308NPC250 Allicdata Electronics
Allicdata Part #:

308NPC251-ND

Manufacturer Part#:

308NPC250

Price: $ 14.94
Product Category:

Potentiometers, Variable Resistors

Manufacturer: Honeywell Sensing and Productivity Solutions
Short Description: POT 250 OHM 1/2W PLASTIC LINEAR
More Detail: 250 Ohm 1 Gang Linear Panel Mount Potentiometer No...
DataSheet: 308NPC250 datasheet308NPC250 Datasheet/PDF
Quantity: 100
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
1 +: $ 13.57650
10 +: $ 10.39180
25 +: $ 9.81463
50 +: $ 9.19562
100 +: $ 8.79893
250 +: $ 8.45635
500 +: $ 8.05364
Stock 100Can Ship Immediately
$ 14.94
Specifications
Temperature Coefficient: --
Mounting Type: Panel Mount
Bushing Thread: 1/4-32
Actuator Diameter: 0.125" (3.18mm)
Actuator Length: 0.750" (19.05mm)
Actuator Type: Slotted
Termination Style: PC Pins
Resistive Material: Conductive Plastic
Adjustment Type: Side Adjustment
Rotation: 295°
Number of Turns: 1
Series: 308NPC
Power (Watts): 0.5W, 1/2W
Built in Switch: None
Number of Gangs: 1
Tolerance: ±10%
Resistance (Ohms): 250
Taper: Linear
Moisture Sensitivity Level (MSL): --
Part Status: Not For New Designs
Lead Free Status / RoHS Status: --
Packaging: Bulk 
Description

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Introduction

The 308NPC250 is a rotary potentiometers, rheostats. It is commonly used in medical, telecommunications, computer and industrial applications, as well as standard or precision potentiometers for general use. It is capable of handling a great deal of electrical current, up to 250 volts.

Application Field

The 308NPC250 is primarily used as a voltage attenuator, a device which reduces the voltage amplitude by a certain amount, usually expressed as a percentage of the input voltage. This is desirable in a variety of applications, including medical, telecommunications, computer and industrial applications. Additionally, the 308NPC250 is used as a standard or precision potentiometer for general applications.

In medical applications, the 308NPC250 can be used to control the amount of electrical current and voltage in order to facilitate specific treatments. Additionally, in telecommunications, the 308NPC250 is often used to adjust radio signal strengths. In computer applications, the potentiometer can be used to adjust the sensitivity of a variety of inputs, such as keyboards, mice, and gamepads. Finally, the 308NPC250 can be used as a general-purpose potentiometer for adjusting voltages and currents in industrial and other applications.

Working Principle

The 308NPC250 is a rotary potentiometer. It works by varying the resistance across two terminals when a user turns the rotary knob. This adjustment of resistance alters the voltage or current passing through the device, enabling the user to control the amount of voltage or current passing through.

The 308NPC250 is constructed using four terminals. One terminal is connected to a source of voltage and the other three terminals are connected to the rotary knob. When the user rotates the knob in a clockwise direction, the resistance between the two terminals increases, resulting in a decrease in the voltage or current passing through the device. Conversely, when the user rotates the knob in a counter clockwise direction, the resistance between the two terminals decreases, resulting in an increase in the voltage or current passing through.

The 308NPC250 also has an adjustment knob which can be used to make fine adjustments to the voltage or current passing through the device. This adjustment knob is connected to one terminal of the potentiometer, and can be used to adjust the position of the sliding contact to increase or decrease the resistance between the two terminals.

Conclusion

In conclusion, the 308NPC250 is a rotary potentiometer, rheostat. It is frequently used in medical, telecommunications, computer and industrial applications, as well as general-purpose potentiometers. The device works by varying the resistance across two terminals when a user turns the rotary knob, enabling the user to control the amount of voltage or current passing through the device. Additionally, the adjustment knob can be used to make fine adjustments to the voltage or current.

The specific data is subject to PDF, and the above content is for reference

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