The ST-4TH204 is a trimming potentiometer manufactured by Copal Electronics Inc. This type of potentiometer is a small, adjustable electronic component used for fine-tuning and calibrating electronic circuits. It allows precise adjustment of resistance, making it essential in applications where accuracy and stability are critical.

Applications

• Calibration of Test and Measurement Equipment: Used in instruments such as multimeters, oscilloscopes, and signal generators to ensure accurate readings.
• Audio Equipment: Adjusting volume, tone, and equalization in amplifiers, mixers, and audio processors.
• Power Supplies: Setting and stabilizing output voltage in regulated power supplies.
• Sensor Calibration: Fine-tuning the output of sensors, including temperature, pressure, and light sensors.
• Servo Control Systems: Providing feedback for precise motor control and positioning.

Features

• High Resolution: Offers fine and precise resistance adjustments.
• Stable Resistance Value: Provides consistent performance over time and temperature variations.
• Compact Size: Suitable for use in space-constrained circuit boards.
• Sealed Construction: Protects the internal components from dust, moisture, and other contaminants.
• Through-Hole Mounting: Facilitates easy installation and soldering onto PCBs.

Benefits

• Precise Circuit Calibration: Enables accurate and reliable adjustment of electronic circuit parameters.
• Improved Device Performance: Optimizes the performance and accuracy of electronic devices.
• Cost-Effective Solution: Provides an economical means of fine-tuning circuits.
• Ease of Use: Simple to install and adjust, even for users with limited technical expertise.
• Versatile Application: Suitable for a wide range of electronic applications requiring precise adjustments.

Additional Details

The ST-4TH204 typically utilizes a cermet resistive element, ensuring excellent stability and long-term reliability. The resistance is adjusted via a screw-driven wiper arm. This model has a resistance value of 200K Ohms. The power rating is generally around 0.5W at 70°C. These trimming potentiometers are manufactured to meet industry standards for environmental protection and durability.