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Potentiometers & Variable Resistors

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3339P-1-203LF
BOURNS
20KΩ ±10% 500mW ±100ppm/℃ linear 300V(DC) Plugins Through hole mounting 7.62mm*6.25mm*6.35mm
Quantity: 2335
Ship Date: 6-14 working days
50+ $3.8418
100+ $3.7506
250+ $3.6708
500+ $3.4656
1000+ $3.306
- +
x $3.8418
Ext. Price: $249.71
MOQ: 65
Mult: 5
SPQ: 1
ST-4ETB203
NIDEC COMPONENTS CORPORATION
20KΩ ±20% 250mW ±100ppm/℃ SMD SMD mount 2.3mm(height)
Quantity: 990
Ship Date: 7-13 working days
5+ $1.6096
25+ $1.5605
100+ $1.1627
250+ $1.1281
- +
x $1.6096
Ext. Price: $32.19
MOQ: 20
Mult: 5
RV24AF-10-15R1-B1M
Taiwan Alpha Electronic
1MΩ ±20% 500mW linear 500V panel mount 11.43mm(length)
Quantity: 1599
Ship Date: 13-15 working days
100+ $1.7955
1000+ $1.4497
5000+ $1.1837
- +
x $1.7955
Ext. Price: $299.84
MOQ: 167
Mult: 1
SPQ: 1
23BR20KLFTR
TT Electronics
20KΩ ±20% 250mW ±100ppm/℃ 200V 2018 SMD mount 2.7mm(height)
Quantity: 1500
Ship Date: 6-14 working days
500+ $0.8991
1000+ $0.7827
1500+ $0.7478
3500+ $0.7228
5000+ $0.7022
12000+ $0.6772
- +
x $0.8991
Ext. Price: $449.55
MOQ: 500
Mult: 500
SPQ: 1
3250W-1-503
BOURNS
50KΩ ±5% 1W ±50ppm/℃ linear base mount 12.7mm*5.59mm*12.7mm
Quantity: 11
Ship Date: 7-12 working days
1+ $36.7536
10+ $30.8329
25+ $28.7319
50+ $27.2326
100+ $25.8083
250+ $24.0357
- +
x $36.7536
Ext. Price: $36.75
MOQ: 1
Mult: 1
SPQ: 1
CT-94EW 50kOhm(503)
NIDEC COMPONENTS CORPORATION
Quantity: 50000
Ship Date: 12-16 weeks
50+ $0.422
250+ $0.4051
500+ $0.3882
2500+ $0.3713
- +
x $0.422
Ext. Price: $21.10
MOQ: 50
Mult: 50
SPQ: 50
CT-94EX 50K OHM(503)
NIDEC COMPONENTS CORPORATION
Quantity: 10000
Ship Date: 12-16 weeks
50+ $0.422
250+ $0.4051
500+ $0.3882
2500+ $0.3713
- +
x $0.422
Ext. Price: $21.10
MOQ: 50
Mult: 50
SPQ: 50
E300K6R3E
OHMITE
6.3Ω ±10% 300W ±400ppm/℃ base mount 215.9mm*28.58mm*47.63mm
Quantity: 10
Ship Date: 6-14 working days
1+ $60.6828
- +
x $60.6828
Ext. Price: $242.73
MOQ: 4
Mult: 1
SPQ: 1
RJ26FW103
BOURNS
10KΩ ±10% 250mW ±100ppm/℃ 500V(DC) Through hole mounting 6.35mm*4.32mm*6.35mm
Quantity: 880
Ship Date: 6-14 working days
5+ $6.6124
- +
x $6.6124
Ext. Price: $264.49
MOQ: 40
Mult: 5
SPQ: 1
P16FNP103MARSD
Vishay Intertechnology
±20% 500mW panel mount
Quantity: 38
Ship Date: 7-13 working days
20+ $18.5083
- +
x $18.5083
Ext. Price: $370.16
MOQ: 20
Mult: 20
3266X-1-102LF
BOURNS
1KΩ ±10% 250mW ±100ppm/℃ linear 300V(DC) Plugins Through hole mounting 6.85mm(height)
Quantity: 800
Ship Date: 7-9 working days
62+ $1.7253
193+ $1.6043
770+ $1.517
- +
x $1.7253
Ext. Price: $106.96
MOQ: 62
Mult: 1
SPQ: 1
PDB081-P41-103B1
BOURNS
10KΩ ±30% 31.25mW linear Plugins Through hole mounting 9.4mm(length)*10.7mm(height)
Quantity: 4997
Ship Date: 7-9 working days
250+ $0.4793
600+ $0.4554
1200+ $0.4408
2300+ $0.4305
- +
x $0.4793
Ext. Price: $119.82
MOQ: 250
Mult: 1
SPQ: 1
3362F-1-502LF
BOURNS
5KΩ ±10% 500mW ±100ppm/℃ Plugins Through hole mounting 6.99mm*6.6mm*4.7mm
Quantity: 450
Ship Date: 5-12 working days
Within 4 years
25+ $2.1517
250+ $1.5325
500+ $1.3283
1000+ $1.1571
2500+ $1.1267
5000+ $1.0343
7500+ $1.029
10000+ $1.0248
- +
x $2.1517
Ext. Price: $53.79
MOQ: 25
Mult: 25
PV36W203C01B00
BOURNS
20KΩ ±10% 500mW ±100ppm/℃ linear Through hole mounting 10mm(height)
Quantity: 200
Ship Date: 6-14 working days
200+ $1.197
300+ $1.1742
500+ $1.1514
1000+ $1.1286
2500+ $1.1058
- +
x $1.197
Ext. Price: $239.40
MOQ: 200
Mult: 50
SPQ: 1
PV36W502C01B00
BOURNS
5KΩ ±10% 500mW ±100ppm/℃ linear Through hole mounting 9.6mm*5mm*10mm
Quantity: 825
Ship Date: 6-14 working days
50+ $1.3338
- +
x $1.3338
Ext. Price: $266.76
MOQ: 200
Mult: 25
SPQ: 1
PV36W504C01B00
BOURNS
500KΩ ±10% 500mW ±100ppm/℃ linear Through hole mounting 9.6mm*5mm*10mm
Quantity: 1350
Ship Date: 6-14 working days
200+ $1.1583
300+ $1.1058
500+ $1.083
1000+ $1.0602
2500+ $0.798
5000+ $0.7752
- +
x $1.1583
Ext. Price: $289.57
MOQ: 250
Mult: 50
SPQ: 1
5264
Adafruit
5KΩ 60mW Reverse logarithm Plugins Through hole mounting
Quantity: 14
Ship Date: 6-13 working days
1+ $2.2425
- +
x $2.2425
Ext. Price: $2.24
MOQ: 1
Mult: 1
SPQ: 1
53C22.5MEG
Honeywell
2.5MΩ ±10% 2W linear 500V panel mount
Quantity: 67
Ship Date: 5-12 working days
4+ $22.363
17+ $21.0816
68+ $19.6665
180+ $18.8895
550+ $18.1335
- +
x $22.363
Ext. Price: $89.45
MOQ: 4
Mult: 4
357B2102MAB251S22
Vishay Intertechnology
1KΩ ±20% 1W ±600ppm/℃ linear panel mount 34.5mm(height)
Quantity: 241
Ship Date: 7-13 working days
13+ $25.9785
25+ $25.1994
- +
x $25.9785
Ext. Price: $337.72
MOQ: 13
Mult: 1
FT-63ETP202
NIDEC COMPONENTS CORPORATION
2KΩ ±10% 500mW ±100ppm/℃ Plugins Through hole mounting 5.8mm(height)
Quantity: 864
Ship Date: 7-13 working days
10+ $0.599
50+ $0.581
100+ $0.5636
250+ $0.4198
500+ $0.4073
- +
x $0.599
Ext. Price: $29.95
MOQ: 50
Mult: 10
RV6NAYSB103A
Honeywell
10KΩ ±10% 500mW panel mount 39.36mm(height)
Quantity: 4
Ship Date: 5-12 working days
1+ $65.758
2+ $61.9164
4+ $53.2224
- +
x $65.758
Ext. Price: $65.75
MOQ: 1
Mult: 1
D50K10KE
OHMITE
10KΩ ±10% 50W ±260ppm/℃ 1.625KV(DC) welding mounting 101.6mm(length)
Quantity: 6
Ship Date: 6-13 working days
1+ $32.868
10+ $26.298
25+ $24.1596
50+ $22.8744
100+ $21.861
- +
x $32.868
Ext. Price: $32.86
MOQ: 1
Mult: 1
SPQ: 1
RV16AF-10-15K-C10K-3LA
Taiwan Alpha Electronic
10KΩ 60mW Reverse logarithm panel mount
Quantity: 75
Ship Date: 6-13 working days
1+ $1.8515
25+ $1.518
50+ $1.353
100+ $1.1988
500+ $1.0238
1000+ $0.8694
3000+ $0.8295
5000+ $0.756
10000+ $0.7035
- +
x $1.8515
Ext. Price: $1.85
MOQ: 1
Mult: 1
SPQ: 1
P11A2C0BJSZ00103MA
Vishay Intertechnology
10KΩ ±20% 500mW linear 350V panel mount
Quantity: 10
Ship Date: 6-13 working days
1+ $27.621
10+ $21.7296
20+ $18.9108
60+ $17.9928
100+ $16.737
260+ $16.3695
500+ $15.519
- +
x $27.621
Ext. Price: $27.62
MOQ: 1
Mult: 1
SPQ: 1
TS53YL501MR10
Vishay Intertechnology
500Ω ±20% 250mW ±100ppm/℃ linear 200V(DC) SMD mount 2.7mm(height)
Quantity: 500
Ship Date: 8-16 working days
500+ $1.1628
1500+ $1.1525
- +
x $1.1628
Ext. Price: $581.40
MOQ: 500
Mult: 500
SPQ: 500

Potentiometers & Variable Resistors

Potentiometers, often referred to as pots, are electronic components that are used to adjust voltage or current in a circuit. They are variable resistors that consist of a resistive element and a sliding or rotating contact, known as a wiper, which moves along the resistive element to change the resistance value.

Definition:
A potentiometer is a three-terminal device where the wiper's position determines the output voltage or current relative to the input. It operates on the principle of voltage division, where the wiper divides the total voltage across the potentiometer into two parts.

Function:
1. Adjustment: Potentiometers are used to adjust the level of a signal, such as volume control in audio systems.
2. Trimming: They are used to calibrate circuits by fine-tuning the resistance to achieve a desired output.
3. Tapping: Some potentiometers have multiple taps, allowing for multiple output voltages to be taken from a single device.

Applications:
1. Audio Equipment: For volume control and tone adjustment in amplifiers, speakers, and other audio devices.
2. Instrumentation: In measuring instruments for calibration and adjustment of input signals.
3. Motor Control: To control the speed of DC motors by adjusting the voltage across the motor.
4. Computer Peripherals: For adjusting the brightness and contrast in monitors and other display devices.
5. Automotive: For adjusting the idle speed in engines and other vehicle systems.

Selection Criteria:
1. Resistance Value: Choose a potentiometer with the appropriate resistance value for the circuit's requirements.
2. Power Rating: Ensure the potentiometer can handle the power dissipation expected in the application.
3. Linearity: For applications requiring precise control, a potentiometer with a linear taper (equal resistance change per rotation) is preferred.
4. Physical Size: Select a potentiometer that fits the available space in the device.
5. Environmental Conditions: Consider the operating temperature, humidity, and any potential exposure to dust or chemicals.
6. Resolution: For applications requiring fine control, a potentiometer with a high number of steps or a high resolution is necessary.
7. Type of Movement: Choose between rotary, linear, or slide types based on the application's mechanical design.

In summary, potentiometers are versatile components used in a wide range of electronic devices for adjusting and calibrating signals. When selecting a potentiometer, it is important to consider the specific requirements of the application, including resistance value, power rating, linearity, physical size, and environmental conditions.
Please refer to the product rule book for details.