Features
n Single-Turn / Cermet / Industrial / Sealed
n Miniature package
n Rotor designed for automatic machine
adjust interface
n Withstands harsh environments and
immersion cleaning processes
n Tape and reel packaging available
n RoHS compliant* version available
n For trimmer applications/processing
guidelines, click here
3362 - 1/4 ” Square Trimpot
®
Trimming Potentiometer
*RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
The device characteristics and parameters in this data
sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Electrical Characteristics
Standard Resistance Range
......................10 ohms to 2 megohms
(see standard resistance table)
Resistance Tolerance ........... ±10 % std.
Absolute Minimum Resistance
.................................... 1 % or 2 ohms
(whichever is greater)
Contact Resistance Variation
........................... 1 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage Divider ...................... ±0.05 %
Rheostat ................................ ±0.15 %
Resolution ................................... Innite
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 Coecient ... ±100 ppm/°C
Seal Test ......................85 °C Fluorinert†
Humidity .......MIL-STD-202 Method 103
96 hours
(2 % ΔTR; 10 Megohms IR)
Vibration ....... 30 G (1 % ΔTR; 1 % ΔVR)
Shock ......... 100 G (1 % ΔTR; 1 % ΔVR)
Load Life .. 1,000 hours 0.5 watt @ 70 °C
(3 % ΔTR; 3 % or 3 ohms,
whichever is greater, CRV)
Rotational Life .......................200 cycles
(4 % ΔTR; 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 % (Actual TR) ±10 %
Flammability ..........................U.L. 94V-0
Standard Packaging .....50 pcs. per tube
Adjustment Tool ..............................H-90
Product Dimensions
1
3
CW
CLOCKWISE
CCW
2
WIPER
TOLERANCES: ±
0.25
EXCEPT WHERE NOTED
(.010)
DIMENSIONS:
MM
(INCHES)
6.60
(.260)
ADJ. CROSS
SLOT
LONG X
WIDE X
DEEP X
3.84
(.151)
.25
(010)
4.70
(.185)
5.46 ± .38
(.215 ± .015)
.330
(.013)
.46 ± .03
(.018 ± .001)
90° ± 5°
4.06 ± .38
(.160 ± .015)
1
3
2
3.53
(.139)
31 2
31 2
1.02
(.040)
31 2
31 2
PIN MARKING
REVERSED FOR
STYLE W
31
2
31
2
1
3 2
3
1 2
2.54
(.100)
2.77
(.109)
.64
(.025)
.89
(.035)
ADJ. CROSS SLOT
LONG X
WIDE X
DEEP X
2.77
(.109)
.64
(.025)
.89
(.035)
2.29
(.090)
2.54
(.100)
2.54
(.100)
2.54
(.100)
3.53
(.139)
1.80
(.071)
5.46 ± .38
(.215 ± .015)
.46 ± .12
(.018 ± .005)
2.54
(.100)
2.54
(.100)
1.02
(.040)
1.02
(.040)
1.02
(.040)
2.54
(.100)
2.54
(.100)
2.54
(.100)
2.54
(.100)
TYP.
6.99
(.275)
6.99
(.275)
6.60
(.260)
3.84
(.151)
5.08
(.200)
4.70
(.185)
4.70
(.185)
13
2
2.54
(.100)
1.02
(.040)
4.70
(.185)
4.70
(.185)
4.70
(.185)
1.22
(.048)
DIA.
3 PLCS.
.46 ± .03
(.018 ± .001)
DIA.
3 PLCS.
TYP.
.25
(010)
TYP.
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
