PDB181-GTR02-254C2 BOURNS Potentiometer

Review BOURNS 250k Potentiometer

The Bourns PDB181-GTR02-254C2 is a high-quality 250k ohm linear potentiometer designed for various applications, particularly in the field of audio and precision control systems. This potentiometer comes in a standard rotary configuration, featuring a robust and durable construction that ensures reliable and consistent performance.

The resistance value of 250k ohms offers a versatile range for fine tuning and adjustments in various electronic circuits. This potentiometer is constructed with a carbon composition resistive element, which provides a stable and linear resistance characteristic. The wiper, which is the contact point where the resistance is measured, is made of beryllium copper, ensuring excellent conductivity and minimal wear over time.

The housing of the Bourns PDB181-GTR02-254C2 is made of high-impact, reinforced polycarbonate material, making it resistant to vibration and shock. The shaft of the potentiometer is made of brass, and it features a knob made of black plastic for easy identification and user interaction. The knob is removable, allowing for customization or integration with specific application requirements.

This potentiometer features a tolerance of 5%, ensuring accurate and precise adjustments. The maximum power rating of 1 watt and a maximum operating temperature of 70 C make it suitable for a broad range of electronic applications. The Bourns PDB181-GTR02-254C2 also comes with a 1/4-20 mounting hole for easy installation and integration into various systems.

In summary, the Bourns PDB181-GTR02-254C2 is a robust and reliable 250k ohm linear potentiometer, designed for precision control and adjustment in various electronic applications. Its durable construction, stable resistance characteristic, and versatile resistance value make it an excellent choice for audio and control systems that require fine tuning and adjustments.

A Detailed Analysis of the Bourns PDB181-GTR02-254C2 250k Potentiometer: Pros, Cons, and a Conclusive Recommendation

The Bourns PDB181-GTR02-254C2 250k potentiometer is a popular choice for various electrical applications due to its high precision and durability. In this analysis, we'll discuss the essential pros and cons that can help you make an informed decision about purchasing this component.

1. High Precision: With a tolerance of 0.02%, this potentiometer offers high precision, making it suitable for applications where accuracy is crucial.

2. Wide Temperature Range: The operating temperature range of this potentiometer is from -40 C to 85 C, which makes it suitable for various industrial and automotive applications.

3. Robust Design: The Bourns PDB181-GTR02-254C2 250k potentiometer features a robust design with a lip-sealed, carbon composition resistance element, ensuring reliable performance even under harsh conditions.

4. Long Travel: With a travel length of approximately 7.6 mm, this potentiometer offers a longer throw than many other models, providing greater control over the application.

1. Sensitive to Humidity: Potentiometers with carbon composition resistors, like the Bourns PDB181-GTR02-254C2, are prone to performance issues when exposed to high humidity levels. This can result in increased resistance, affecting the accuracy of the component.

2. Requires Calibration: Due to their composition, carbon composition potentiometers may require periodic calibration to maintain their accuracy, which can add to the overall cost and maintenance requirements.

3. Limited Frequency Response: The frequency response of carbon composition potentiometers is relatively low compared to other types, such as film or metal-film potentiometers. This can limit their application in high-frequency circuits.

The Bourns PDB181-GTR02-254C2 250k potentiometer is an excellent choice for applications where high precision, durability, and a long travel length are required. Despite its cons, such as sensitivity to humidity and the need for calibration, the benefits of this component often outweigh the challenges.

In conclusion, if your application falls within the potentiometer's capabilities and you're willing to address its sensitivity to humidity and calibration requirements, the Bourns PDB181-GTR02-254C2 250k potentiometer can provide reliable and accurate performance.

Based on the analysis above, if you're looking for a high-precision, robust potentiometer with a long travel length, the Bourns PDB181-GTR02-254C2 250k potentiometer is a solid choice. However, if your application involves high humidity levels, frequent calibration might be a concern. In such cases, you may want to consider alternative potentiometer types, like film or metal-film potentiometers, which offer better resistance to humidity and require less frequent calibration.

Details:

The Bourns 250k potentiometer PDB181-GTR02-254C2 is a round, panel-mount audio with power rating of .1w. This potentiometer, part of the gtr series by Bourns, has a termination soldering and resistance rating 250k with tolerance 20%. It has a carbon material construction, 19mm length , and 17mm diameter. It comes packaged in a tray for easy storage and handling.

specifications passivecompos:

• brand: Bourns
• mpn: Pdb181-gtr02-254c2
• mounting style: Panel Mount
• power rating: .1 W
• shape: Round
• termination style: Soldering
• item diameter: 17mm
• material: Carbon
• item length: 19mm
• series: Gtr
• type: Audio Potentiometer
• tolerance rating: 20
• packaging: Tray
• resistance rating: 250k

general passivecompos:

• category: Business & Industrial > Passive Components > Variable Resistors > Potentiometers

shipping passivecompos:

• type: calculated
• transit: 5-11 days
• service: usps ground advantage
• class: standard
• carrier: usps

offer passivecompos:

• options: ship-to-home
• in stock #: 1
• started: april 4, 2025
• price: $15.99
• item condition: New
• sold #: 31
• availability: in stock

returns passivecompos:

• policy: returns accepted
• time: 14 days
• method: money back
• paid by: buyer

payments passivecompos:

• other
• credit card: diners-club
• wallet: apple-pay

seller passivecompos:

• # reviews: 1286
• rating: 100.0%
• city: greenville, illinois