3299

Features n 3/8 ˝ Square/ Multiturn / Cermet / Industrial / Sealed n Five popular terminal styles n Standoffs n RoHS compliant* version available n For trimmer applications/processing guidelines, click here 3299 - 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 96 hours (2 % ΔTR, 10 Megohms IR) Vi...