3299
3299 is Trimming Potentiometer manufactured by Bourns Electronic.
Features n 3/8 ˝ Square/ Multiturn / Cermet / Industrial / Sealed n Five popular terminal styles n Standoffs n Ro HS pliant- version available n For trimmer applications/processing guidelines, click here
- 3/8 ˝ Square Trimpot® Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
10 to 2 megohms
(see standard resistance table)
Resistance Tolerance ±10 % std.
(tighter tolerance available)
Absolute Minimum Resistance
1 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
1.0 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage ±0.01 %
Resistance ±0.05 %
Resolution Infinite
Insulation Resistance 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level 900 vac
70,000 Feet 350 vac
Effective Travel 25 turns nom.
Environmental Characteristics
Power Rating (300 volts max.)
70 °C 0.5 watt
125 °C 0 watt
Temperature Range.... -55 °C to +125 °C
Temperature Coefficient.... ±100 ppm/°C
Seal Test 85 °C Fluorinert†
Humidity MIL-STD-202 Method 103
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