Part | RoHS | Manufacturer | Resistor Type | Mounting Type | Resistance | Rated Power Dissipation (P) | Maximum Operating Temperature | Tolerance | Diameter (Lead) | No. of Turns | Rated Temperature | Orientation (Actuator) | Technology | Shape (Package) | Law Of Resistance | Construction | Packing Method | Size Code | No. of Terminals | Package Style (Meter) | Terminal Shape | Sub-Category | Dimensions | Minimum Operating Temperature | Temperature Coef (ppm/Cel) | Terminal Finish | Length (Lead) | Height (Package) | Manufacturer Series | Operating Voltage | Additional Features | Type (Actuator) | Length (Package) | JESD-609 Code | Series | Diameter (Package) | Reference Standard | Width (Package) | Ganging Number | Angle Of Rotation |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Vishay Intertechnology |
POTENTIOMETER |
PANEL MOUNT |
1000 ohm |
3 W |
125 Cel |
20 % |
1 |
70 Cel |
HORIZONTAL |
CERMET |
CIRCULAR PACKAGE |
LINEAR |
Rotary |
Bulk |
3 |
Panel Mount |
LUG |
Variable Resistors |
-55 Cel |
150 |
Matte Tin (Sn) - with Nickel (Ni) barrier |
54.8 V |
STANDARD: IEC60393-1 |
SHAFT |
13 mm |
e3 |
19.7 mm |
CECC41000 |
1 |
270 deg |
|||||||||
|
Tt Electronics Plc |
TRIMMER |
THROUGH HOLE MOUNT |
50 ohm |
.75 W |
125 Cel |
20 % |
.533 mm |
20 |
85 Cel |
HORIZONTAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
BULK |
3 |
PCB Mount |
WIRE |
Variable Resistors |
-55 Cel |
100 |
Matte Tin (Sn) |
4.669 mm |
8.64 mm |
200 V |
SCREW |
19.05 mm |
e3 |
4.83 mm |
1 |
7200 deg |
||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
J BEND |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
GULL WING |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.06 W |
50 Cel |
20 % |
VERTICAL |
CARBON |
RECTANGULAR PACKAGE |
AUDIO |
Rectangular |
6 |
PCB Mount |
FLAT |
Other Resistors |
-10 Cel |
Tin (Sn) |
3.7 mm |
5.7 mm |
150 V |
SLIDE |
75 mm |
e3 |
9 mm |
2 |
||||||||||||||
Tt Electronics Plc |
POTENTIOMETER |
SURFACE MOUNT |
20000 ohm |
.01 W |
70 Cel |
20 % |
VERTICAL |
CARBON COMPOSITION |
AUDIO |
Miniature |
3 |
SMT |
ONE SURFACE |
-10 Cel |
2.7 mm |
SLIDE |
23.5 mm |
5 mm |
1 |
|||||||||||||||||||||
|
Tt Electronics Plc |
TRIMMER |
SURFACE MOUNT |
50000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
LINEAR |
Square |
TR, 7 INCH |
2018 |
3 |
SMT |
HOOK |
-55 Cel |
100 |
Tin (Sn) |
2.7 mm |
200 V |
SCREW |
5 mm |
e3 |
4.5 mm |
1 |
360 deg |
|||||||||||
|
Vishay Intertechnology |
POTENTIOMETER |
PANEL MOUNT |
10000 ohm |
1 W |
85 Cel |
20 % |
1 |
40 Cel |
HORIZONTAL |
CERMET |
CIRCULAR PACKAGE |
LINEAR |
Sealed |
BULK |
3 |
Panel Mount |
LUG |
Variable Resistors |
-40 Cel |
150 |
Matte Tin (Sn) |
100 V |
KNOB |
9.6 mm |
e3 |
16 mm |
CECC41000; IEC60393-1 |
1 |
270 deg |
||||||||||
|
Murata Manufacturing |
TRIMMER |
SURFACE MOUNT |
100 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1916 |
3 |
SMT |
WRAPAROUND |
Variable Resistors |
-55 Cel |
100 |
2 mm |
200 V |
SCREW |
4.7 mm |
e3/e4 |
4 mm |
1 |
240 deg |
||||||||||
|
Amphenol |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.15 W |
70 Cel |
20 % |
1 |
50 Cel |
VERTICAL |
CARBON |
LINEAR |
Rectangular |
BULK |
3 |
PCB Mount |
FLAT |
-25 Cel |
300 |
4.8 mm |
200 V |
SCREW |
10.3 mm |
10 mm |
1 |
220 deg |
||||||||||||||
|
Vishay Intertechnology |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, 7 Inch |
2020 |
3 |
SMT |
GULL WING |
Variable Resistors |
-55 Cel |
100 |
TIN |
2.7 mm |
50 V |
SCREW |
5 mm |
e3 |
CECC41000; IEC60393-1 |
5 mm |
1 |
220 deg |
||||||||
|
Bourns |
TRIMMER |
THROUGH HOLE MOUNT |
10000 ohm |
.5 W |
125 Cel |
20 % |
1 |
85 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
BULK |
3 |
PCB Mount |
WIRE |
Variable Resistors |
-55 Cel |
100 |
Matte Tin (Sn) |
4.75 mm |
3.81 mm |
250 V |
SCREW; THUMB WHEEL |
9.53 mm |
e3 |
8.89 mm |
1 |
205 deg |
|||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
20000 ohm |
.25 W |
60 Cel |
20 % |
VERTICAL |
CARBON |
AUDIO |
Metal Housing |
3 |
PCB Mount |
FLAT |
-10 Cel |
MATTE TIN |
8 mm |
250 V |
SLIDE |
88 mm |
e3 |
15 mm |
1 |
|||||||||||||||||
|
TE Connectivity |
POTENTIOMETER |
THROUGH HOLE MOUNT |
5000 ohm |
.4 W |
20 % |
1 |
HORIZONTAL |
CARBON FILM |
CIRCULAR PACKAGE |
LINEAR |
3 |
FLAT |
25.2mm x 20.4mm |
SHAFT |
1 |
||||||||||||||||||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.25 W |
60 Cel |
20 % |
VERTICAL |
CARBON |
LINEAR |
Metal Housing |
3 |
PCB Mount |
FLAT |
-10 Cel |
MATTE TIN |
8 mm |
500 V |
SLIDE |
88 mm |
e3 |
15 mm |
1 |
|||||||||||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.25 W |
60 Cel |
20 % |
VERTICAL |
CARBON |
LINEAR |
Metal Housing |
3 |
PCB Mount |
FLAT |
-10 Cel |
MATTE TIN |
8 mm |
500 V |
SLIDE |
88 mm |
e3 |
15 mm |
1 |
|||||||||||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.25 W |
50 Cel |
20 % |
VERTICAL |
CARBON |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
3 |
PCB Mount |
FLAT |
Other Resistors |
-10 Cel |
Tin (Sn) |
3.7 mm |
5.7 mm |
200 V |
SLIDE |
75 mm |
e3 |
9 mm |
1 |
||||||||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.25 W |
50 Cel |
20 % |
VERTICAL |
CARBON |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
3 |
PCB Mount |
FLAT |
Other Resistors |
-10 Cel |
Tin (Sn) |
3.7 mm |
5.7 mm |
200 V |
SLIDE |
60 mm |
e3 |
9 mm |
1 |
||||||||||||||
Vishay Intertechnology |
POTENTIOMETER |
1000 ohm |
3.5 W |
150 Cel |
20 % |
CERMET |
CYLINDRICAL PACKAGE |
Round |
Panel Mount |
Variable Resistors |
-55 Cel |
100 |
3.18 mm |
159 |
8.76 mm |
159 |
22.22 mm |
340 deg |
||||||||||||||||||||||
|
Murata Manufacturing |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, Embossed, 7 Inch |
1413 |
3 |
SMT |
WRAPAROUND |
Variable Resistors |
-55 Cel |
150 |
Tin (Sn) |
2 mm |
200 V |
SCREW |
3.6 mm |
e3 |
3.4 mm |
1 |
210 deg |
|||||||||
|
Tt Electronics Plc |
TRIMMER |
THROUGH HOLE MOUNT |
10 ohm |
.75 W |
125 Cel |
20 % |
.533 mm |
20 |
85 Cel |
HORIZONTAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
BULK |
3 |
PCB Mount |
WIRE |
Variable Resistors |
-55 Cel |
100 |
Matte Tin (Sn) |
4.669 mm |
8.64 mm |
200 V |
SCREW |
19.05 mm |
e3 |
4.83 mm |
1 |
7200 deg |
||||||||
|
Tt Electronics Plc |
TRIMMER |
THROUGH HOLE MOUNT |
10 ohm |
.75 W |
125 Cel |
20 % |
.533 mm |
20 |
85 Cel |
HORIZONTAL |
CERMET |
LINEAR |
Rectangular |
TUBE |
3 |
PCB Mount |
WIRE |
Variable Resistors |
-55 Cel |
100 |
Matte Tin (Sn) |
4.669 mm |
8.64 mm |
200 V |
SCREW |
19.05 mm |
e3 |
4.83 mm |
1 |
7200 deg |
|||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.125 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, Embossed, 7 Inch |
1413 |
3 |
SMT |
J BEND |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.2 mm |
200 V |
SCREW |
3.5 mm |
e3 |
AEC-Q200 |
3.2 mm |
1 |
220 deg |
||||||||
|
TE Connectivity |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.25 W |
20 % |
1 |
HORIZONTAL |
THICK FILM |
RECTANGULAR PACKAGE |
LINEAR |
3 |
FLAT |
19.2mm x 17mm |
SHAFT |
1 |
||||||||||||||||||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
5000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
J BEND |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Honeywell Sensing And Control |
POTENTIOMETER |
PANEL MOUNT |
10000 ohm |
.5 W |
120 Cel |
20 % |
1 |
HORIZONTAL |
CONDUCTIVE PLASTIC |
RECTANGULAR PACKAGE |
LINEAR |
3 |
HOOK |
-40 Cel |
SHAFT |
1 |
|||||||||||||||||||||||
|
Bourns |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.25 W |
60 Cel |
20 % |
VERTICAL |
CARBON |
AUDIO |
Metal Housing |
6 |
PCB Mount |
FLAT |
-10 Cel |
MATTE TIN |
8 mm |
350 V |
SLIDE |
128 mm |
e3 |
15 mm |
2 |
|||||||||||||||||
Vishay Intertechnology |
POTENTIOMETER |
10000 ohm |
3.5 W |
150 Cel |
20 % |
CERMET |
CYLINDRICAL PACKAGE |
Round |
Panel Mount |
Variable Resistors |
-55 Cel |
100 |
3.18 mm |
159 |
8.76 mm |
159 |
22.22 mm |
340 deg |
||||||||||||||||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.125 W |
150 Cel |
20 % |
11 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Sealed |
TR, EMBOSSED, 7 INCH |
1616 |
3 |
SMT |
WRAPAROUND |
Variable Resistors |
-65 Cel |
100 |
MATTE TIN |
3.18 mm |
200 V |
SCREW |
4 mm |
e3 |
3.96 mm |
1 |
3960 deg |
|||||||||
|
TE Connectivity |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.4 W |
20 % |
1 |
HORIZONTAL |
CARBON FILM |
CIRCULAR PACKAGE |
LINEAR |
3 |
FLAT |
25.2mm x 20.4mm |
SHAFT |
1 |
||||||||||||||||||||||||
|
Tt Electronics Plc |
POTENTIOMETER |
THROUGH HOLE MOUNT |
100000 ohm |
.1 W |
20 % |
VERTICAL |
CONDUCTIVE PLASTIC |
AUDIO |
Rectangular |
6 |
PCB Mount |
FLAT |
6.5 mm |
RATED AC VOLTAGE (V): 150 |
SLIDE |
45 mm |
9 mm |
2 |
|||||||||||||||||||||
Piher Sensors And Controls Sa |
POTENTIOMETER |
THROUGH HOLE MOUNT |
100000 ohm |
.15 W |
70 Cel |
20 % |
1 |
50 Cel |
VERTICAL |
CARBON |
RECTANGULAR PACKAGE |
LINEAR |
BULK |
3 |
FLAT |
-25 Cel |
SCREW |
1 |
||||||||||||||||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
2000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
GULL WING |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
500 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
J BEND |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Honeywell Sensing And Control |
POTENTIOMETER |
PANEL MOUNT |
1000 ohm |
.5 W |
120 Cel |
20 % |
1 |
HORIZONTAL |
CONDUCTIVE PLASTIC |
RECTANGULAR PACKAGE |
LINEAR |
3 |
HOOK |
-40 Cel |
SHAFT |
1 |
|||||||||||||||||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
10000 ohm |
.1 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, Embossed, 7 Inch |
1110 |
3 |
SMT |
WRAPAROUND |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
1.7 mm |
50 V |
SCREW |
2.8 mm |
e3 |
2.5 mm |
1 |
255 deg |
|||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
5000 ohm |
.125 W |
150 Cel |
20 % |
11 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Sealed |
TR, EMBOSSED, 7 INCH |
1616 |
3 |
SMT |
WRAPAROUND |
Variable Resistors |
-65 Cel |
100 |
MATTE TIN |
3.18 mm |
200 V |
SCREW |
4 mm |
e3 |
3.96 mm |
1 |
3960 deg |
|||||||||
|
Bourns |
POTENTIOMETER |
PCB MOUNT |
10000 ohm |
.25 W |
125 Cel |
20 % |
.51 mm |
1 |
70 Cel |
VERTICAL |
CONDUCTIVE PLASTIC |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
3 |
PCB Mount |
WIRE |
Variable Resistors |
-40 Cel |
1000 |
MATTE TIN |
5.97 mm |
5.18 mm |
SHAFT |
9.53 mm |
e3 |
9.53 mm |
1 |
270 deg |
||||||||||
|
Piher Sensors And Controls Sa |
TRIMMER |
THROUGH HOLE MOUNT |
5000 ohm |
.33 W |
90 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
CIRCULAR PACKAGE |
LINEAR |
BULK |
3 |
FLAT |
-40 Cel |
SCREW |
||||||||||||||||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
100000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
GULL WING |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Bourns |
POTENTIOMETER |
500000 ohm |
.05 W |
70 Cel |
20 % |
CARBON |
CYLINDRICAL PACKAGE |
Round |
Panel Mount |
POTENTIOMETER |
-10 Cel |
100 V |
27.3 mm |
15 mm |
300 deg |
||||||||||||||||||||||||
|
Alps Alpine |
POTENTIOMETER |
THROUGH HOLE MOUNT |
100000 ohm |
.05 W |
70 Cel |
20 % |
1 |
HORIZONTAL |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
BULK |
6 |
PCB Mount |
FLAT |
-10 Cel |
4 mm |
24.5 mm |
RATED AC VOLTAGE (V): 30 |
SHAFT |
27 mm |
25.3 mm |
2 |
300 deg |
|||||||||||||||
|
Vishay Intertechnology |
TRIMMER |
PCB MOUNT |
1000000 ohm |
.06 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
CIRCULAR PACKAGE |
LINEAR |
Sealed |
Bulk |
3 |
PCB Mount |
WIRE |
POTENTIOMETER |
-55 Cel |
100 |
Tin/Silver (Sn97Ag3) |
4.5 mm |
250 V |
STANDARD: IEC60393-1 |
SCREW |
5.85 mm |
7 mm |
CECC41100 |
1 |
270 deg |
|||||||||
|
Honeywell Sensing And Control |
POTENTIOMETER |
PANEL MOUNT |
10000 ohm |
.5 W |
120 Cel |
20 % |
1 |
HORIZONTAL |
CONDUCTIVE PLASTIC |
RECTANGULAR PACKAGE |
LINEAR |
3 |
HOOK |
-40 Cel |
SHAFT |
1 |
|||||||||||||||||||||||
|
Amphenol |
POTENTIOMETER |
THROUGH HOLE MOUNT |
100000 ohm |
.15 W |
70 Cel |
20 % |
1 |
50 Cel |
VERTICAL |
CARBON |
LINEAR |
Rectangular |
BULK |
3 |
PCB Mount |
FLAT |
-25 Cel |
4.8 mm |
200 V |
SCREW |
10.3 mm |
10 mm |
1 |
220 deg |
|||||||||||||||
|
TE Connectivity |
POTENTIOMETER |
THROUGH HOLE MOUNT |
10000 ohm |
.4 W |
20 % |
1 |
HORIZONTAL |
CARBON FILM |
CIRCULAR PACKAGE |
LINEAR |
3 |
FLAT |
25.2mm x 20.4mm |
SHAFT |
1 |
||||||||||||||||||||||||
|
Bourns |
TRIMMER |
SURFACE MOUNT |
100000 ohm |
.25 W |
125 Cel |
20 % |
1 |
70 Cel |
VERTICAL |
CERMET |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
TR, EMBOSSED, 7 INCH |
1818 |
3 |
SMT |
J BEND |
POTENTIOMETER |
-55 Cel |
100 |
MATTE TIN |
2.55 mm |
300 V |
SCREW |
4.5 mm |
e3 |
AEC-Q200 |
4.5 mm |
1 |
210 deg |
||||||||
|
Bourns |
POTENTIOMETER |
PCB MOUNT |
10000 ohm |
.05 W |
50 Cel |
20 % |
1 |
HORIZONTAL |
CARBON |
RECTANGULAR PACKAGE |
LINEAR |
Rectangular |
3 |
PCB Mount |
FLAT |
Variable Resistors |
-10 Cel |
TIN |
20 V |
RATED AC VOLTAGE (V): 50 |
SHAFT |
10 mm |
e3 |
6.8 mm |
1 |
280 deg |
Variable resistors, also known as potentiometers or rheostats, are electrical components that can adjust the resistance in a circuit. They typically consist of a resistive element and a movable wiper, which can be adjusted by a knob or a slider. By changing the position of the wiper, the resistance between two terminals of the resistor can be varied, allowing for precise control of the amount of current flowing through the circuit.
Variable resistors are commonly used in a variety of electronic applications, such as audio equipment, lighting controls, and motor speed controls. They can also be used as voltage dividers, where the resistance value can be adjusted to achieve a desired output voltage. Variable resistors come in various shapes and sizes, including rotary potentiometers, slide potentiometers, trimmers, and preset resistors.
One of the main advantages of variable resistors is their versatility, as they can be used to control a wide range of electrical parameters, such as voltage, current, and power. They can also be used for calibration and testing purposes, as they allow for precise adjustment of circuit parameters. However, variable resistors also have some limitations, such as limited lifetime due to wear and tear, and the potential for noise and instability at higher resistance values.