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
  
                         
CIGT252010TM1R0MLE


RF Inductors - SMD 1uH, +/-20%, 1008, L Type, TH, in Film
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SAMSUNG 52282
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USD 0.1744
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Wirewound1008 (2520 METRIC)Shielded1 uH20 %5 A23 mOhms5.3 A- 40 C+ 125 C  Standard2.5 mm2 mm1 mm Metal  Reel , Cut Tape
7447840030G


RF Inductors - SMD WE-MK 0.3A 3nH Shiel 0402 DCR=180 mOhms
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Wurth 40112
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USD 0.0372
Multiples of: 1

Multilayer0402 (1005 METRIC)Shielded3 nH0.1 nH300 mA180 mOhms-- 55 C+ 125 C86 GHzStandard1 mm0.5 mm0.5 mm-Ceramic WE - MKReel , Cut Tape
WCLA3225V1-1R0-R


RF Inductors - SMD Chip IND 1.0uH 1.2A SMT 2 Pad
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Eaton 39770
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USD 0.1814
Multiples of: 1

Wirewound1210 (3225 METRIC)Shielded1 uH10 %1.2 A120 mOhms - 55 C+ 125 C10290 MHz 3.6 mm2.8 mm2.4 mm Ferrite WCLAReel , Cut Tape
7447820082G


RF Inductors - SMD WE-MK 0.23A 8.2nH Sh 0201 DCR=450 mOhms
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Wurth 28993
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USD 0.0535
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
7447840027G


RF Inductors - SMD WE-MK 0.3A 2.7nH Shd 0402 DCR=170 mOhms
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Wurth 27571
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USD 0.0372
Multiples of: 1

Multilayer0402 (1005 METRIC)Shielded2.7 nH0.1 nH300 mA170 mOhms-- 55 C+ 125 C86 GHzStandard1 mm0.5 mm0.5 mm-Ceramic WE - MKReel , Cut Tape
7447840047G


RF Inductors - SMD WE-MK DCRes=0.23Ohms 0402 0.3A +/- 0.1nH
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Wurth 25058
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USD 0.0437
Multiples of: 1

Multilayer0402 (1005 METRIC)Shielded4.7 nH0.1 nH300 mA230 mOhms-- 55 C+ 125 C86 GHzStandard1 mm0.5 mm0.5 mm-Ceramic WE - MKReel , Cut Tape
7847804270


RF Inductors - SMD WE-MCI 27nH 0.67 Ohms Q-Factor=8 AEC-Q200
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Wurth 23954
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USD 0.0251
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Multilayer0402 (1005 METRIC)Shielded27 nH5 %300 mA670 mOhms-- 55 C+ 125 C81.6 GHzStandard1 mm0.5 mm0.5 mm-CeramicAEC - Q200WE - MCIReel , Cut Tape
WCLA3225V1-100-R


RF Inductors - SMD Chip IND 10.0uH 0.57A SMT 2 Pad
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Eaton 20370
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USD 0.1814
Multiples of: 1

Wirewound1210 (3225 METRIC)Shielded10 uH10 %570 mA390 mOhms - 55 C+ 125 C1025 MHz 3.6 mm2.8 mm2.4 mm Ferrite WCLAReel , Cut Tape
CWF1610-2R2K


RF Inductors - SMD Ind,1.6x1x1mm,2.2uH+/-10%,0.58A,non-shd
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Bourns 19657
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USD 0.0616
Multiples of: 1

Wirewound0603 (1610 METRIC)Semi - Shielded2.2 uH10 %580 mA -- 40 C+ 125 C--Standard1.6 mm1 mm1 mm-Ferrite CWF1610Reel , Cut Tape
ASCH001005051N2SCP


RF Inductors - SMD 1.2nH RDC=0.09Ohms 400mA AEC-Q200
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Pulse 19400
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USD 0.0186
Multiples of: 1

   1.2 nH 400 mA90 mOhms           AEC - Q200ASCHReel , Cut Tape
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