Allicdata Part #: | 0819-94F-ND |
Manufacturer Part#: |
0819-94F |
Price: | $ 6.34 |
Product Category: | Inductors, Coils, Chokes |
Manufacturer: | API Delevan Inc. |
Short Description: | FIXED IND 820UH 25.5MA 72 OHM TH |
More Detail: | 820µH Unshielded Molded Inductor 25.5mA 72 Ohm Max... |
DataSheet: | 0819-94F Datasheet/PDF |
Quantity: | 1000 |
3500 +: | $ 5.70945 |
Specifications
Series: | 819 |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Type: | Molded |
Material - Core: | Ferrite |
Inductance: | 820µH |
Tolerance: | ±1% |
Current Rating: | 25.5mA |
Current - Saturation: | -- |
Shielding: | Unshielded |
DC Resistance (DCR): | 72 Ohm Max |
Q @ Freq: | 35 @ 790kHz |
Frequency - Self Resonant: | 3.9MHz |
Ratings: | -- |
Operating Temperature: | -55°C ~ 105°C |
Inductance Frequency - Test: | 790kHz |
Mounting Type: | Through Hole |
Package / Case: | Axial |
Supplier Device Package: | Axial |
Size / Dimension: | 0.078" Dia x 0.200" L (1.98mm x 5.08mm) |
Height - Seated (Max): | -- |
Description
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Fixed Inductors
Fixed inductors, commonly known as chokes, are devices that are used to control the flow of electric current in electrical circuits. They are usually constructed with a coil of wire (also referred to as a solenoid) wrapped around an iron core, which restricts the flow of electrons. The amount of current allowed through the inductor is determined by the amount of electromagnetic energy stored in the coil.
The 0819-94F is a type of fixed inductor which is a compact and cost-effective solution for high current applications. It is designed with a highly permeable ferrite material, which ensures high efficiency in inductance and significant suppression of magnetic fields. The 0819-94F also provides low resistance and high resonance frequencies, making it suitable for various power applications.
The major application fields of the 0819-94F are high frequency switching power supplies, dc to dc converters, motor control circuits, and other power conversion systems. In particular, it is often used as a voltage regulator in high frequency circuit boards and as a power factor correction component in rectifier bridges.
The working principle of the 0819-94F is based on the fact that an electrical current generates a magnetic field when passing through a conductor. As the current passes through the coil of the inductor, the magnetic field created also induces a current in the coil. This is known as a self-induced current or back-emf, and it acts in opposition to the applied current, restricting its flow. The strength of this back-emf is directly proportional to the amount of current that is attempting to pass through the inductor.
In conclusion, the 0819-94F is a type of fixed inductor that is designed for low resistance and high resonance frequency applications. Its major application fields are high frequency switching power supplies and power factor correction components, and its working principle is based on self-induced current or back-emf.
The specific data is subject to PDF, and the above content is for reference
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