SM31TB102

Series:	SM31
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	1 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:	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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Trimmer PotentiometersTrimmer potentiometers are three-terminal devices that adjust or balance circuit parameters by varying the resistance value. They are widely used to adjust, trim, set or balance the circuit parameters in industrial, scientific, medical and other applications. The SM31TB102 is one of the most popular type of trimmer potentiometers. The SM31TB102 is a 17-pole trimmer potentiometer manufactured by Smiths Interconnect. It has three terminals: two non-adjustable pins (one for adjusting resistance, the other for adjusting current), and one adjustment pin which allows adjustment of both voltage and current. It is available in a variety of resistance values, ranging from 0.1 ohm to 200 ohms.The SM31TB102 is a through-hole device, and is usually mounted on a circuit board with two mounting screws. The adjustment pin is adjustable with a small screwdriver or a tweezers. It is a low-power device and can be used with low-voltage, low-current signals.The SM31TB102 is most suitable for a range of applications, including adjusting the current or voltage level of circuits, implementing precision power control, balancing AC or DC output levels, and creating accurate reference potentials. It is particularly useful for buffering and amplifying low-level signals, and it is well-suited for use in scientific instrumentation and industrial temperature sensing.The SM31TB102 operates either in bipolar or unipolar modes. In bipolar mode, the trimmer potentiometer is connected to two power sources, with one being at a lower voltage than the other. In unipolar mode, only one power source is connected to the trimmer potentiometer. The SM31TB102 is designed so that it can be switched between the two modes.The SM31TB102 is constructed with a conductive plastic film, which is sensitive to temperature. This allows it to be adjusted to a wide range of resistances between 0.1 ohm and 200 ohms, without being affected by the surrounding temperatures. The SM31TB102 also employs a blow-off diaphragm, which prevents damage to the trimmer potentiometer due to excessive pressure. It is a highly reliable and durable device, and is capable of operating over a wide range of temperatures. It is also resistant to dust, salt, and moisture.The SM31TB102 has low noise and low power consumption, making it an energy-efficient device. It is also RoHS compliant, making it suitable for use in environmentally-friendly applications. Overall, the SM31TB102 is a versatile and reliable trimmer potentiometer which is suitable for use in a wide range of applications. It has low noise and low power consumption, making it an ideal choice for numerous industrial, scientific, and medical applications.

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