SM31TB105

Series:	SM31
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	1 MOhms
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:	Gull Wing
Size / Dimension:	Square - 0.173" L x 0.154" W x 0.134" H (4.40mm x 3.90mm x 3.40mm)

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Introduction

Trimmer Potentiometers are a type of variable resistor commonly used in electronic circuits to finely adjust resistance for the purpose of voltage or current regulation. The SM31TB105 Trimmer Potentiometer is a high-quality, ultra-compact component that provides the required resistance tuning for precise regulation.

Application Field

The SM31TB105 is an ideal choice for engineers and technicians who need to finely adjust the resistance of electrical circuits for a variety of applications. This type of trimmer potentiometer is best suited for high-frequency applications such as RF circuits, audio processing, digital communications and instrumentation. It is also suitable for automotive, telecom, computer, industrial control, instrumentation, medical equipment, consumer electronics and other electronic applications.

Working Principle

The working principle of the SM31TB105 trimmer potentiometer is based on its design. It is made up of four essential components: a resistor element, a wiper arm, a contact plate, and a pot cover. The resistor element is constructed using a set of conductive on-off fingers that move along the resistance track under the control of the wiper arm. The contact plate is positioned at the lower end of the track and houses two contact pins. The pot cover is held in place over the plate and houses the adjustment screw.When the adjustment screw is turned, the wiper arm moves across the resistor element and alters the resistance between the two contact pins. This variation in resistance results in a corresponding voltage or current change that is used in controlling the desired operation of the circuit.The versatile SM31TB105 trimmer potentiometer can be used in circuits where the total resistance range of the device is relatively small. It is capable of high frequency performance and is resistant to vibration, dust, and other environmental conditions that could affect its accuracy.

Advantages

The SM31TB105 trimmer potentiometer is a reliable, accurate, and cost-effective way to fine tune the resistance of circuits for a variety of applications. Its small size allows it to be easily installed in tight spaces and its durable construction makes it suitable for use in extreme environmental conditions. Additionally, this trimmer potentiometer offers greater accuracy than standard potentioneters due to its precise construction and design.

Conclusion

The SM31TB105 trimmer potentiometer is an ideal choice for engineers and technicians who need to adjust electrical resistance in their circuits. It is an ultra-compact, high-quality component that offers reliable performance and accuracy even in harsh environmental conditions. The device is suitable for a variety of applications including automotive, telecom, computer, industrial control, instrumentation, medical equipment, consumer electronics and other electronic applications. This trimmer potentiometer can be used in circuits where the total resistance range of the device is relatively small and provides users with a cost-effective way to precisely control their circuits.

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