ST4TA502

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Trimmer Potentiometers

Trimmer Potentiometers, or trimpots, serve an important purpose in the electronics industry. These tiny resistive devices are designed to be used as adjustable voltage dividers, allowing fine-tuning of circuits without the need for manual rewiring. The ST4TA502 Trim Potentiometer is a particularly popular option with a wide range of applications.

Applications: The ST4TA502 is a trimmer potentiometer supplied in a small 4-pin SOT23-2 package. This device uses a three-layer lamination process to produce a low-noise, non-volatile resistor with long term stability. It is designed to operate in both linear and logarithmic modes over a 0 to 10k Ohms range. This makes it a great solution for precision tuning in automotive, industrial, avionic and portable applications.

The ST4TA502 is particularly suitable for applications that require precision operation. Examples of such applications include precision motor control, LED dimming and power supply voltage trim. This device is also ideal for any application that requires changing a preset voltage or current in order to obtain optimal performance.

Working Principle: The ST4TA502 works by providing a variable resistor, which can be adjusted using its built-in single-turn rotary switch. The resistance value is determined by the physical spacing between the resistive layers. As the switch is rotated, the distance between the layers is increased or decreased which alter the resistance value. This variable resistor is connected to a voltage source, allowing the voltage on each side of the resistor to be adjusted.

The ST4TA502 is also capable of operating in two different modes - linear and logarithmic. In linear mode, the resistance value is set by rotating the switch such that the voltage drop across the resistor is held constant. In logarithmic mode, the resistance value is adjusted by rotating the switch such that the voltage across the resistor changes logarithmically.

The ST4TA502 has several other notable features which make it a great choice for use in applications requiring precision operation. It is designed with a wide variety of features which ensure accuracy, reliability and longevity. These include a low-noise design, a long-term stability, high-precision resistance adjustment and a RoHS-compliant construction.

The ST4TA502 is an excellent solution for applications requiring precision operation. It offers accuracy, reliability and longevity, making it the ideal choice for a wide range of applications. With its wide range of features, it is sure to provide a great solution to your precision-volatizing needs.

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