ST4EA103

Series:	ST4
Packaging:	Bulk
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Resistance:	10 kOhms
Power (Watts):	0.25W, 1/4W
Tolerance:	±20%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	1
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	J Lead
Size / Dimension:	Rectangular - 0.197" x 0.177" Face x 0.091" H (5.00mm x 4.50mm x 2.30mm)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Trimmer Potentiometers: ST4EA103 application field and working principle

Trimmer Potentiometers are found in a variety of electronics such as radio receivers, television sets, computer monitors, audio amplifiers, etc. These devices have been widely used in many applications and are important for maintaining and controlling precise voltage or current levels. The ST4EA103 trimmer potentiometer is a commercial grade trimmer developed by a world-leading manufacturer. It has one-turn, multiturn, and adjustable angle adjustment. The ST4EA103 is a great tool for setting precise voltage or current levels over a wide range of applications.

ST4EA103 Application Field

The ST4EA103 can be used for a variety of purposes, including:

• Radio receivers - Used to adjust the gain or frequency response of the receiver.
• Television sets - Used to adjust the contrast and brightness.
• Computer monitors - Used to adjust the screen resolution and color balance.
• Audio amplifiers - Used to adjust the sound level.
• Instrumentation - Used to measure precisely.
• Power supplies - Used to fine-tune the output of a power supply.
• Industrial settings - Used to regulate voltage or current levels.

The ST4EA103 is designed to provide accuracy and repeatability across a range of applications. The device is available in two basic versions; single-track and double-track. The single-track version is the most commonly used, but the double-track version is also available for more demanding applications. The single-track version of the ST4EA103 trimmer offers up to 500 turns of adjustment, while the double-track version offers up to 1,000 turns of adjustment.

ST4EA103 Working Principle

The ST4EA103 trimmer operates by the principle of resistance variation. The device consists of a resistive element, usually a carbon film, which is connected between two terminals. The device is designed to be adjustable, so that when the adjustable element is rotated, the resistance of the element changes.When the adjustable element is rotated, the contact between the resistive element and the stationary element changes, causing the resistance of the element to change. This is done by physically moving or rotating the resistive element, which changes the amount of contact between the element and the stationary one. The adjustment is done by external means, such as a screwdriver, or by using a precision adjustment tool.

Conclusion

The ST4EA103 trimmer potentiometer is a commercial-grade trimmer that can be used for various purposes, including radio receivers, television sets, computer monitors, audio amplifiers, instrumentation, power supplies, and industrial settings. The device has one-turn, multiturn, and adjustable angle adjustment and can provide accuracy and repeatability across a range of applications. The ST4EA103 works by the principle of resistance variation, and the adjustment is done by external means or by using a precision adjustment tool.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description