T PL IA N M CO *R oH S Features ■ Surface mount 2 mm Square / Single-turn / Cermet / Sealed ■ Compatible with surface mount manufacturing processes ■ Miniature design for flexibility ■ RoHS compliant* ■ For trimmer applications/processing guidelines, click here 3312 - 2 mm SMD Trimpot® Trimming Potentiometer 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 infinite Insulation Resistance .............. 500 VDC 100 megohms min. Dielectric Strength Sea Level ..............................500 VAC 70,000 Feet ...........................350 VAC Adjustment Angle.................. 255 ° nom. Product Dimensions Recommended Land Pattern ELECTRICAL ADJUSTMENT SLOT 0.35 1.5 0.3 WIDE X LONG X DEEP (.014) (.059) (.012) 1.6 (.063) 0.7 (.028) Resistance (Ohms) 10 20 50 100 200 500 1,000 2,000 5,000 10,000 20,000 50,000 100,000 200,000 500,000 1,000,000 2,000,000 1.9 (.075) 1 3 0.45 (.018) 2 PLCS. 1.25 (.049) 0.9 (.035) 2 PLCS. Standard Resistance Table 0.45 (.018) 2 0.35 (.014) 2 PLCS. 0.5 (.020) 0.65 (.026) 2 PLCS. 2.5 (.098) Part Marking Code A1 U1 V1 A2 U2 V2 A3 U3 V3 A4 U4 V4 A5 U5 V5 A6 U6 Resistance Code 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 205 Popular values listed in boldface. Consult factory for special resistances. How To Order Model Style DIMENSIONS: MM (INCHES) TOLERANCE: ± 0.30 (± .012) 2 CCW 3312 J - 1 - 502 E 0.2 (.008) 1.7 (.067) 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) 0.9 (.035) 2.8 (.110) 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 Coefficient ....±100 ppm/°C 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 % 1.0 (.039) Standard Product Indicator -1 = Standard Product Resistance Code Embossed Tape Designator E = 500 pcs./7 ” Reel (MSL-1) WIPER 3 1 CW CLOCKWISE *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 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. 3312 - 2 mm SMD Trimpot® Trimming Potentiometer Processing Information Process Description Materials Temperature 1. Apply solder paste to test board (8 - 10 mil thick) • Sn 96.5/Ag 3.0/Cu 0.5 Alloy water soluble or no clean solder paste • Single sided epoxy glass (G10) (UL approved) • PC board approx. 4x4x.06 in. Room temperature 2. Place test units onto board 6 units/board 3. Ramp up Convection oven Time Interval 2.5 °C ±0.5 °/second 4. Preheat (TS) 150 °C to 190 °C 90 ±30 seconds 5. Time above liquidus (TL) 220 °C 60-90 seconds 6. Peak temperature (TP) 250 °C +0 °/-5 ° 10-20 sec. within 5 °C of peak 7. Ramp down 8. Cleaning water clean profile High pressure deionized water 65 PSI maximum Room temperature 3 °C ±0.5 °C/second 72 °F to 160 °F (22 °C to 71 °C) As required tP TP CRITICAL ZONE TL TO TP RAMP-UP TEMPERATURE TL tL TS MAX. TS MIN. ts PREHEAT RAMP-DOWN t 25 °C TO PEAK 8 MINS./248.9 °C TIME 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. 3312 - 2 mm SMD Trimpot® Trimming Potentiometer Packaging Specifications 177.8 ± 2.03 (7.00 ± .08) 39.25 MIN. (1.57) ACCESS HOLE AT SLOT LOCATION DIA. 12MM: 13.00 ± 0.20 DIA. (0.512 ± .008) 16MM: 13.00 +0.51/-0.18 DIA. (0.512 +.020/-.007) 29.69 (1.169) 1.50 MIN. (.059) EQUALLY SPACED 3 PLCS. DIA. 20.19 (.795) MIN 2.49 MIN. WIDTH X (.098) 10.01 MIN. DEPTH (.394) SLOT IN CORE DIMENSIONS: MM (INCHES) 8.41 (.331) 14.40 (.567) REF. 2.0 ± 0.05 (.079 ± .002) 1.5 +0.1/-0.0 (.059 +.004/-0.0) DIA. 4.00 ± 0.10 (.157 ± .004) 2.3 (.091) 0.3 ± 0.05 (.130 ± .002) 1.75 ± 0.1 (.069 ± .004) 3.5 ± 0.05 (.138 ± .002) 3.3 ± 0.10 (.130 ± .004) 8.0 +0.3/-0.1 (.315 +.012/-.004) R 4.00 ± 0.10 (.157 ± .004) 0.20 (.008) MAX. TYP. 4 PLCS. R 1.00 MIN. DIA. (.039) 3°±1° REV. 10/13 “Trimpot” is a registered trademark of Bourns, Inc. 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. 0.20 MAX. (.008)