67XR2KLFTB

Series:	67
Part Status:	Active
Lead Free Status / RoHS Status:	--
Resistance:	2 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	20
Adjustment Type:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Rectangular - 0.437" x 0.195" Face x 0.410" H (11.10mm x 4.95mm x 10.41mm)

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Trimmer Potentiometers: 67XR2KLFTB application field and working principle

Trimmer Potentiometers are widely used in a range of applications, from radio antenna tuning to the adjustment of LCD devices and cameras, and their small size and low cost make them one of the most popular components for modern electronic designs. One such trimmer potentiometer is the 67XR2KLFTB, a versatile and common part widely used in electronics.A trimmer potentiometer consists of a resistive element and a rotating shaft on top of which is a knob. The rotational motion of the knob adjusts the resistance of the resistive element, which is made out of a resistive carbon material. In the 67XR2KLFTB, the resistive element is a single turn design that varies the resistance by 3.3K ohms per turn, giving it a small, adjustable range. It also uses a single pin as both the wiper output and the terminal for one side of the resistive element.The main advantage of the 67XR2KLFTB over other trimmer potentiometers is its small size and cost. It is about the same size as a 12-pin SMD package, making it suitable for applications where space is limited. It\'s also semi-auto-mounted, meaning it can be welded on a circuit board without needing to be adjusted. This makes the 67XR2KLFTB easier to use and less prone to failure. The low cost is also an advantage; it is one of the most affordable trimmer potentiometers on the market, making it attractive for use in mass-produced electronics.The main application of the 67XR2KLFTB is as an adjustable resistor for fine-tuning the output of an amplifier or radio. In this role, it is used to fine tune the frequency of the signal, reducing any distortion or other unwanted noise that may be present in the signal. Another common application is for DC motor speed control, where the resistance of the trimmer pot is used to dial in the correct speed of the motor. Finally, it can also be used to fine-tune the display of a digital oscilloscope or other similar electronic device.The working principle of a trimmer potentiometer is fairly straightforward. By turning the knob, the contact between the resistive element and the wiper is adjusted, changing the resistance of the circuit element and thus the output of the circuit. In the case of the 67XR2KLFTB, the wiper is connected to the input of the circuit, while one side of the resistor is connected to ground. With the wiper set at a certain point, a certain resistance acts as a variable voltage, and this voltage is output from the wiper.In conclusion, the 67XR2KLFTB is a very popular and versatile trimmer potentiometer. Its small size, low cost, and ease of use make it ideal for a range of applications, from radio antenna tuning to motor speed control. Its 75 degree rotation range allows it to be used as an adjustable resistor, allowing the user to dial in the correct output voltage for the desired result.

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