RSF3JT4K30

Series:	RSF
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance:	4.3 kOhms
Tolerance:	±5%
Power (Watts):	3W
Composition:	Metal Oxide Film
Features:	Flame Retardant Coating, Safety
Temperature Coefficient:	±200ppm/°C
Operating Temperature:	-55°C ~ 235°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.236" Dia x 0.689" L (6.00mm x 17.50mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors: RSF3JT4K30 Application Field and Working Principle

Through hole resistors refer to components which possess a specified electrical resistance and mainly function as power-dissipating devices, current-limiting devices, voltage dividers, and temperature sensors. Their practical application and usage can be found in various fields of the industry.RSF3JT4K30 is one of the most common varieties of through hole resistors available for purchase. It is also known as the 5 Watt Tube, due to its cylindrical shape and overall size, and is capable of handling up to 10 Amps of current. Its overall construction is relatively simple and consists of two concentric cylinders having a copper wire wound around them. This arrangement provides low resistance to dissipated heat, enabling the RSF3JT4K30 to effectively dissipate up to 5 Watts of power. In addition, its construction is designed for compatibility with other components, making it an ideal choice for a variety of applications. The most common practical application of the RSF3JT4K30 is in industrial applications and electronic circuits that require high power handling capabilities. This resistor type is especially suitable for use in regulated power supplies and rectifying circuits. This is due in part to its design which dissipates power evenly and efficiently and provides excellent thermal resistance. Other applications where the RSF3JT4K30 is commonly used include amplifier circuits, motor control circuits, and amplifier/buffer configurations. In terms of its working principle, the RSF3JT4K20 functions in much the same way as other resistors. When configured correctly, it acts as a nonlinear resistor, limiting the current passing through it in proportion to the applied voltage. This is achieved by energizing a copper wire with the connected load current, causing the resistor to generate a voltage drop across its terminals. This voltage drop, in turn, produces a resistive force which acts against the applied voltage. As the applied voltage increases, the generated resistance increases proportionally, meaning the resulting current is limited. The advantages of using the RSF3JT4K30 include its ability to handle large amounts of power in a relatively small package. In addition, its high power dissipation ensures it is an efficient choice for application fields requiring an even distribution of power. This makes it especially suitable for regulated power supplies and rectifying circuits, where component size and efficiency are critical. Furthermore, its design makes it compatible with other components and allows for efficient integration into a variety of applications. Overall, the RSF3JT4K30 offers an effective and efficient solution for a variety of applications requiring high power handling capabilities. Its simple structure provides excellent thermal and electrical resistance and, when properly configured, enables it to serve as an effective nonlinear resistor. Its compatibility with other components allows for efficient integration into a variety of applications, making it an ideal choice for industrial applications and electronic circuits. As such, the RSF3JT4K30 is a versatile choice for a variety of fields within the industry.

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Part Number	Manufacturer	Price	Quantity	Description