Tray / Rail Inductors, Coils, and Chokes
Description
Tray/Rail Inductors, Coils, and Chokes are components used in electrical circuits to manage the flow of electrical energy. They are designed to store energy in a magnetic field when electrical current passes through them. These components are essential in controlling the characteristics of electrical signals, such as their frequency and amplitude.
Working Principle
Inductors, coils, and chokes operate on the principle of electromagnetic induction. When an electrical current flows through a coil, it generates a magnetic field around it. This magnetic field can induce a voltage in the coil itself or in nearby conductors. The inductance of a coil is determined by factors such as the number of turns in the coil, the core material, and the coil's geometry. Ferromagnetic materials like iron can significantly increase the inductance by concentrating the magnetic field. These components are useful because they can filter out unwanted frequencies, stabilize current flow, and store energy temporarily.
Applications
Inductors, coils, and chokes are used in a variety of applications. Common-mode choke coils, for example, are employed to prevent electromagnetic interference (EMI) and radio frequency interference (RFI) from affecting power supply lines and electronic equipment. They are crucial in ensuring the proper functioning of devices by filtering out noise and preventing malfunctions.
Advantages over other Inductors, Coils, and Chokes
Toroidal cores, which are often used in these components, offer more inductance for a given core material and number of turns compared to solenoidal cores. This means they can provide a higher level of inductance while occupying less physical space, making them advantageous in compact designs.
Limitations
One limitation of these components is their sensitivity to temperature changes, which can affect their performance. Additionally, the choice of core material can impact the efficiency and effectiveness of the inductor, coil, or choke, with some materials being more suitable for specific frequency ranges than others.
Considerations
When selecting inductors, coils, and chokes, several factors should be considered. Initial costs can vary depending on the core material and design complexity. Operating expenses are generally low, but durability and accuracy can be affected by environmental conditions such as temperature and humidity. Replacement and maintenance costs are typically minimal, but it's important to choose components with appropriate specifications to ensure long-term reliability and performance.
from Coilcraft, Inc.
AEC-Q200 qualified; Ideal for a variety of automotive applications. 75% smaller than previous generation. Very low DCR maintains high efficiency. Soft saturation with high current handling capability. Magnetic shielding reduces power losses at high frequency. Ideal for Bi-directional 12 V – 48... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Powdered Iron; Powdered Iron
- Standards and Certifications: RoHS
from DigiKey
Unshielded 2 Coil Inductor Array Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel Nonstandard [See More]
- Packing Method: Tray
- Lead Style: Radial
- Mounting Option: Through Hole
- Operating Temperature: -40 to 125
from Coilcraft, Inc.
Coilcraft AEC-Q200 qualified AGP2923 Series power inductor is ideal for automotive applications and other high-temperature environments. AGP2923 power inductor, along with VER2923 and HA3588, is designed for high-efficiency power supplies requiring high current and high inductance. Four mounting... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
Unshielded 2 Coil Inductor Array 100 µH Inductance - Connected in Series 25 µH Inductance - Connected in Parallel 13mOhm Max DC Resistance (DCR) - Parallel 6A Radial [See More]
- Packing Method: Tray
- Lead Style: Radial
- Mounting Option: Through Hole
- Inductance Tolerance: 15
from Coilcraft, Inc.
Coilcraft AEC-Q200 Grade-1 AGP4233 Series power inductor is ideal for automotive applications and other high-temperature environments. AGP4233 power inductors, along with VER2923 and HA3588, are designed for high-efficiency power supplies requiring high current and high inductance. Flat wire... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
Unshielded 2 Coil Inductor Array 10.4 µH Inductance - Connected in Series 2.6 µH Inductance - Connected in Parallel 10.9mOhm Max DC Resistance (DCR) - Parallel 7.2A Nonstandard [See More]
- Packing Method: Tray
- Inductance Tolerance: 10
- Mounting Option: Surface Mount Technology
- DCR: 0.0109 to 0.0436
from Coilcraft, Inc.
Coilcraft BCR Series conical inductors were designed specifically for broadband and high frequency applications, operating as a series of narrow-band inductors across a frequency range of 10 MHz to 40 GHz. They are ideal for use in ultra-wideband bias Tees. Their “flying leads ” allow... [See More]
- Packing Method: Tray
- Lead Style: Flying
- Application: RF Choke
- Standards and Certifications: RoHS
from DigiKey
Shielded 4 Coil Inductor Array Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel Nonstandard [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Operating Temperature: -40 to 130
from Coilcraft, Inc.
Significant noise attenuation over a wide range of frequencies. Compact size and light weight. Independent windings allow use in high-voltage signal lines. 1000 Vrms, one minute isolation (hipot) between windings. Refer to Designing Common Mode Filters for design guidance. RoHS-compliant. Tin-silver... [See More]
- Packing Method: Tray
- Application: Common Mode Choke; Power Choke; RF Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
Shielded 4 Coil Inductor Array Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel 8-SMD, No Lead [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Operating Temperature: -40 to 130
from Coilcraft, Inc.
Combines common and differential mode filtering in a single component. Can eliminate two extra filter chokes compared to standard common mode choke. Special windings and materials provides better filtering performance than common mode chokes or a single winding inductor alone. Refer to Designing... [See More]
- Packing Method: Tray
- Application: Common Mode Choke; Power Choke; RF Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
Shielded 2 Coil Inductor Array 5.9 µH Inductance - Connected in Series 1.5 µH Inductance - Connected in Parallel 2.9mOhm Max DC Resistance (DCR) - Parallel 12.4A Nonstandard [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Inductance Tolerance: 20
from Coilcraft, Inc.
Best possible combination of low cost and high inductance. Two series with a variety of current ratings and inductance values. Refer to Designing Common Mode Filters for design guidance. RoHS-compliant. Tin-silver over tin over copper terminations. Samples of several values plus other chokes are... [See More]
- Packing Method: Tray
- Standards and Certifications: RoHS
- Application: Common Mode Choke; Power Choke; RF Choke
- Molded / Shielded: Shielded
from DigiKey
Shielded 2 Coil Inductor Array 42 µH Inductance - Connected in Series 10.5 µH Inductance - Connected in Parallel 17mOhm Max DC Resistance (DCR) - Parallel 6A Nonstandard [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Inductance Tolerance: 20
from Coilcraft, Inc.
D1787 Series high-current, high-inductance power inductors feature a flat-wire construction, resulting in exceptionally low DC resistance. They come in a wide range of sizes and inductance values for POL, VRM, VRD, and other high power applications. Developed for Texas Instruments LM5115DC Post... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
Unshielded 3 Coil Inductor Array Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel Nonstandard [See More]
- Packing Method: Tray
- Standards and Certifications: RoHS
- Mounting Option: Surface Mount Technology
- Operating Temperature: -40 to 130
from Coilcraft, Inc.
Coilcraft DC1012 Series radial-leaded power inductors provide a low-cost, high-efficiency option for choke applications. They feature industry-standard lead spacing and are available in a wide range of inductance values and current ratings up to 9.5 Amps. Small and cost effective power inductors. [See More]
- Packing Method: Tray
- Lead Style: Radial
- Application: Power Choke
- Standards and Certifications: RoHS
from DigiKey
Shielded 3 Coil Inductor Array 150nH Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel 6-SMD, No Lead [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Inductance Tolerance: 15
from Coilcraft, Inc.
Coilcraft DR0608 Series radial-leaded power inductors provide a low-cost, high-efficiency option for choke applications. They feature industry-standard lead spacing and are available in a wide range of inductance values and current ratings up to 9.5 Amps. Industry standard 3.5 mm lead spacing. [See More]
- Packing Method: Tape Reel; Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
Shielded 4 Coil Inductor Array 200nH Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel 8-SMD, No Lead [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Inductance Tolerance: 15
from Coilcraft, Inc.
Coilcraft DR0810 Series radial-leaded power inductors provide a low-cost, high-efficiency option for choke applications. They feature industry-standard lead spacing and are available in a wide range of inductance values and current ratings up to 9.5 Amps. Industry standard 5 mm lead spacing. PVC... [See More]
- Packing Method: Tape Reel; Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
Shielded 5 Coil Inductor Array 250nH Inductance - Connected in Series Inductance - Connected in Parallel DC Resistance (DCR) - Parallel 10-SMD, No Lead [See More]
- Packing Method: Tray
- Molded / Shielded: Shielded
- Mounting Option: Surface Mount Technology
- Inductance Tolerance: 15
from Coilcraft, Inc.
Coilcraft's ED0006-AL toroidal power choke has flat inductance vs current characteristics. It was developed as a Class-D low-pass filter element. Developed for the Zetex ZXCD1210 analog input Class-D modulator. Also recommended by Zetex for their ZXCD1000 high fidelity Class- D amplifier solution. [See More]
- Packing Method: Tray
- Application: Power Choke
- Technology: Toroid
- Lead Style: Radial
from DigiKey
IND CMC 1.5MH 14A [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.0073
from Coilcraft, Inc.
Low cost and high performance choke coil. UL1446 Class B (130 °C) Insulation System (UL File E83628). Designed to reduce AC line conducted common mode noise produced by switching power supplies. Refer to Designing Common Mode Filters for design guidance. [See More]
- Packing Method: Tray
- Standards and Certifications: RoHS
- Application: Common Mode Choke; Power Choke; RF Choke
- Molded / Shielded: Shielded
from DigiKey
IND FILTER CHOKE 22MH 0.28A [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 3
from Coilcraft, Inc.
• Designed for ON Semiconductor for their 300 Watt, wide mains, PFC stage, driven by the NCP1654 PFC Controller. • Shown as L1 on Application Note AND8324/D. • High inductance: 650 μH; high saturating current: 6.3 A [See More]
- Packing Method: Tray
- Application: RF Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
IND FILTER CHOKE 27MH 0.50A [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 2
from Coilcraft, Inc.
HA3588-BL Series power inductor, along with VER2923, is designed for high-efficiency power supplies requiring high current and high inductance. Flat wire windings provide extremely low DC and AC resistance. Low loss ferrite cores provide flat L vs I. Magnetic shielding to minimize EMI. Vertical (TH)... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
5mH @ 1kHz 2 Line Common Mode Choke Through Hole 500mA DCR 1Ohm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 1
from Coilcraft, Inc.
Coilcraft ’s L0451 Series of high-current, radial-lead unshielded inductors are vertical-mount power chokes which have an open magnetic flux path for high current handling without saturation and have 130 °C class insulation. Developed for ON Semiconductor MC33163 & MC34163 Power... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
CMC 2.4MH 2A 2LN TH AUTOMOTIVE [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.0500
from Coilcraft, Inc.
Coilcraft MA5172/3-AE, PA6331-AE toroidal power chokes were designed for Class-D applications. Low distortion chokes used in Texas Instrument ’s TPA3251D2 PurePath Ultra-HD, TAS5612/14PHD2EVM, TAS5612PHD and TAS5614PHD evaluation modules. Designed for use in Class-D amplifiers. [See More]
- Packing Method: Tray
- Core Material: Powdered Iron; Powdered Iron
- Technology: Toroid
- Application: Power Choke
from DigiKey
Common Mode Chokes [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.0242
from Coilcraft, Inc.
Combined common and differential mode filtering in a single component. Provide differential filtering at higher frequencies ( >1000 Ohms @ 50 MHz). 2000 Vrms, one minute isolation (hipot) between windings. AEC-Q200 qualified. Refer to Designing Common Mode Filters for design guidance. [See More]
- Packing Method: Tray
- Application: Common Mode Choke; Power Choke; RF Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
3.3mH @ 10kHz 2 Line Common Mode Choke Through Hole 1.5A DCR 165mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.1650
from Coilcraft, Inc.
Coilcraft AEC-Q200 Grade-1 RA7338 Series power inductors are ideal for automotive applications and other high-temperature environments. RA7338 Series are designed for high-efficiency power supplies requiring high current and high inductance. Developed for Microchip 1600W Bus Balancer Reference... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
10mH @ 10kHz 2 Line Common Mode Choke Through Hole 1.2A DCR 285mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.2850
from Coilcraft, Inc.
Coilcraft RFB0807 Series unshielded, radial-leaded inductors are a low-cost option for general-purpose applications. High-reliability extended temperature versions of many series are available for space, military, and other critical applications. RFB0807 Series are cost-reduced higher inductance... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
47mH @ 10kHz 2 Line Common Mode Choke Through Hole 400mA DCR 1.942Ohm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 1.94
from Coilcraft, Inc.
Coilcraft RFB0810 Series unshielded, radial-leaded inductors are a low-cost option for general-purpose applications. High-reliability extended temperature versions of many series are available for space, military, and other critical applications. RFB0810 Series are cost-reduced higher inductance... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
6.8mH @ 10kHz 2 Line Common Mode Choke Through Hole 1.1A DCR 342mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.3420
from Coilcraft, Inc.
Coilcraft RFB1010 Series unshielded, radial-leaded inductors are a low-cost option for general-purpose applications. High-reliability extended temperature versions of many series are available for space, military, and other critical applications. RFB1010 Series are cost-reduced higher inductance... [See More]
- Packing Method: Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
4mH @ 1kHz 2 Line Common Mode Choke Through Hole 2A DCR 34mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.0340
from Coilcraft, Inc.
Coilcraft RFC0807B Series unshielded, radial-leaded inductors are a low-cost option for general-purpose applications. RFC0807B Series are cost-reduced higher inductance versions. Open magnetic path. Rugged through-hole (TH) mount construction. High saturation current ratings. Ferrite core gives flat... [See More]
- Packing Method: Tape Reel; Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
4.8mH @ 1kHz 2 Line Common Mode Choke Through Hole 2A DCR 74mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.0740
from Coilcraft, Inc.
Coilcraft RFC0807BV Series power inductors are a high-voltage version of our RFC0807B Series. Their operating voltage is rated at 800 V, which is significantly higher than comparable products in the market. They offer a cost-effective solution for high-voltage, universal off-line (non-isolated)... [See More]
- Packing Method: Tape Reel; Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Standards and Certifications: RoHS
from DigiKey
3.3mH @ 10kHz 2 Line Common Mode Choke Through Hole 2A DCR 190mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.1900
from Coilcraft, Inc.
Coilcraft RFC0810B Series unshielded, radial-leaded inductors are a low-cost option for general-purpose applications. RFC0810B Series are cost-reduced higher inductance versions. Open magnetic path. Rugged through-hole (TH) mount construction. High saturation current ratings. Ferrite core gives flat... [See More]
- Packing Method: Tape Reel; Tray
- Application: Power Choke
- Core Material: Ferrite; Ferrite
- Lead Style: Radial
from DigiKey
3.3mH @ 10kHz 2 Line Common Mode Choke Through Hole 2A DCR 164mOhm [See More]
- Packing Method: Tray
- Application: Common Mode Choke; RF Choke
- Mounting Option: Through Hole
- DCR: 0.1640
from Bourns, Inc.
Bourns, Inc. is pleased to announce that it has acquired substantially all of the assets of the J.W. Miller Magnetics Division of Bell Industries, Inc. from Bell. Founded in 1924, J.W. Miller ® Magnetics is a well-known supplier of custom and standard magnetic components with capabilities to... [See More]
- Packing Method: Tray; Bulk
- Technology: Wirewound
- Mounting Option: Through Hole
- Core Material: Ferrite
from Central Technologies
4-pad inductor, applications for single inductors, bulk pack packaging [See More]
- Packing Method: Tray; Bulk
- Technology: Toroid
- Mounting Option: Surface Mount Technology
- Application: Common Mode Choke
from Coilcraft CPS
bull; Designed for use in extremely high-temperature applications, up to 300 °C. • Suitable for use in down-hole applications and on-engine automotive applications. Coilcraft CPS offers coils suitable for use in extremely high temperature applications. Comprising high grade materials... [See More]
- Packing Method: Tray
- Technology: Wirewound
- Mounting Option: Down-hole, On-engine Applications
- Core Material: Ferrite