ST2TA203 Allicdata Electronics
Allicdata Part #:

ST2TA203TR-ND

Manufacturer Part#:

ST2TA203

Price: $ 1.27
Product Category:

Potentiometers, Variable Resistors

Manufacturer: Nidec Copal Electronics
Short Description: TRIMMER 20K OHM 0.1W SMD
More Detail: 20 kOhms 0.1W, 1/10W J Lead Surface Mount Trimmer ...
DataSheet: ST2TA203 datasheetST2TA203 Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
500 +: $ 1.15668
1000 +: $ 0.99603
2500 +: $ 0.93177
5000 +: $ 0.89964
Stock 1000Can Ship Immediately
$ 1.27
Specifications
Series: ST2
Packaging: Tape & Reel (TR) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Resistance: 20 kOhms
Power (Watts): 0.1W, 1/10W
Tolerance: ±20%
Temperature Coefficient: ±150ppm/°C
Number of Turns: 1
Adjustment Type: Top Adjustment
Resistive Material: Cermet
Mounting Type: Surface Mount
Termination Style: J Lead
Size / Dimension: Square - 0.110" L x 0.094" W x 0.067" H (2.80mm x 2.40mm x 1.70mm)
Description

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Trimmer Potentiometers

ST2TA203 is a commonly used trimming potentiometer. It is usually used to adjust different functions by changing the resistance and voltage levels in a circuit. This article discusses the application field and working principle of this device.

Application Field

ST2TA203 is a three-terminal adjustable resistor that can be used to adjust resistance in various types of electronic circuits. At its most basic level, it can be used to vary the voltage level of certain components, such as transistors or integrated circuits. In this role, it is often referred to as a voltage divider or voltage regulator.

ST2TA203 can also be used as a control knob for automatic control systems, such as in electronic musical instruments, audio equipment and cameras. In these systems, they are used to vary the frequency, loudness, and other parameters of the sound or image being produced. As such, they can be important components of sound-processing devices.

ST2TA203 can also be used in power equipment, such as adjustable power supplies. In such equipment, the device is used to regulate the flow of current or voltage being provided to the circuit. It is especially useful when it is necessary to ensure a steady current without having to adjust the voltage manually each time.

Working Principle

The ST2TA203 consists of three terminals: the left-hand terminal is known as the adjustment terminal, the middle terminal is known as the wiper terminal, and the right-hand terminal is known as the fixed terminal. The adjustment terminal is connected to a rotating dial which is used to vary the resistance of the device.

When the dial is rotated, the voltage between the two outer terminals is varied, which in turn changes the resistance between them. As the resistance between the two outer terminals changes, the voltage between them is also varied, which allows the device to regulate voltage levels in a circuit.

The device works by allowing current to flow from the adjustment terminal to the wiper terminal, and from the wiper terminal to the fixed terminal. As the resistance of the device is changed by adjusting the dial, the amount of current flowing between the two terminals is varied, which in turn changes the voltage levels in the circuit.

Conclusion

ST2TA203 is a commonly used trimming potentiometer that can be used in various types of electronic circuits. It is especially useful for adjustable power supplies and control systems, as it allows for the regulation of voltage levels in a circuit without having to constantly adjust the voltage manually. The device works by changing the resistance between two outer terminals, which in turn regulates the voltage levels in a circuit.

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

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