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Technical content

Features

■ Surface mount 2 mm Square / Single-turn / Cermet / Sealed ■ Compatible with surface mount manufacturing processes ■ Miniature design for fl exibility ■ RoHS compliant* ■ 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. Specifi cations 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 specifi c applications.

Electrical Characteristics

(see standard resistance table) (whichever is greater) Contact Resistance Variation (whichever is greater) Adjustability 100 megohms min. Dielectric Strength Environmental Characteristics Power Rating (50 volts max.) Operating Temperature Range Temperature Coeffi cient ....±100 ppm/°C TRS ±5 %; IR 10 megohms Load Life @ 70 °C Rated Power TRS ±2 %; VRS ±4 % Physical Characteristics Marking (MSL-1) Product Dimensions DIMENSIONS: MM (INCHES) 1 3 CW CLOCKWISE CCW

2 WIPER

3312 J - 1 - 502 E

Standard Product Indicator -1 = Standard Product Resistance Code Embossed Tape Designator E = 500 pcs./7 ” Reel (MSL-1) 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 0.7 (.028) Recommended Land Pattern 1.0 (.039) 1.6 (.063) 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

Specifi cations 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 specifi c applications. 3312 - 2 mm SMD Trimpot® Trimming Potentiometer Processing Information Process Description Materials Temperature Time Interval 1. Apply solder paste to test board • Sn 96.5/Ag 3.0/Cu 0.5 Alloy Room temperature (8 - 10 mil thick) water soluble or no clean solder paste

  • Single sided epoxy glass (G10) (UL approved)
  • PC board approx. 4x4x.06 in. 2. Place test units onto board 6 units/board 3. Ramp up Convection oven 2.5 °C ±0.5 °/second 4. Preheat (T S) 150 °C to 190 °C 90 ±30 seconds 5. Time above liquidus (T L) 220 °C 60-90 seconds 6. Peak temperature (T P) 250 °C +0 °/-5 ° 10-20 sec. within 5 °C of peak 7. Ramp down Room temperature 3 °C ±0.5 °C/second 8. Cleaning water clean profi le High pressure deionized water 72 °F to 160 °F As required

65 PSI maximum (22 °C to 71 °C)

t 25 °C TO PEAK TIME TEMPERATURE tL TP TL TS MAX. TS MIN. ts PREHEAT 8 MINS./248.9 °C RAMP-DOWN CRITICAL ZONE TL TO TPRAMP-UP tP

REV. 10/13 “Trimpot” is a registered trademark of Bourns, Inc. Specifi cations 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 specifi c applications. 3312 - 2 mm SMD Trimpot® Trimming Potentiometer Packaging Specifi cations 4.00 ± 0.10 (.157 ± .004) 4.00 ± 0.10 (.157 ± .004) 0.20 (.008) MAX.R 1.5 +0.1/-0.0 (.059 +.004/-0.0) DIA. 1.00 (.039) MIN. DIA.0.20 (.008) MAX. TYP . 4 PLCS. R 0.3 ± 0.05 (.130 ± .002) 1.50 (.059) EQUALLY SPACED 3 PLCS. MIN. 12MM: DIA. MIN.DIA. ACCESS HOLE AT SLOT LOCATION 3.3 ± 0.10 (.130 ± .004) 8.0 +0.3/-0.1 (.315 +.012/-.004) 3.5 ± 0.05 (.138 ± .002) 177.8 ± 2.03 (7.00 ± .08) 39.25 (1.57) MIN. WIDTH X SLOT IN CORE 2.49 (.098) MIN. DEPTH10.01 (.394) MIN 20.19 (.795) DIA. 13.00 ± 0.20 (0.512 ± .008) 1.75 ± 0.1 (.069 ± .004) 29.69 (1.169) 3 ° ± 1 ° 2.0 ± 0.05 (.079 ± .002) 2.3 (.091)REF. 8.41 (.331) 14.40 (.567) DIMENSIONS: MM (INCHES)