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Bourns 3299W1254 Square Trimmer Potentiometer
The Bourns 3299W-1-254 is a 3/8" square multiturn cermet trimmer potentiometer designed for industrial and sealed applications. It features five popular terminal styles, standoff options, and adjustable voltage and resistance. This potentiometer is ideal for applications requiring precise resistance adjustments, such as calibration and fine-tuning in electronic circuits. Available with standard or modified configurations and various termination options, it ensures reliable performance and ease of integration.
Bourns 3299W1254 Square Trimmer Potentiometer Specifications:
- Standard Resistance Range: 10 to 2 megohms
- Resistance Tolerance: ±10 %
- Absolute Minimum Resistance: 1 % or 2 ohms max.
- Contact Resistance Variation: 1.0 % or 3 ohms max.
- Adjustability Voltage: ±0.01 %
- Adjustability Resistance: ±0.05 %
- Adjustability Resolution: Infinite
- Insulation Resistance: 500 vdc. 1,000 megohms min.
- Dielectric Strength Sea Level: 900 vac
- Dielectric Strength 70,000 Feet: 350 vac
- Effective Travel: 25 turns nom.
- Power Rating: 0.5 watt @ 70 °C
- Temperature Range: -55 °C to +125 °C
- Temperature Coefficient: ±100 ppm/°C
- Seal Test: 85 °C Fluorinert Humidity
- Vibration: 20 G (1 % ΔTR; 1 % ΔVR)
- Shock: 100 G (1 % ΔTR; 1 % ΔVR)
- Load Life: 1,000 hours 0.5 watt @ 70 °C
- Rotational Life: 200 cycles
- Torque: 3.0 oz-in. max.
- Mechanical Stops: Wiper idles
- Terminals: Solderable pins
- Weight: 0.035 oz.
- Marking: Manufacturer’s trademark, resistance code, wiring diagram, date code, manufacturer’s model number and style
- Wiper: 50 % (Actual TR) ±10 %
- Flammability: U.L. 94V-0
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Frequently Asked Questions
Where can I buy Bourns 3299W1254?
You can click on the BUY or RFQ button to purchase 3299W1254 from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 3299W1254?
You can download the 3299W1254 datasheet or visit the Bourns website for support.
Who is the manufacturer of 3299W1254?
Bourns