309NPC100K Allicdata Electronics
Allicdata Part #:

309NPC104-ND

Manufacturer Part#:

309NPC100K

Price: $ 0.00
Product Category:

Potentiometers, Variable Resistors

Manufacturer: Honeywell Sensing and Productivity Solutions
Short Description: POT 100K OHM 1W CERMET LINEAR
More Detail: 100k Ohm 1 Gang Linear Panel Mount Potentiometer N...
DataSheet: 309NPC100K datasheet309NPC100K Datasheet/PDF
Quantity: 1000
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
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: Cermet
Adjustment Type: Side Adjustment
Rotation: 295°
Number of Turns: 1
Series: 309NPC
Power (Watts): 1W
Built in Switch: None
Number of Gangs: 1
Tolerance: ±10%
Resistance (Ohms): 100k
Taper: Linear
Moisture Sensitivity Level (MSL): --
Part Status: Obsolete
Lead Free Status / RoHS Status: --
Packaging: Bulk 
Description

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The 309NPC100K rotary potentiometers and rheostats are a subset of a larger family of electric and electronic components called "potentiometers." They are used to control the amount of electric current flowing through them. The primary component of a 309NPC100K is a resistive element that is connected to two terminals. By turning the shaft, usually located externally, the resistance of the element is changed, thus controlling the flow of current through the device.

Working Principles:

A 309NPC100K rotary potentiometer or rheostat is designed to vary the resistance between two terminals. In addition, a third "tap" terminal is provided, which gives the device a variable voltage output when properly connected. This third terminal provides an easy means of biasing a circuit when used in a voltage divider circuit.

The principle of operation for both types of 309NPC100K devices is the same. As the shaft is turned, the resistive element\'s resistance value is changed; this resistance may be varied continuously or in discreet steps, depending on the particular device. This change in resistance causes a corresponding change in voltage and/or current through the device.

Applications:

One of the most common applications for rotary potentiometers and rheostats is in adjusting the gain of audio amplifiers. By connecting the tap terminal to a fixed voltage source, the device can be used as a variable voltage divider. This produces an output voltage that increases proportionally as the resistance element is turned, thus providing a means of adjusting the gain.

In addition to audio applications, many other 309NPC100K devices are used to control the speed of motors, adjust the frequency of oscillators, and select a particular range in an electronic circuit. They are also used to tune radios, control the brightness of instrument panels, and to adjust the sensitivity of transducers and sensors.

Rotary potentiometers are also used as user input devices, such as on a computer\'s keyboard. The device\'s tap terminal is connected to a voltage source, which produces a change in resistance as the dial is turned. This change in resistance is then converted to a value that the computer can interpret, allowing the user to control a program. The device can also be used as a digital encoder, allowing the user to select a number of discrete steps.

Rheostats are designed to perform a similar task to potentiometers, but are used where large changes in resistance are required. They are primarily used as variable resistors in AC circuits, but can also be used to adjust the sensitivity of transducers or sensors, as well as for controlling current in DC circuits.

The 309NPC100K is a very useful and versatile device that is sure to have many more applications in the future. As technology advances, new uses can be found for this device.

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

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