The Copal Electronics Inc. ST-4TB200K is a precision trimming potentiometer designed for fine-tuning and calibration. The '200K' indicates a resistance value of 200 kilohms (200KΩ). This potentiometer provides a stable and reliable resistance adjustment, making it appropriate for applications that require precise settings. The ST-4TB series is known for its compact form factor and simple integration.

Applications:

• Calibration equipment
• Audio equipment (tone control, equalization)
• Industrial control systems (process control, feedback loops)
• Instrumentation and measurement devices (signal conditioning)
• Power supplies (voltage and current adjustments)

Features:

• Compact size ideal for space-constrained applications
• High resolution for very fine adjustments
• Excellent resistance stability over temperature and time
• Sealed design to prevent contamination from dust and moisture
• Through-hole mounting for easy integration with PCBs

Benefits:

• Enables precise calibration of circuits and systems
• Ensures reliable and consistent performance over time
• Minimizes the need for frequent manual adjustments
• Helps to extend the operational life of electronic equipment
• Offers a cost-effective solution for resistance trimming needs

Technical Specifications:

The ST-4TB200K has a resistance value of 200 kilohms (200KΩ). The power rating is typically around 0.25W. The operating temperature range is generally from -55°C to +125°C. The temperature coefficient is typically ±100 ppm/°C, offering stability across a wide temperature range. The mechanical rotation angle is approximately 210 degrees for precise control. It is designed for through-hole mounting onto printed circuit boards. The component also meets RoHS standards for environmental compliance. The device’s compact dimensions make it easy to incorporate into dense electronic designs.