| Allicdata Part #: | PTHF250R-894H-ND |
| Manufacturer Part#: |
PTHF250R-894H |
| Price: | $ 8.80 |
| Product Category: | Inductors, Coils, Chokes |
| Manufacturer: | API Delevan Inc. |
| Short Description: | FIXED IND 250UH 5A 60 MOHM TH |
| More Detail: | 250µH Shielded Toroidal Inductor 5A 60 mOhm Max Ra... |
| DataSheet: |  PTHF250R-894H Datasheet/PDF |
| Quantity: | 1000 |
| 100 +: | $ 7.91735 |
Specifications
| DC Resistance (DCR): | 60 mOhm Max |
| Height - Seated (Max): | 0.650" (16.51mm) |
| Size / Dimension: | 1.300" Dia (33.02mm) |
| Supplier Device Package: | -- |
| Package / Case: | Radial |
| Mounting Type: | Through Hole |
| Inductance Frequency - Test: | 1kHz |
| Operating Temperature: | -- |
| Ratings: | -- |
| Frequency - Self Resonant: | 1MHz |
| Q @ Freq: | -- |
| Series: | PTHFR |
| Shielding: | Shielded |
| Current - Saturation: | 4.6A |
| Current Rating: | 5A |
| Tolerance: | ±10% |
| Inductance: | 250µH |
| Material - Core: | Molybdenum Permalloy(MPP) |
| Type: | Toroidal |
| Part Status: | Active |
| Packaging: | Bulk |
Description
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Fixed Inductors are widely used in electronic circuits. They are commonly used in power supplies, RF transmits and receivers, as well as many audio and video circuits. The PTHF250R-894H is a type of fixed inductor that features a high working frequency up to 250MHz and a current rating of 5A. This makes it ideal for applications that require high-frequency switching in a space-saving design.
The PTHF250R-894H is made up of an iron-core inductor. This type of inductor is characterized by its magnetic field-induced magnetization of the iron core, resulting in a greater inductive reactance. This increases the resistance of the inductor, which helps to reduce the amount of current flowing through the inductor. The features of the PTHF250R-894H make it suitable for use in circuits requiring high frequency switching, as the inductor will not burn out in higher current load situations.
The PTHF250R-894H also features a built-in resistor. This resistor helps to reduce the current flowing through the inductor, further reducing losses. The built-in resistor is also used to reduce power dissipation, which helps to increase the efficiency of the inductor. The internal resistor also helps to increase the power handling capability of the inductor, making it suitable for current-sensitive applications.
The PTHF250R-894H is an ideal choice for applications requiring a high level of efficiency and a tight-tolerance rating. Its features make it suitable for use in such applications as power amplifiers, voltage regulators, RF transmitters and receivers, as well as video circuits. Its high working frequency makes it ideal for applications that require frequency switching, as well as high current loads. Its internal resistor helps to reduce power dissipation, further increasing its efficiency.
In terms of the working principle of the PTHF250R-894H, its design is a simple one that relies on the magnetic field created by the inductor to induce the magnetization of the iron core. When an alternating current flows through the coil, the magnetic field will move around the core, thus setting up an electromagnetic field. This EM field will then interact with the cores of other inductors, creating a back EMF, which ultimately results in the inductor forming an inductance. This inductance effects the current, causing it to decrease.
Overall, the PTHF250R-894H is a very useful fixed inductor that can be used in a variety of applications. Its high frequency switching and power handling capabilities make it ideal for applications that require a high level of efficiency and precision, while its internal resistor helps to reduce power dissipation. Its ability to create an inductance through the help of its EM field makes it suitable for a wide range of circuits.
The specific data is subject to PDF, and the above content is for reference
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