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
  
                         
7447840222G


RF Inductors - SMD WE-MK DCRes= 3.77Ohms 0402 0.12A +/- 2%
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USD 0.0357

Multiples of: 1

Multilayer0402 (1005 METRIC)Shielded220 nH2 %120 mA3.77 Ohms-- 55 C+ 125 C8500 MHzStandard1 mm0.5 mm0.5 mm-Ceramic WE - MKReel , Cut Tape
7447820082G


RF Inductors - SMD WE-MK 0.23A 8.2nH Sh 0201 DCR=450 mOhms
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USD 0.0365

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded8.2 nH2 %230 mA450 mOhms-- 55 C+ 125 C43.4 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820110G


RF Inductors - SMD WE-MK 0.22A 10nH Shd 0201 DCR=510 mOhms
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USD 0.0391

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Multilayer0201 (0603 METRIC)Shielded10 nH2 %220 mA510 mOhms-- 55 C+ 125 C42.9 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820022G


RF Inductors - SMD WE-MK 0.36A 2.2nH Sh 0201 DCR=190 mOhms
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USD 0.0391

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded2.2 nH0.1 nH360 mA190 mOhms-- 55 C+ 125 C48 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820024G


RF Inductors - SMD WE-MK DCResi=0.2Ohms 0201 0.35A +/- 0.1nH
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USD 0.0391

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded2.4 nH0.1 nH350 mA200 mOhms-- 55 C+ 125 C48.3 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820115G


RF Inductors - SMD WE-MK 0.18A 15 nH Sh 0201 DCR=710 mOhms
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USD 0.0391

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Multilayer0201 (0603 METRIC)Shielded15 nH2 %180 mA710 mOhms-- 55 C+ 125 C42.3 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820047G


RF Inductors - SMD WE-MK 0.28A 4.7nH Sh 0201 DCR=300 mOhms
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USD 0.0391

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Multilayer0201 (0603 METRIC)Shielded4.7 nH0.1 nH280 mA300 mOhms-- 55 C+ 125 C45.3 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820043G


RF Inductors - SMD WE-MK 0.28A 4.3nH Sh 0201 DCR=300 mOhms
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USD 0.0391

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Multilayer0201 (0603 METRIC)Shielded4.3 nH0.1 nH280 mA300 mOhms-- 55 C+ 125 C45.7 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 0.0408

Multiples of: 1

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 0.0408

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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
7447820027G


RF Inductors - SMD WE-MK 0.34A 2.7nH Sh 0201 DCR=210 mOhms
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USD 0.0408

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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 0.0408

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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
7447820033G


RF Inductors - SMD WE-MK 0.32A 3.3nH Sh 0201 DCR=230 mOhms
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Wurth Availability : 4850
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USD 0.0408

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded3.3 nH0.1 nH320 mA230 mOhms-- 55 C+ 125 C46.7 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820122G


RF Inductors - SMD WE-MK 0.15A 22nH Shd 0201 DCR=1 Ohms
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USD 0.0408

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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
7447820062G


RF Inductors - SMD WE-MK 0.25A 6.2nH Sh 0201 DCR=380 mOhms
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Wurth Availability : 4850
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USD 0.0408

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded6.2 nH2 %250 mA380 mOhms-- 55 C+ 125 C44.2 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820127G


RF Inductors - SMD WE-MK DCRe= 1,35Ohms 0201 0.12A +/- 2%
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Wurth Availability : 4850
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USD 0.0408

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded27 nH2 %120 mA1.35 Ohms-- 55 C+ 125 C41.8 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820039G


RF Inductors - SMD WE-MK 0.3A 3.9nH Shd 0201 DCR=270 mOhms
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Wurth Availability : 4850
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USD 0.0408

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded3.9 nH0.1 nH300 mA270 mOhms-- 55 C+ 125 C46 GHzStandard0.6 mm0.3 mm0.3 mm-Ceramic WE - MKReel , Cut Tape
7447820133G


RF Inductors - SMD WE-MK 0.11A 33nH Shd 0201 DCR=1.5 Ohms
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Wurth Availability : 4850
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USD 0.0408

Multiples of: 1

Multilayer0201 (0603 METRIC)Shielded33 nH2 %110 mA1.5 Ohms-- 55 C+ 125 C41.7 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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Wurth Availability : 4850
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USD 0.0408

Multiples of: 1

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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Wurth Availability : 4850
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USD 0.0408

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
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