.75 W Variable Resistors 116

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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

89PHR20KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

20000 ohm

.75 W

125 Cel

10 %

.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

89PHR200KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

200000 ohm

.75 W

125 Cel

10 %

.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

89PHR2KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

2000 ohm

.75 W

125 Cel

10 %

.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

89PHR200LF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

200 ohm

.75 W

125 Cel

10 %

.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

3006P-7-203LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

20000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

89PHR500LF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

500 ohm

.75 W

125 Cel

10 %

.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

89PHR50LF

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

89PHR50KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

50000 ohm

.75 W

125 Cel

10 %

.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

89PHR500KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

500000 ohm

.75 W

125 Cel

10 %

.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

89PHR5KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

5000 ohm

.75 W

125 Cel

10 %

.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

89PHR20KLFTB

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

20000 ohm

.75 W

125 Cel

10 %

.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

3006P-1-103LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

89PHR5K

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

5000 ohm

.75 W

125 Cel

10 %

.533 mm

20

85 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

BULK

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Tin/Lead (Sn/Pb)

4.445 mm

8.64 mm

89

200 V

SCREW

19.05 mm

e0

89

4.83 mm

7200 deg

89PHR100KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

100000 ohm

.75 W

125 Cel

10 %

.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

89PHR10LF

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

89PHR10K

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

125 Cel

10 %

.533 mm

20

85 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

BULK

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Tin/Lead (Sn/Pb)

4.445 mm

8.64 mm

89

200 V

SCREW

19.05 mm

e0

89

4.83 mm

7200 deg

89PHR10KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

125 Cel

10 %

.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

89PHR10KLFTB

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

125 Cel

10 %

.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

89PHR10LFTB

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

3006P-1-104LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

100000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

Y0056500R000K0L

Vishay Intertechnology

POTENTIOMETER

500 ohm

.75 W

125 Cel

10 %

METAL FOIL

RECTANGULAR PACKAGE

Rectangular

7519

PCB Mount

Variable Resistors

-55 Cel

15

Gold (Au)

5.08 mm

6.86 mm

19.05 mm

e4

1280G

4.83 mm

9360 deg

3006P-1-203LF

Bourns

POTENTIOMETER

THROUGH HOLE MOUNT

20000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Rectangular

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-1-102LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

1000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-1-502LF

Bourns

POTENTIOMETER

THROUGH HOLE MOUNT

5000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Rectangular

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

89PR50KLFTB

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

50000 ohm

.75 W

125 Cel

10 %

.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

6.35 mm

200 V

SCREW

19.05 mm

e3

4.83 mm

1

7200 deg

M43P104KB40

Vishay Intertechnology

TRIMMER

THROUGH HOLE MOUNT

100000 ohm

.75 W

125 Cel

10 %

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer

BULK

7519

3

PCB Mount

WIRE

POTENTIOMETER

-55 Cel

100

MATTE TIN

5.3 mm

6.4 mm

274 V

SCREW

19 mm

e3

4.8 mm

5400 deg

3006Y-1-502LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

5000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

89PR10KLF

Tt Electronics Plc

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

125 Cel

10 %

.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

6.35 mm

200 V

SCREW

19.05 mm

e3

4.83 mm

1

7200 deg

3006P-1-501LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

500 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

M43P203KB30T601

Vishay Intertechnology

TRIMMER

20000 ohm

.75 W

125 Cel

10 %

CERMET

Trimmer

Box

7519

PCB Mount

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.3 mm

6.4 mm

122 V

19 mm

e3

4.8 mm

5400 deg

3006P-7-502LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

5000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-1-503LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

50000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

M43P501KB40

Vishay Intertechnology

TRIMMER

THROUGH HOLE MOUNT

500 ohm

.75 W

125 Cel

10 %

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer

BULK

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.3 mm

6.4 mm

19.4 V

SCREW

19 mm

e3

4.8 mm

5400 deg

3006P-7-103LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

M43P201KB40

Vishay Intertechnology

TRIMMER

THROUGH HOLE MOUNT

200 ohm

.75 W

125 Cel

10 %

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer

BULK

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.3 mm

6.4 mm

12.2 V

SCREW

19 mm

e3

4.8 mm

5400 deg

3006P-7-501LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

500 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3009P-1-203LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

20000 ohm

.75 W

150 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Sealed

Tube

3

PCB Mount

WIRE

-55 Cel

100

MATTE TIN

5.33 mm

8.98 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

1

5400 deg

3006W-1-203LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

20000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-1-504LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

500000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-7-104LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

100000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

M43P502KB30T601

Vishay Intertechnology

TRIMMER

5000 ohm

.75 W

125 Cel

10 %

CERMET

Trimmer

Box

7519

PCB Mount

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.3 mm

6.4 mm

61.2 V

19 mm

e3

4.8 mm

5400 deg

3006P-7-201LF

Bourns

TRIMMER

200 ohm

.75 W

125 Cel

10 %

.51 mm

CERMET

Trimmer Pot

Tube

7519

PCB Mount

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

19.05 mm

e3

4.83 mm

5400 deg

3006P-1-254LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

250000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-7-202LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

2000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

RT24C2X103

Defense Logistics Agency

TRIMMER

THROUGH HOLE MOUNT

10000 ohm

.75 W

150 Cel

5 %

25

85 Cel

HORIZONTAL

WIRE WOUND

RECTANGULAR PACKAGE

LINEAR

TUBE

3

WIRE

Variable Resistors

-65 Cel

SCREW

MIL-PRF-27208

3006P-1-105LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

1000000 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

MATTE TIN

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006P-1-201LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

200 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

3006W-1-201LF

Bourns

TRIMMER

THROUGH HOLE MOUNT

200 ohm

.75 W

125 Cel

10 %

.51 mm

15

70 Cel

HORIZONTAL

CERMET

RECTANGULAR PACKAGE

LINEAR

Trimmer Pot

TUBE

7519

3

PCB Mount

WIRE

Variable Resistors

-55 Cel

100

Matte Tin (Sn)

5.33 mm

6.35 mm

400 V

SCREW

19.05 mm

e3

4.83 mm

5400 deg

Variable Resistors

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.