Series:	ST4
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Resistance:	5 kOhms
Power (Watts):	0.25W, 1/4W
Tolerance:	±20%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	1
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	Gull Wing
Size / Dimension:	Rectangular - 0.197" x 0.177" Face x 0.091" H (5.00mm x 4.50mm x 2.30mm)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Trimmer Potentiometers : ST4TB502 Application Field and Working Principle

Trimmer potentiometers are variable resistors that can be used to adjust electrical circuits for a number of applications. They are commonly used to adjust the output from a power supply, audio or sound amplifier, or for trimming the frequency of an oscillator circuit in radio frequency (RF) applications. Trimmer potentiometers can also be used to control the amount of light striking a photoconductive device such as a photodiode or phototransistor. The ST4TB502 trimmer potentiometer is a small, 7-pin device that is designed for tuning small adjustments and is ideal for use in radio frequency circuit design. The ST4TB502 trimmer potentiometer has 3 main pins: the A, sel, and B pins. The A and B pins are used to connect the resistor to the circuit while the sel pin is used to adjust the resistance of the overall circuit by varying the on/off states of three resistive elements inside the device. The ST4TB502 trimmer potentiometer consists of three basic components: two resistors and a switch. The two resistors are connected in series and the switch is connected between the two, allowing for the on/off states of the resistors. By adjusting the switch, the amount of resistance on either side of the switch can be adjusted. The resistance can be adjusted in two different ways: by either adjusting the value of one of the resistors or by adjusting the position of the switch. By adjusting the resistors and/or the switch, the overall resistance of the circuit can be adjusted.The ST4TB502 trimmer potentiometer is particularly well-suited for RF circuit design because it is able to provide precise adjustments and because of its compact size. Its small size also makes it easy to fit into tight spaces in an electronic circuit board. The ST4TB502 trimmer potentiometer can also be used in many other applications, such as voltage dividers, sine wave oscillators, audio amplifiers, and more. The ST4TB502 trimmer potentiometer is a valuable tool for tuning RF circuits because it is adjustable in a wide range of frequencies. By adjusting either the value of one of the two resistors or the position of the switch, the frequency of the circuit can be accurately adjusted. This makes the ST4TB502 trimmer potentiometer ideal for controlling the frequency of an oscillator, allowing for precise tuning of an RF circuit. In addition to its use in RF circuit design, the ST4TB502 trimmer potentiometer can also be used to adjust the intensity of a light source. By adjusting the switch position of the device, the amount of electricity reaching a device such as a photodiode or phototransistor can be adjusted. This is particularly useful in applications such as adjustable lighting controllers and solar-powered devices. The ST4TB502 trimmer potentiometer is a versatile device that can be used for a variety of applications. It is designed to provide precise tuning of circuits and can be used in RF circuit design, voltage dividers, sine wave oscillators, audio amplifiers, and more. It can also be used to control the intensity of a light source, making it ideal for applications requiring adjustable lighting controllers and solar-powered devices.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description