nH0.1 nH300 mA100 mOhms-- 55 C+ 125 C86 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860127G


RF Inductors - SMD WE-MK 0.3A 27nH Shld 0603 DCR=450 mOhms
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USD 0.0404

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Multilayer0603 (1608 METRIC)Shielded27 nH2 %300 mA450 mOhms-- 55 C+ 125 C121.4 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447840227G


RF Inductors - SMD WE-MK DCRes= 4.9Ohms 0402 0.11A +/- 2%
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USD 0.0412

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Multilayer0402 (1005 METRIC)Shielded270 nH2 %110 mA4.9 Ohms-- 55 C+ 125 C8500 MHzStandard1 mm0.5 mm0.5 mm-Ceramic WE - MKReel , Cut Tape
7447860122G


RF Inductors - SMD WE-MK DCResi=0.4Ohms 0603 0.3A +/- 2%
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USD 0.0412

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Multilayer0603 (1608 METRIC)Shielded22 nH2 %300 mA400 mOhms-- 55 C+ 125 C121.6 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860139G


RF Inductors - SMD WE-MK DCResi=0.6Ohms 0603 0.3A +/- 2%
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USD 0.0412

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Multilayer0603 (1608 METRIC)Shielded39 nH2 %300 mA600 mOhms-- 55 C+ 125 C121.1 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860133G


RF Inductors - SMD WE-MK DCRes=0.55Ohms 0603 0.3A +/- 2%
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USD 0.0412

Multiples of: 1

Multilayer0603 (1608 METRIC)Shielded33 nH2 %300 mA550 mOhms-- 55 C+ 125 C121.2 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860056G


RF Inductors - SMD WE-MK 0.3A 5.6nH Shd 0603 DCR=180 mOhms
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Wurth Availability : 4850
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USD 0.0412

Multiples of: 1

Multilayer0603 (1608 METRIC)Shielded5.6 nH0.1 nH300 mA180 mOhms-- 55 C+ 125 C104 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860115G


RF Inductors - SMD WE-MK DCRes=0.32Ohms 0603 0.3A +/- 2%
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Wurth Availability : 4850
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USD 0.0412

Multiples of: 1

Multilayer0603 (1608 METRIC)Shielded15 nH2 %300 mA320 mOhms-- 55 C+ 125 C122.3 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860112G


RF Inductors - SMD WE-MK 0.3A 12nH Shld 0603 DCR=280 mOhms
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USD 0.0447

Multiples of: 1

Multilayer0603 (1608 METRIC)Shielded12 nH2 %300 mA280 mOhms-- 55 C+ 125 C122.6 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860182G


RF Inductors - SMD WE-MK DCRes=0.95Ohms 0603 0.3A +/- 2%
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USD 0.0447

Multiples of: 1

Multilayer0603 (1608 METRIC)Shielded82 nH2 %300 mA950 mOhms-- 55 C+ 125 C12600 MHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
7447860068G


RF Inductors - SMD WE-MK DCRes=0.22Ohms 0603 0.3A +/- 2%
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USD 0.0447

Multiples of: 1

Multilayer0603 (1608 METRIC)Shielded6.8 nH2 %300 mA220 mOhms-- 55 C+ 125 C104 GHzStandard1.6 mm0.8 mm0.8 mm-Ceramic WE - MKReel , Cut Tape
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