ST7ETB503

Series:	ST7
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	50 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:	Square - 0.252" L x 0.240" W x 0.134" H (6.40mm x 6.10mm x 3.40mm)

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IntroductionTrimmer potentiometers (also known as trimmers) are useful tools used for applications that involve precise adjustments and fine tuning. ST7ETB503 is a trimmer potentiometer which offers an exceptional level of performance, flexibility and accuracy. It is commonly used for most types of analog and digital circuits, and is designed to provide optimal results and a reliable performance even in conditions of extreme temperatures. Application FieldsST7ETB503 is suitable for many different types of applications, some of which include microcontrollers, bias circuits, and high-gain amplifiers.The trimmer potentiometer is used in a wide range of applications, such as precision audio output control, motor speed control, and temperature compensation. In audio applications, the trimmer potentiometer can be used to adjust the volume or tone of audio signals to achieve the desired effect. This is especially useful in contexts such as public address systems or musical instruments.In motor speed control applications, the trimmer potentiometer can be used to adjust the speed of a motor by changing its resistance. This is especially useful for applications such as radio-controlled cars or aircraft, where precise control is required. And in temperature compensation applications, the trimmer potentiometer can be used to adjust the value of a thermistor to compensate for temperature variations in the environment.Working PrincipleA trimmer potentiometer, such as ST7ETB503, works by adjusting the resistance in the circuit by modifying the position of a set of contacts within the device.The trimmer consists of two sets of contacts that are connected to a movable metal plate. The plate can be moved either up or down, allowing for adjustment of the resistance. The device uses two methods for controlling the resistance. The first is by adjusting the distance between the two sets of contacts, which will result in more or less contact and a higher or lower resistance value. The second is by adjusting the width of the contacts, which will also have an effect on the resistance value. ConclusionST7ETB503 is a trimmer potentiometer that offers exceptional performance, flexibility, and accuracy. It is commonly used for most types of analog and digital circuits, and is designed to provide optimal results and a reliable performance even in conditions of extreme temperatures. It can be used in a variety of applications, including microcontrollers, bias circuits, high-gain amplifiers, precision audio output control, motor speed control, and temperature compensation. The device works by adjusting the distance between two sets of contacts, or by adjusting the width of the contacts, to adjust the resistance in the circuit.

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