RC55Y-4K75BI

Series:	RC
Packaging:	Tape & Box (TB)
Part Status:	Discontinued at Digi-Key
Resistance:	4.75 kOhms
Tolerance:	±0.1%
Power (Watts):	0.25W, 1/4W
Composition:	Metal Film
Features:	--
Temperature Coefficient:	±15ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.098" Dia x 0.283" L (2.50mm x 7.20mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Introduction

Through Hole Resistors are electrical components with a high resistance to the flow of current. They are typically made up of two or more electrical resistive elements and usually connected in series with a common electrical connection, such as a leaded capacitor or inductor. The components come in a wide variety of shapes, sizes, and materials, and can be used in a wide variety of applications, from powering electronic devices to controlling temperature.

RC55Y-4K75BI Application Field

The RC55Y-4K75BI is a through hole resistor designed for intensive commercial applications, such as LED lighting, electronic motors, power supplies, automotive devices, and more. This component features a high power rating of 250V, three-terminal connection, and low temperature coefficient, making it an ideal device for demanding applications requiring a reliable and long-lasting resistor. In particular, the RC55Y-4K75BI\'s two-element construction provides superior heat resistance, allowing it to operate in temperatures up to 250 degrees Celsius.

Working Principle

The working principle of a through hole resistor is simple and straightforward. It consists of two resistive elements connected in series, with one element carrying the full load and the other providing the necessary resistance to the flow of current. This arrangement creates a voltage drop across the resistor, which is proportional to the amount of current flowing through it. The resistive components in the RC55Y-4K75BI are composed of an oxide coated nickel-chromium alloy, which is designed to provide superior thermal resistance and high current handling capacity. The resistor is also designed with a three-terminal connection which simplifies installation.

Conclusion

Through Hole Resistors are an essential component of any electrical installation, and the RC55Y-4K75BI is one of the most reliable and long-lasting resistors available. Its two-element construction provides superior heat resistance, allowing it to operate in temperatures up to 250 degrees Celsius, while its three-terminal connection makes installation easy and efficient.Overall, the RC55Y-4K75BI is an excellent choice for intensive commercial applications such as LED lighting, electronic motors, power supplies, automotive devices, and more.

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