| Allicdata Part #: | RWR81S3R74FRRSL-ND |
| Manufacturer Part#: |
RWR81S3R74FRRSL |
| Price: | $ 2.23 |
| Product Category: | Resistors |
| Manufacturer: | Vishay Dale |
| Short Description: | RES 3.74 OHM 1W 1% WW AXIAL |
| More Detail: | 3.74 Ohms ±1% 1W Through Hole Resistor Axial Milit... |
| DataSheet: | RWR81S3R74FRRSL Datasheet/PDF |
| Quantity: | 1000 |
| 100 +: | $ 2.02320 |
| 300 +: | $ 1.83352 |
| 500 +: | $ 1.70707 |
| 1000 +: | $ 1.58063 |
| 2500 +: | $ 1.55534 |
| Series: | Military, MIL-PRF-39007, RWR81S |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Resistance: | 3.74 Ohms |
| Tolerance: | ±1% |
| Power (Watts): | 1W |
| Composition: | Wirewound |
| Features: | Military, Moisture Resistant |
| Temperature Coefficient: | ±50ppm/°C |
| Operating Temperature: | -55°C ~ 250°C |
| Package / Case: | Axial |
| Supplier Device Package: | Axial |
| Size / Dimension: | 0.085" Dia x 0.250" L (2.16mm x 6.35mm) |
| Height - Seated (Max): | -- |
| Number of Terminations: | 2 |
| Failure Rate: | R (0.01%) |
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Through Hole Resistors are widely used in many circuits for any type of application. The RWR81S3R74FRRSL is a commonly used type of through hole resistor. This type of resistor can be adapted to various circuit designs and can be used to provide precise resistance control. In this article, we will explore the application field and working principle of this kind of resistor.
The RWR81S3R74FRRSL is a metal film, high performance resistor. It is composed of a ceramic substrate, a protective coating, and a metal-aluminum-oxide film. It is a precision resistor that is usually used in higher power applications. This type of resistor has a very stable temperature and high power rating. It also has very low thermal emf and excellent noise characteristics.
The RWR81S3R74FRRSL is designed for through-hole mounting and is an ideal choice for many applications. It is used in industrial controllers, audio amplifiers, power supplies, and other sensitive equipment. This type of resistor can also be used for power backup systems, automotive systems, or medical instruments. Its tight tolerance, low thermal drift, and excellent noise performance makes it ideal for these applications.
The working principle of the RWR81S3R74FRRSL is based on the resistance-capacitance-inductance (RCI) model. This type of resistor is made up of three major components. The capacitor generates the current, while the resistors control the current. The inductor controls the phase shift between the two currents. The resistor contains a negative temperature coefficient (NTC) that limits the values of the resistance depending on the current environment.
In addition to the RCI model, the RWR81S3R74FRRSL also incorporates the Ohm\'s law. Ohm\'s law states that the current through a conductor between two points is directly proportional to the potential difference across the two points. Therefore, when the voltage across the resistor increases, the current across it increases as well. This allows for precise current regulation in electronic circuits.
The RWR81S3R74FRRSL is one of the most popular types of through hole resistors and is widely used in many electronic circuits. It is capable of providing precise resistance control and is a reliable and cost-effective solution. Its RCI model and Ohm\'s law helps make it a powerful and accurate device for power applications. and it is rugged enough to be used in a wide variety of environments.
The specific data is subject to PDF, and the above content is for reference
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RWR81S3R74FRRSL Datasheet/PDF