ST4ETB103 Potentiometers, Variable Resistors

Series:	ST4
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
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:	Gull Wing
Size / Dimension:	Square - 0.197" L x 0.177" W x 0.091" H (5.00mm x 4.50mm x 2.30mm)

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Introduction to Trimmer Potentiometers

Trimmer Potentiometers are small electronic components used in the adjustment of electrical current in electronic circuits. They are often referred to as ‘trimpots’ or ‘trimmers’ and are similar in function and availability to regular potentiometers.

ST4ETB103 Applications Field and Working Principle

The ST4ETB103 is a three-terminal trimmer potentiometer from STMicroelectronics. It is suitable for use in a wide range of applications. It has a rated adjustment resistance of 103 ohms and is typically manufactured in a small surface mounted package. The ST4ETB103 features a contact adjustment mechanism, a standard 3/4 inch metal housing and offers high temperature stability.The working principle of the ST4ETB103 is based on the fact that when a voltage is applied to two terminals of the potentiometer, a current will flow through it. The current will be proportional to the resistance value of the potentiometer, and the resistance value can be adjusted by changing the position of the contact. The contact can be moved up or down to vary the resistance, thus altering the current flow and changing the output voltage.

Advantages of the ST4ETB103

The advantages of the ST4ETB103 over other trimmer potentiometers are mainly in terms of its size and flexibility. It is extremely small and light, making it well suited for use in embedded consumer designs. In addition, the ST4ETB103 offers a wide range of adjustment options without the need for an external power source. This makes it highly suited for applications where precise adjustment of the potentiometer is important.The ST4ETB103 is also highly reliable, with an operating temperature range of -55 to +125°C and an operating life of up to 1 million cycles.

Conclusion

The ST4ETB103 is a reliable and flexible trimmer potentiometer from STMicroelectronics. It has a rated adjustment resistance of 103 ohms and is suitable for use in a wide range of applications. It is highly reliable and offers a wide range of adjustment options without the need for an external power source. In addition, it is small and light, making it well suited for use in embedded consumer designs.

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