D50K4K0E

Series:	Dividohm®210
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	4 kOhms
Power (Watts):	50W
Tolerance:	±10%
Adjustment Type:	Slide
Diameter:	0.563" OD, 0.313" ID (14.30mm x 7.94mm)
Length:	4.000" (101.60mm)
Mounting Type:	Chassis Mount
Termination:	Solder Lug
Package / Case:	Radial, 3 Lead, Tubular

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Introduction

Adjustable power resistors are a type of electronic components used in the power electronics industry. They are designed for the purpose of controlling the amount of power a device is allowed to consume, as well as the voltage or current supplied to the device. D50K4K0E is a specific type of adjustable power resistor that serves this purpose. This article will discuss the application field and working principle of the D50K4K0E adjustable power resistor.

Application Field

The D50K4K0E adjustable power resistor is used primarily in high power and high current applications. It is ideal for use in applications requiring precise and accurate control of voltage and current draw. It can also be used for controlling the output of an amplifier, allowing it to operate at different output levels. This is especially useful when dealing with audio amplifiers and other audio applications.The D50K4K0E is also used in power supplies, providing precise and reliable control of output voltage. It is also ideal for applications in motor control, as it offers precise control over current and voltage levels. Its high thermal resistance ensures efficient and reliable operation.

Working Principle

The D50K4K0E adjustable power resistor works by taking advantage of the PTC (positive temperature coefficient) effect. It consists of two resistive elements, known as the positive and negative resistors, which are connected in series. As the temperature of the element increases, the resistance of the positive resistor increases while the resistance of the negative resistor decreases. This allows the user to precisely control the voltage, current draw, power output or impedance of the device.To adjust the voltage or current, the user simply adjusts the resistance of the positive and negative resistors by varying the temperature of the element. This is possible due to the different temperature coefficient ratings of each resistor. The higher the resistance, the lower the voltage or current. The lower the resistance, the higher the voltage or current. This allows for precise control over the device\'s parameters.

Conclusion

The D50K4K0E adjustable power resistor is a very useful and versatile electronic component. Its ability to precisely control the power output, voltage or current allows it to be used in a wide range of applications, including power supplies, motor controls and audio equipment. Its efficient thermal resistance ensures reliable and long-lasting operation. Overall, the D50K4K0E adjustable power resistor is a valuable asset in the power electronics industry, offering precise and accurate control over voltage and current.

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