ST7EB204

Series:	ST7
Packaging:	Bulk
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Resistance:	200 kOhms
Power (Watts):	0.25W, 1/4W
Tolerance:	±20%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	3
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	Gull Wing
Size / Dimension:	Rectangular - 0.252" x 0.240" Face x 0.134" H (6.40mm x 6.10mm x 3.40mm)

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Trimmer Potentiometers - ST7EB204 Application Field and Working Principle

Trimmer Potentiometers are a type of adjustable potentiometers commonly used in the electronics industry. They are commonly used to adjust parameters within an electronic circuit, for example to adjust the voltage in a battery, or to adjust the output of an amplifier. They are also used to fine tune the frequency response of a circuit, or to fine tune the shape of a signal waveform.The ST7EB204 is a trimmer potentiometer designed for DC and AC applications. It has a resistance range of 2K to 47K ohms and is available in a single-turn, dual-turn, or three-turn design. The ST7EB204 is mounted in a vertical profile that has a locking screw to ensure a secure connection.The ST7EB204’s application field includes precision position adjustment in communication systems, cable television systems, digital electronic systems, inverters, power supplies, adjusters, converters, and modular controllers. It can also be used for volume control in audio/video systems and power level control in LED displays.The working principle of the ST7EB204 is based on electrical resistance. The resistance of the device is changed by adjusting a dial on the top of the potentiometer, known as the “knob”, or by using a small screwdriver. The resistance increases or decreases depending on the direction the knob is turned.The ST7EB204 is composed of two main parts - the wiper or rotor arm and the resistor body. The wiper arm is attached to the knob and is responsible for adjusting the resistance. The body of the potentiometer is made up of several resistors stacked on top of each other. When the knob is adjusted, the wiper arm moves along the resistors, making contact with each one, and varying the resistance.The ST7EB204 is a precise device. It has a high accuracy of 0.5%, which makes it suitable for precise measurement and control applications. It also has high linearity of up to 0.1%, and has low temperature drift, ensuring that the resistance value remains constant over a wide range of temperatures.In conclusion, the ST7EB204 is a versatile and reliable trimmer potentiometer that is suitable for a wide range of applications. Its high accuracy and linearity make it suitable for precision control and measurement, and its low temperature drift ensures reliable operation even in the harshest environments.

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