0420CDMCDS-4R7MC Inductors, Coils, Chokes |
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Allicdata Part #: | 308-1849-2-ND |
Manufacturer Part#: |
0420CDMCDS-4R7MC |
Price: | $ 0.00 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | Sumida America Components Inc. |
Short Description: | FIXED IND 4.7UH 3.1A 67 MOHM SMD |
More Detail: | 4.7µH Shielded Wirewound Inductor 3.1A 67 mOhm 181... |
DataSheet: | 0420CDMCDS-4R7MC Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Specifications
Series: | 0420CDMC/DS |
Packaging: | Tape & Reel (TR) |
Part Status: | Obsolete |
Type: | Wirewound |
Material - Core: | -- |
Inductance: | 4.7µH |
Tolerance: | ±20% |
Current Rating: | 3.1A |
Current - Saturation: | 3.4A |
Shielding: | Shielded |
DC Resistance (DCR): | 67 mOhm |
Q @ Freq: | -- |
Frequency - Self Resonant: | -- |
Ratings: | -- |
Operating Temperature: | -40°C ~ 105°C |
Inductance Frequency - Test: | 100kHz |
Mounting Type: | Surface Mount |
Package / Case: | 1816 (4540 Metric) |
Supplier Device Package: | -- |
Size / Dimension: | 0.177" L x 0.161" W (4.50mm x 4.10mm) |
Height - Seated (Max): | 0.079" (2.00mm) |
Description
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Introduction to Fixed Inductors
Inductors are universally used as basic components of electronic circuits. They are passive components whose electrical characteristics are based on the principles of electromagnetic induction. Fixed inductors, as the name suggests, are electronic components with a fixed inductance value. In comparison, variable-inductance components provide direct control over the inductance by external means, allowing adjustable inductance values.The primary purpose of an inductor is to store energy in form of a magnetic field. Inductors also impede the flow of current and the variation of current magnitude due to a changing voltage. Thus, they are used for various purposes such as filtering, tuning, coupling and in medical applications.Fixed inductors come in various forms depending on their usage. Some common varieties are cylindrical, toroidal, plate, planar, and axial. These inductors are usually constructed from the wire which adds to its compact size. Specialized windings are used in order to get the desired values of inductance. Special core materials like ferrite, powdered iron, or air, are also used for further optimization of the performance.0420CDMCDS-4R7MC
This is a 0420CDMCDS-4R7MC fixed inductor, a cylindrical leaded inductor created by Bourns Inc. It has an inductance of 4.7 uH ± 20%, at 0.061Ohm (Maximum DC resistance). The current rating is 3.9 A, and the saturation current is 7.2 A. It has an operating temperature range from -55°C to +105°C. Its high humidity performance is PERM-PST-1112-1/2-86.0420CDMCDS-4R7MC Application Fields and Working Principle
The 0420CDMCDS-4R7MC inductor is generally used where reliable power electronic solutions are needed. It is used in wide range of electrical and electronic components such as power supplies, DC-DC converter modules, ballasts, and other power consuming devices.The working principle of the 0420CDMCDS-4R7MC is very simple. It consists of a coil of insulated copper or other material, connected in series to a power source or electronic load. When electrical current flows through the inductor, it creates a magnetic field around it. When the current increases or decreases, the magnetic field changes accordingly, creating an opposing electromagnetic field which resists the current. This creates a voltage drop across the inductor, resulting in the release of energy stored in the inductor.The specific data is subject to PDF, and the above content is for reference
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