PL
IA
Features
Surface Mount 4 mm Square / Multiturn Cermet / Industrial / Sealed ■ Sealed to withstand board wash processing ■ Pick and place centering design, with flush adjustment
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NT
4mm design meets EIA/EIAJ/IPC/VECI SMD standard trimmer footprint ■ Low CRV - 1 % ■ DESC selected material drawing #92021 ■ RoHS compliant* - see processing information on lead free surface mount trimmers
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*R oH S
CO M
3224 - 4 mm SMD Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range ........................................10 to 2 megohm (see standard resistance table) Resistance Tolerance ................±10 % std. Absolute Minimum Resistance ........................................1 % or 2.0 ohms (whichever is greater) Contact Resistance Variation ..................................1 % or 3 ohms max. Resolution.......................Essentially Infinite Insulation Resistance ....................500 vdc. 100 megohms min. Dielectric Strength Sea Level .....................600 vac (1 minute) Adjustment Angle..................11 turns nom.
3224J Side Adjust
1.52 DIA. (.060) 1.2 (.047)
3224G Side Adjust 2 1
4.8 (.189) 1.52 DIA. (.060) 1.2 (.047)
2
1
4.8 (.189)
2.6 (.102)
2.4 (.094) 5.0 (.197) 4.6 (.181)
3
2.3 (.090)
2.74 (.108)
2.4 (.094)
3
6.0 (.236) 4.57 (.180)
2.3 (.090)
ADJUSTMENT SLOT 0.56 WIDE (.022) .51 DEEP X (.020)
Environmental Characteristics
Power Rating (300 volts max.) 85 °C ..........................................0.25 watt 150 °C .............................................0 watt Temperature Range ........-65 °C to +150 °C Temperature Coefficient ........±100 ppm/°C Humidity ............MIL-STD 202 Method 106 TRS ±2 %; IR 10 megohms Vibration ...........20 G TRS±1 %; VRS ±1 % Shock .............100 G TRS ±1 %; VRS±1 % Load Life .............@ 85 °C rated power 1,000 hours TRS ....3 ohms or 3 % (whichever is greater) Rotational Cycling......................200 cycles TRS ....3 ohms or 3 % (whichever is greater) Thermal Shock ...............................5 cycles TRS±2 %; VRS±1 %

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