3386
3386 is Trimming Potentiometer manufactured by Bourns.
Features n Single Turn / Cermet / Industrial / Sealed n Available on tape and reel n Available with a knob for finger adjust n Available with extended shaft n Available with cross-slot rotor n Top and side adjust types (F, P, H, W, X most popular) 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 ohms to 2 megohms (see standard resistance table) Resistance Tolerance ±10 % std. (tighter tolerance available) Absolute Minimum Resistance 2 ohms max. Contact Resistance Variation 2 % or 3 ohms max. (whichever is greater) Adjustability Voltage Divider ±0.05 % Rheostat ±0.15 % Resolution Infinite Insulation Resistance 500 vdc. 1,000 megohms min. Dielectric Strength Sea Level 900 vac 70,000 Feet 350 vac Adjustment Angle 280 ° nom.
Product Dimensions mon Dimensions Side Adjust Models B,C,J,X
ADJ. SLOT
.76 (.030)
WIDE
.76 (.030)
DEEP
3.15 (.124)
LONG
.38 (.015)
MIN.
9.53 (.375)
9.53 (.375)
3386B
5.97 ± .89 (.235 ± .035)
3.56 ± .25 (.140 ± .010)
(.210)
.51 (.020
± ±
.05 .002)
DIA.
PINS
4.83 (.190)
3 21
3.81 (.150) 3.81 (.150)
Environmental Characteristics Power Rating (300 volts max.) 85 °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 min.) Vibration 30 G (1 % ΔTR; 1 % ΔVR) Shock...
