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Bourns 3266W1203 Square Trimming Potentiometer
The Bourns 3266W-1-203 is a precision trimming potentiometer designed for industrial applications requiring fine adjustment. Its multiturn design allows for accurate and repeatable settings, while the sealed construction ensures reliable performance in harsh environments. The potentiometer features a cermet resistive element, providing excellent stability and low temperature coefficient. Standoffs facilitate thorough PC board washing, and tape and reel packaging options are available for automated assembly. It is a versatile component for a wide range of trimming and calibration tasks.
Bourns 3266W1203 Square Trimming Potentiometer Specifications:
- Standard Resistance Range: 10 ohms to 1 megohm
- Resistance Tolerance: ±10 %
- Absolute Minimum Resistance: 1 % or 2 ohms max.
- Contact Resistance Variation: 3.0 % or 3 ohms max.
- Adjustability Voltage Divider: ±0.02 %
- Rheostat: ±0.05 %
- Resolution: Infinite
- Insulation Resistance: 500 vdc. 1,000 megohms min.
- Dielectric Strength Sea Level: 600 vac
- Dielectric Strength 80,000 Feet: 250 vac
- Effective Travel: 12 turns nom.
- Power Rating: 0.25 watt at 70 °C
- Temperature Range: -55 °C to +125 °C
- Temperature Coefficient: ±100 ppm/°C
- Seal Test: MIL-STD-202 Method 103 96 hours (2 % ΔTR, 10 Megohms IR)
- Vibration: 30 G (1 % ΔTR; 1 % ΔVR)
- Shock: 100 G (1 % ΔTR; 1 % ΔVR)
- Load Life: 1,000 hours 0.25 watt 70 °C (3 % ΔTR; 3 % CRV)
- Rotational Life: 200 cycles (4 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV)
- Torque: 3.0 oz-in. max.
- Mechanical Stops: Wiper idles
- Terminals: Solderable pins
- Weight: 0.015 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 3266W1203?
You can click on the BUY or RFQ button to purchase 3266W1203 from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 3266W1203?
You can download the 3266W1203 datasheet or visit the Bourns website for support.
Who is the manufacturer of 3266W1203?
Bourns