ST5ETX503

Series:	ST5
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:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	14
Adjustment Type:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	Gull Wing
Size / Dimension:	Square - 0.236" L x 0.169" W x 0.266" H (6.00mm x 4.30mm x 6.75mm)

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Trimmer Potentiometers

Trimmer potentiometers are used to control resistance in circuits, which helps control the electrical signals in the circuit. A trimmer potentiometer, also known as a trimpot, features a component with three terminals that can be used to set the resistance value. The terminals consist of a wiper, an adjustable contact, and other contacts. The presence of the adjustable contact allows the user to precisely select the resistance value desired.One of the most popular trimmer potentiometers is the ST5ETX503, which is designed for multiple applications and is a single turn rotary potentiometer. It features a 1/4” diameter body with a low profile and is given a mechanical index of 3, making it durable enough for a variety of applications. ST5ETX503’s shaft has a metal flange, which serves to protect it against mechanical damage. It also has a standard length of 15mm, which can be adjusted according to the requirement. The resistance range of the ST5ETX503 is from 0 ohms to 500 ohms, making it suitable for different electronic circuits. This trimmer potentiometer is suitable for audio, electronic, and medical applications, which require a precise level of control and minimal noise generation. For instance, in audio applications, the ST5ETX503 can be used to adjust the volume of sound systems and instruments. Similarly, in medical applications such as medical instrumentation, it can be used to control the temperature of surgical instruments or to adjust the oxygen levels in incubators.In terms of working principle, trimmer potentiometers use a moveable contact known as the wiper that moves along the resistor element to provide a resistance level between the connection points. The wiper can be moved using a knob, lever, or screwdriver, depending on the model and design of the trimmer potentiometer. This provides an adjustable range, so that users can select a resistance value that works for their specific application.Trimmer potentiometers are advantageous because they offer a precise level of control over resistance levels and are relatively low maintenance. As they do not require a lot of power to operate, they are also energy efficient. Additionally, they are easy to install and configure as they do not require complex wiring, soldering, or cables. However, trimmer potentiometers are not suitable for applications that require very large resistance levels as there are potentiometer models more suitable for these applications. Overall, the ST5ETX503 is an excellent trimmer potentiometer that is suitable for a wide range of applications, from audio to medical. It offers a precise level of resistance control with minimal noise generation and is energy efficient. To use this trimmer potentiometer, users just need to adjust the wiper along the resistor element using a knob, lever, or screwdriver to select the desired resistance value. With its low profile and durable design, the ST5ETX503 Trimmer Potentiometer is a great choice for a variety of applications.

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Part Number	Manufacturer	Price	Quantity	Description