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3386

Bourns
Part Number 3386
Manufacturer Bourns
Description Trimming Potentiometer
Published Mar 2, 2014
Detailed Description Features n Single Turn / Cermet / Industrial / Sealed n Available on tape and reel n Available with a knob for finger...
Datasheet PDF File 3386 PDF File

3386
3386

Overview
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 RoHS compliant* version available n For trimmer applications/processing guidelines, click here 3386 - 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 Common Dimensions Side Adjust Models B,C,J,X ADJ.
SLOT .
76 (.
030) WIDE X .
76 (.
030) DEEP X 3.
15 (.
124) LONG .
38 (.
015) MIN.
9.
53 (.
375) 9.
53 (.
375) 3386B 5.
97 ± .
89 (.
235 ± .
035) 3.
56 ± .
25 (.
140 ± .
010) 5.
33 (.
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.
.
.
...


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