Features
n Surface mount 2 mm Square / Single-turn /
Cermet / Sealed
n Compatible with surface mount
manufacturing processes
n Miniature design for flexibility
n RoHS compliant*
n For trimmer applications/processing
guidelines, click here
3312 - 2 mm SMD 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 ............±20 % std.
End Resistance ......1 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
............................5 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage Divider .........................±0.4 %
Rheostat ................................... ±0.8 %
Resolution.................. Essentially innite
Insulation Resistance .............. 500 VDC
100 megohms min.
Dielectric Strength
Sea Level ..............................500 VAC
70,000 Feet ...........................350 VAC
Adjustment Angle.................. 255 ° nom.
Environmental Characteristics
Power Rating (50 volts max.)
70 °C ...................................... 0.1 watt
125 °C ....................................... 0 watt
Operating Temperature Range
................................-55 °C to +125 °C
Temperature Coefcient ....±100 ppm/°C
Seal Test ..85 °C Fluorinert
†
/60 seconds
Humidity........ MIL-STD-202 Method 106
TRS ±5 %; IR 10 megohms
Vibration ..... 20 G TRS ±1 %; VRS ±1 %
Shock........ 100 G TRS ±1 %; VRS ±1 %
Load Life @ 70 °C Rated Power
............................................TRS ±3 %
Rotational Life.........25 cycles TRS ±3 %
Thermal Shock ..........................5 cycles
TRS ±2 %; VRS ±4 %
Physical Characteristics
Mechanical Stop ................... 285 ° nom.
Torque.............................. 0.7 oz-in. max
Stop Strength.................. 0.7 oz-in. nom.
Weight .............. Approximately 0.0321 g
Marking
......... Resistance code and date code
Standard Packaging ..... 500 pcs./7 ” reel
(MSL-1)
Product Dimensions
DIMENSIONS:
MM
(INCHES)
1
3
CW
CLOCKWISE
CCW
2
WIPER
How To Order
3312 J - 1 - 502 E
Model
Style
Standard Product Indicator
-1 = Standard Product
Resistance Code
Embossed Tape Designator
E = 500 pcs./7 ” Reel (MSL-1)
Tape and reel material meets Antistatic ANSI/
ESD 5541-2003 packaging standards.
1.7
(.067)
1.25
(.049)
2.5
(.098)
0.2
(.008)
0.35
(.014)
2 PLCS.
0.45
(.018)
0.45
(.018)
2 PLCS.
1.9
(.075)
2.8
(.110)
ELECTRICAL ADJUSTMENT SLOT
0.35
(.014)
WIDE X
1.5
(.059)
LONG X
0.3
(.012)
DEEP
0.9
(.035)
0.9
(.035)
2 PLCS.
1
0.5
(.020)
0.65
(.026)
2 PLCS.
0.7
(.028)
2
3
Recommended Land Pattern
1.0
(.039)
1.7
(.067)
1.25
(.049)
2.5
(.098)
0.2
(.008)
0.35
(.014)
2 PLCS.
0.45
(.018)
0.45
(.018)
2 PLCS.
1.6
(.063)
1.9
(.075)
2.8
(.110)
ELECTRICAL ADJUSTMENT SLOT
0.35
(.014)
WIDE X
1.5
(.059)
LONG X
0.3
(.012)
DEEP
0.9
(.035)
0.9
(.035)
2 PLCS.
0.5
(.020)
0.65
(.026)
2 PLCS.
Standard Resistance Table
Resistance Part Marking Resistance
(Ohms) Code Code
10 A1 100
20 U1 200
50 V1 500
100 A2 101
200 U2 201
500 V2 501
1,000 A3 102
2,000 U3 202
5,000 V3 502
10,000 A4 103
20,000 U4 203
50,000 V4 503
100,000 A5 104
200,000 U5 204
500,000 V5 504
1,000,000 A6 105
2,000,000 U6 205
Popular values listed in boldface. Consult factory
for special resistances.
TOLERANCE:
± 0.30
(± .012)
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
