| Allicdata Part #: | UB3C-3R9F1-ND |
| Manufacturer Part#: |
UB3C-3R9F1 |
| Price: | $ 0.20 |
| Product Category: | Resistors |
| Manufacturer: | Riedon |
| Short Description: | RES 3.9 OHM 3W 1% AXIAL |
| More Detail: | 3.9 Ohms ±1% 3W Through Hole Resistor Axial Moistu... |
| DataSheet: |  UB3C-3R9F1 Datasheet/PDF |
| Quantity: | 1000 |
| 500 +: | $ 0.18003 |
| Series: | UB |
| Packaging: | Bulk |
| Part Status: | Active |
| Resistance: | 3.9 Ohms |
| Tolerance: | ±1% |
| Power (Watts): | 3W |
| Composition: | Wirewound |
| Features: | Moisture Resistant, Pulse Withstanding |
| Temperature Coefficient: | ±50ppm/°C |
| Operating Temperature: | -55°C ~ 250°C |
| Package / Case: | Axial |
| Supplier Device Package: | Axial |
| Size / Dimension: | 0.157" Dia x 0.350" L (4.00mm x 8.90mm) |
| Height - Seated (Max): | -- |
| Number of Terminations: | 2 |
| Failure Rate: | -- |
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Through Hole Resistors, such as UB3C-3R9F1, have become an integral part of electronics as they provide fundamental components for regulating electrical signal. They are designed to be the regulating unit that makes up the electrical current flowing through circuits.
The UB3C-3R9F1 utilizes a three-ring or tricolor design, with a resistive element in the middle, which is encased within a ceramic sleeve. The inner sleeve is the active element. This element is made up of a number of metal oxide layers, which create a resistive field when an electric current is applied. The inner sleeve is surrounded by two outer "rings", which act as an electrical shield, providing insulation to reduce noise and interference from other components. A metal cap secures the resistor within the casing, creating a stable and secure connection.
This resistor is used for numerous applications, particularly in devices involving high frequency and variable impedance. The UB3C-3R9F1 has an impressive dynamic range, with an operating frequency range of 30 kHz to 200 MHz.
In terms of the resistor\'s functionality and working principle, this can be broken down into three distinct areas. Firstly, the UB3C-3R9F1 has a low resistance to ground coupled with high resistance to signal. This creates an impedance profile which significantly reduces unwanted frequencies and increases the quality of the electrical signal passing through the component. Secondly, the resistor allows for a precise regulation of the voltage across the node by providing a precise voltage drop, thereby providing a constant current flow without fluctuations. Finally, the resistor provides a constant voltage level which allows for optimal speed of data transmission.
The UB3C-3R9F1 is an exceptional resistor which is utilized in a variety of electronic applications. It is able to provide precise regulation, low resistance to ground and high resistance to signal, whilst exhibiting durability and resistance to aging over time. This resistor is the perfect addition to any system requiring reliable and accurate resistive components.
The specific data is subject to PDF, and the above content is for reference
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