| Allicdata Part #: | LF1290NP-392-ND |
| Manufacturer Part#: |
LF1290NP-392 |
| Price: | $ 0.73 |
| Product Category: | Filters |
| Manufacturer: | Sumida America Components Inc. |
| Short Description: | CMC 3.9MH 360MA 2LN TH |
| More Detail: | 3.9mH @ 1kHz 2 Line Common Mode Choke Through Hole... |
| DataSheet: |  LF1290NP-392 Datasheet/PDF |
| Quantity: | 1000 |
| 1000 +: | $ 0.66402 |
Specifications
| Voltage Rating - AC: | -- |
| Package / Case: | Vertical, 4 PC Pin |
| Height (Max): | 0.374" (9.50mm) |
| Size / Dimension: | 0.669" L x 0.512" W (17.00mm x 13.00mm) |
| Mounting Type: | Through Hole |
| Features: | -- |
| Approvals: | -- |
| Ratings: | -- |
| Operating Temperature: | -- |
| Series: | LF |
| Voltage Rating - DC: | -- |
| DC Resistance (DCR) (Max): | 1.2 Ohm |
| Current Rating (Max): | 360mA |
| Inductance @ Frequency: | 3.9mH @ 1kHz |
| Number of Lines: | 2 |
| Filter Type: | Power Line |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
Description
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Common Mode Chokes is an electronic component that can suppress noise signals in power supply devices, data transmission devices, signal devices, motors and energy storage devices. The LF1290NP-392 is a common mode choke with powerful features and wide application fields. The following will discuss the application fields and working principle of this common mode choke.
Application Field
The LF1290NP-392 is a common mode choke that has wide application fields. It can be used in high frequency switching power circuit, such as DC/DC converters, LED drivers, AC/DC adapters, LCD monitors and other power circuits. It also can be used for noise reduction in communications, industrial and consumer electronics, as well as in automotive electronics and other microcircuit systems.Working Principle
The LF1290NP-392 is a common mode choke that works by using the magnetic flux effect to reduce inductive interference on power lines. It helps to reduce the electric interference from strong current, high frequency interference, ripple noise, etc. It consists of two different windings wound in the same direction around a core. This core provides the flux that is responsible for the low frequency noise reduction. When an electrical signal passes through the windings, the alternating current will cause the magnetic field to fluctuate. This fluctuation of the magnetic field will cancel out any inductive interference, thus reducing the amount of noise interference that is present in the circuit.The LF1290NP-392 also has a built-in protection feature. This protection feature helps to prevent the generation of high current on the power line due to voltage fluctuation or over-current. This ensures that the circuit is protected from any unexpected damage or overload.Conclusion
The LF1290NP-392 is a common mode choke that has powerful features and wide application fields. It works by using the magnetic flux effect to reduce inductive interference on power lines. Its built-in protection feature helps to protect the circuit from unexpected damage or overload. Therefore, it is a great component to have in any electronics or automotive system that requires noise reduction and protection.The specific data is subject to PDF, and the above content is for reference
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