TC89W-1-502

Series:	Trimpot® TC89 - Open Frame
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Resistance:	5 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±20%
Temperature Coefficient:	±250ppm/°C
Number of Turns:	1
Adjustment Type:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Rectangular - 0.346" x 0.315" Face x 0.500" H (8.80mm x 8.00mm x 12.70mm)

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Introduction

Trimmer Potentiometers are widely used components in electronic circuits. By varying the amount of resistance, the user is able to modify the level of voltage or varying electronics signals, such as sound pressure. The TC89W-1-502 is a popular model of trimmer potentiometer manufactured by TDK Corporation. This article will explain the application field and working principle of the TC89W-1-502.

Applications of the TC89W-1-502

The TC89W-1-502 trimmer potentiometer has a wide variety of applications in both industrial and consumer electronics. It is used in audio equipment to adjust the sound levels, as well as other applications such as controlling the intensity of lighting or the speed of fans. In the field of medical electronics, it is used to precisely adjust the concentration of medication delivered through dispensing pumps.The TC89W-1-502 trimmer potentiometer is also used in various automotive applications. For example, it can be used to adjust the sensitivity of airbags, tire pressure monitors, or transmission settings. Additionally, it can be used in car audio systems to adjust the volume or balance of the sound.In addition to its practical uses, the TC89W-1-502 trimmer potentiometer is also used in robotics. It can be used as a feedback device to adjust the speed and angle of the robot arm.

Working Principle

The TC89W-1-502 trimmer potentiometer is a three-terminal device composed of a resistance element, a wiper, and two terminals. As the name implies, the wiper is the sliding contact that adjusts the amount of resistance between the two terminals. The resistance element is usually made of a copper or stainless steel wire wound around an infrared heater. When the wiper is adjusted, the resistance between the two terminals is changed.When the wiper is adjusted, an electrical signal is applied to the resistance element. This causes the infrared heater to heat up, which in turn causes the resistance to change. The change in resistance will create an electrical signal through the two terminals, thus creating an output voltage which depends on the amount of resistance.The TC89W-1-502 trimmer potentiometer is adjustable from 20 ohms to 500 ohms, and it has a power rating of 0.5 watts. It also features a tolerance of ± 5 percent, meaning that the actual value of resistance that the device is set to may differ from its stated value by up to 5 percent.

Conclusion

The TC89W-1-502 trimmer potentiometer is a versatile and reliable device with a wide range of applications. Its adjustable resistance range and power rating make it suitable for many different electronic circuits, and its adjustable tolerance gives it a range of possible applications. By understanding its application field and working principle, users will be able to better utilize this device for their specific projects.

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