SM31TA203

Series:	SM31
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	20 kOhms
Power (Watts):	0.125W, 1/8W
Tolerance:	±20%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	5
Adjustment Type:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	J Lead
Size / Dimension:	Square - 0.173" L x 0.154" W x 0.134" H (4.40mm x 3.90mm x 3.40mm)

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

Trimmer potentiometers are a type of adjustable resistor that can change the size of the resistance by changing the physical position of a knob or lever. SM31TA203 is a type of trimmer potentiometer. It offers low overall resistance, high life-cycle operation, and low-profile designs. This trimmer is widely used in electronic equipment and control systems to provide customization at the point when it\'s necessary.

Application Field

SM-31TA203 is mainly applied in audio equipment, medical device, instrumentation, home appliances, and so on. It is commonly used in digital volume control, audio signal gain and impedance, high-fidelity speaker sliding volume control, display contrast adjustment and a variety of low voltage control.

Working Principle

Trimmer potentiometers are usually designed to be adjusted with a small screwdriver, which means that the user can adjust the resistance manually using the small screwdriver. It usually consists of a resistive element with two external terminals. When the knob is turned, it directly applies pressure on the resistive element, altering the resistance between the two external terminals. The resistance between the terminals then determines the voltage output.The SM-31TA203 trimmer has a novel design, with three-dimensional partial arc conductive paths. Its built-in resistor and sensor leverage the displacement of the knob to grade the changing rate of resistance value. By doing so, the trimmer can increase the linearity and accuracy of voltage output. Moreover, the SM-31TA203 also has good anti-interference performance. The low resistance tolerance of ±0.2 % guarantees the device\'s consistency.

Conclusion

SM31TA203 is a kind of trimmer potentiometer with a wide application field and excellent performance. It is commonly used in audio related equipment, medical devices and instrumentation, and provides customization at the point when it is necessary. It also has surprisingly good linearity and accuracy, as well as good anti-interference performance. All these characteristics make the SM31TA203 the perfect choice for variety of applications.

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

Part Number	Manufacturer	Price	Quantity	Description