BOURNS 3299 Series Trimmer Potentiometer, 500Ω, 25 Turn
BOURNS 3299 series multi-turn cermet trimmer, 500Ω, 25 turns, IP65 rated. For precise circuit adjustment in electronic equipment.
The BOURNS 3299 Series Trimmer is a high-precision, multi-turn cermet trimming potentiometer designed for through-hole mounting. It excels in performing fine circuit adjustments across a wide range of electronic equipment, offering reliable and stable performance.
This potentiometer features a 3/8-inch square profile and provides 25 turns of adjustment, allowing for extremely precise control over resistance values. It is engineered for a long rotational life of 200 cycles, ensuring durability in applications requiring frequent calibration. The device is sealed to an IP65 rating, making it resistant to dust and water jets, which is ideal for use in challenging environments.
Key Features & Applications
With a resistance range of 500Ω and a tolerance of ±10%, this trimmer is perfect for applications demanding accuracy, such as measuring linear distance, angle, or rotation within production and test equipment. Its robust construction and stable cermet element ensure consistent performance.
The trimmer operates reliably across a broad temperature range from -55°C to +125°C and has a power rating of 500mW. It is available with five popular terminal styles, and its standoffs facilitate thorough PC board washing post-assembly, supporting efficient manufacturing processes.
Technical Specifications
- Trimmer Type: Multi-Turn
- Element Material: Cermet
- Adjustment Type: Top Adjust
- Mounting: Through Hole
- Sealing: IP65 Rated
- Resistance Value: 500Ω
- Tolerance: ±10%
- Number of Turns: 25
- Rotational Life: 200 Cycles
- Power Rating: 500mW (0.5W)
- Temperature Coefficient: ±100ppm/°C
- Operating Temperature: -55°C to +125°C
- Dimensions: 15mm (Depth) x 33mm (Width) x 43mm (Height)
Ideal for engineers and technicians, the BOURNS 3299 Series Trimmer Pot
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Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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