
Allicdata Part #: | CMF5538R300DHEK-ND |
Manufacturer Part#: |
CMF5538R300DHEK |
Price: | $ 0.63 |
Product Category: | Resistors |
Manufacturer: | Vishay Dale |
Short Description: | RES 38.3 OHM 1/2W .5% AXIAL |
More Detail: | 38.3 Ohms ±0.5% 0.5W, 1/2W Through Hole Resistor A... |
DataSheet: | ![]() |
Quantity: | 1000 |
100 +: | $ 0.56700 |
300 +: | $ 0.48600 |
500 +: | $ 0.40500 |
1000 +: | $ 0.35100 |
5000 +: | $ 0.34020 |
Series: | CMF |
Packaging: | Bulk |
Part Status: | Active |
Resistance: | 38.3 Ohms |
Tolerance: | ±0.5% |
Power (Watts): | 0.5W, 1/2W |
Composition: | Metal Film |
Features: | Flame Retardant Coating, Moisture Resistant, Safety |
Temperature Coefficient: | ±50ppm/°C |
Operating Temperature: | -55°C ~ 175°C |
Package / Case: | Axial |
Supplier Device Package: | Axial |
Size / Dimension: | 0.090" Dia x 0.240" L (2.29mm x 6.10mm) |
Height - Seated (Max): | -- |
Number of Terminations: | 2 |
Failure Rate: | -- |
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Through hole resistors, or THRs for short, can be found in a variety of everyday electronic components. The CMF5538R300DHEK is a type of THR, and is designed for a wide array of applications. In this article, we take a closer look at the CMF5538R300DHEK, including its applications and working principle.
What is the CMF5538R300DHEK?
The CMF5538R300DHEK is an electronics component, specifically a through hole resistor. It is a type of resistor which uses a cylindrical, environmentally sealed body of metal or ceramic. It is removable and replaceable in most scenarios.
Applications of the CMF5538R300DHEK
The CMF5538R300DHEK has a wide variety of applications, depending on its exact construction. Generally, these include high-frequency (RF) switching, audio signal processing, radio-frequency (RF) telephone line access, and telecommunications. It can also be used for current sensing, and in motor control applications.
These components are often used in AC mains power electronics as well. Through hole resistors are essential in AC mains power electronics, such as light dimmers, motor speed controllers, and other household gadgets.
The CMF5538R300DHEK is also suitable for general-purpose applications. It is designed with good tolerance and accuracy for these types of application. Regardless, this THR is special in that it is rated to withstand up to 8,000 volts, making them suitable for use in high voltage applications.
Working principle of the CMF5538R300DHEK
The working principle of the CMF5538R300DHEK is based on the electrical resistance phenomenon. In essence, when current passes through a resistor, it encounters resistance, which results in a decrease in voltage. This decrease in voltage is proportional to the resistor\'s resistance value.
The voltage decrease can also be approximated by Ohm\'s Law, which states that voltage equals the current passing through the resistor multiplied by its resistance. This defines the basic working principle of through-hole resistors.
Conclusion
The CMF5538R300DHEK is a through hole resistor designed for a wide range of applications. It is highly reliable in terms of tolerance and accuracy, with the added bonus of being able to withstand up to 8,000 volts. Applications of this resistor include current sensing, high-frequency RF switching, motor control, telecommunications, radio-frequency telephone line access, and more. The THR works by providing resistance to current, which results in a voltage decrease.
The specific data is subject to PDF, and the above content is for reference
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