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Bourns 3290H1101 3/8 Square Trimming Potentiometer
The Bourns 3290H-1-101 is a precision 3/8" square trimpot potentiometer engineered for demanding trimmer applications. Its multiturn wirewound design provides high resolution and stability, while the sealed construction ensures reliable performance in harsh environments. This potentiometer is commonly used in industrial equipment, test and measurement instruments, and other applications requiring fine adjustment. It meets MIL-R-27208 and MIL-R-39015 specifications and is RoHS compliant, making it a versatile and environmentally responsible choice.
Bourns 3290H1101 3/8 Square Trimming Potentiometer Specifications:
- Standard Resistance Range: 10 to 50K ohms
- Resistance Tolerance: ±5 % std.
- Absolute Minimum Resistance: 0.1 % or 1 ohm max.
- Noise: 100 ohms ENR max.
- Resolution: see standard resistance table
- Insulation Resistance: 500 vdc. 1,000 megohms min.
- Dielectric Strength Sea Level: 1,000 vac
- Dielectric Strength 80,000 Feet: 350 vac
- Adjustment Travel: 25 turns nom.
- Power Rating @ 85 °C: 1.0 watt
- Power Rating @ 150 °C: 0 watt
- Temperature Range: -65 °C to +150 °C
- Temperature Coefficient: ±50 ppm/°C
- Seal Test: 85 °C Fluorinert Humidity MIL-STD-202 Method 106 96 hours (2 % ΔTR; 100 Megohms IR)
- Vibration: 30 G (1 % ΔTR; 0.5 % + resolution ΔVR)
- Shock: 100 G (1 % ΔTR; 0.5 % + resolution ΔVR)
- Load Life: 1,000 hours 1.0 watt @ 85 °C (2 % ΔTR; 500 ohms ENR)
- Rotational Life: 200 cycles (2 % ΔTR; 500 ohms ENR)
- Torque: 5.0 oz-in. max.
- Mechanical Stops: Wiper idles
- Terminals: Solderable printed circuit pins
- Weight: 0.025 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
- Standard Packaging: 50 pcs. per tube
- Adjustment Tool: H-90
- Resistance Code: see standard resistance table
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Frequently Asked Questions
Where can I buy Bourns 3290H1101?
You can click on the BUY or RFQ button to purchase 3290H1101 from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 3290H1101?
You can download the 3290H1101 datasheet or visit the Bourns website for support.
Who is the manufacturer of 3290H1101?
Bourns