Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
3362 - 1/4 ” Square Trimming Potentiometer
Features
■Single-Turn / Cermet / Industrial / Sealed
■Miniature package
■Rotor designed for automatic machine
adjust interface
■Withstands harsh environments and
immersion cleaning processes
■Available on tape and reel packaging
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
(whichever is greater)
Contact Resistance Variation
.............................1 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage ....................................±0.05 %
Resistance ..............................±0.15 %
Resolution.....................................Infinite
Insulation Resistance ................500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level .................................900 vac
80,000 Feet ..............................350 vac
Adjustment Angle ..................240 ° nom.
Environmental Characteristics
Power Rating (300 volts max.)
70 °C......................................0.50 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 % ∆TR; 10 Megohms IR)
Vibration.........30 G (1 % ∆TR; 1 % ∆VR)
Shock...........100 G (1 % ∆TR; 1 % ∆VR)
Load Life
..............1,000 hours 0.5 watt @ 70 °C
(3 % ∆TR; 3 % or 3 ohms,
whichever is greater, CRV)
Rotational Life ........................200 cycles
(4 % ∆TR; 3 % or 3 ohms,
whichever is greater, CRV)
Physical Characteristics
Mechanical Angle ..................270 ° nom.
Torque .............................3.0 oz-in. max.
Stop Strength ..................7.0 oz -in. min.
Terminals ........................Solderable pins
Weight ........................................0.02 oz.
Marking .......................Resistance code,
terminal numbers, manufacturer’s
model number, style
and date code
Wiper ..................................50 % ±10 %
Flammability ..........................U.L. 94V-0
Standard Packaging .....50 pcs. per tube
Adjustment Tool ..............................H-90