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| PL IA NT Features Single-turn / Wirewound / Industrial / RoHS compliant* CO M Sealed Industrial wirewound 1.0 watt power rating at 70 C Available with a thumbwheel and screwdriver slot adjustment *R oH S 3345 - 1/2 ""Round Trimming Potentiometer Electrical Characteristics Standard Resistance Range .....................................10 to 50K ohms (see standard resistance table) Resistance Tolerance ..............5 % std. (tighter tolerance available) Absolute Minimum Resistance ........................1.0 % or 0.5 ohms max. (whichever is greater) Noise ......................100 ohms ENR max. Resolution ...............See standard resistance table 1,000 megohms min. Dielectric Strength Sea Level ...............................1,500 vac 70,000 Feet...............................350 vac Insulation Resistance ................500 vdc. 100 megohms min. Adjustment Angle ..................280 nom. Environmental Characteristics Power Rating 70 C ...........................................1 watt 150 C .........................................0 watt Temperature Range ....-55 C to +150 C Temperature Coefficient ..... 50 ppm/C Seal Test........................85 C Fluorinert Humidity........MIL-STD-202 Method 106 (1 % TR, 10 megohms IR) Vibration.........30 G (1 % TR; 1 % VR) Shock...........100 G (1 % TR; 1 % VR) Load Life ..................1,000 hours, 1 watt @ 70 C Rotational Life ........................200 cycles (2 % TR; 500 ohms ENR) Physical Characteristics Mechanical Angle ..................310 nom. Torque .............................5.0 oz-in. max. Stop Strength ....................15 oz-in. min. Terminals ........................Solderable pins Weight ........................................0.04 oz. Marking ...........................Manufacturer's trademark, resistance code, wiring diagram, date code, manufacturer's model number and style Standard Packaging ....100 pcs. per bag Product Dimensions 3345P ADJ. SLOT 5.97 .89 .64 LONG X DEEP X WIDE (.235) (.035) (.025) Standard Resistance Table Resistance (Ohms) 10 20 50 100 200 500 1,000 2,000 5,000 10,000 20,000 50,000 Resistance Code 100 200 500 101 201 501 102 202 502 103 203 503 Nominal Resolution (Percent) 0.94 0.76 0.58 0.49 0.49 0.38 0.30 0.24 0.18 0.14 0.13 0.12 DIA. 11.43 .38 (.450 .015) 5.97 .38 (.235 .015) MIN. STANDOFFS .38 (.015) 2.54 (.10) 2.54 (.10) 1 2 3 5.08 (.200) MIN. LENGTH 2.54 (.10) .71 .08 (.028 .003) DIA. Special resistances available from 10 to 50K ohms. 3345P THUMBWHEEL 8.00 .38 (.315 .015) How To Order 3345 P - 1 - 502 T Model Style Standard Product 12.57 .38 (.495 .015) DIA. 11.43 .38 (.450 .015) 5.97 .38 (.235 .015) Resistance Code Optional Suffix Letter T = Thumb Wheel Consult factory for other available options. 3345W .686 .38 (.270 .015) 13.34 .38 (.525 .015) 3 2 1 DIA. 11.43 .38 (.450 .015) 12.7 (.500) 1.09 .38 (.043 .015) 2.54 (.10) 2.54 (.10) 2 CCW WIPER MIN. 2.54 (.10) 1 CLOCKWISE 3 CW 3345W THUMBWHEEL 13.97 .38 (.550 .015) 8.78 .38 (.345 .015) 1.09 .38 (.043 .015) 3 2 1 12.57 .38 11.93 .38 (.495 .015) (.450 .015) 6.86 .38 (.270 .015) TOLERANCES: .25 EXCEPT WHERE NOTED ( .010) MM (INCHES) DIMENSIONS: 09/04 *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. "Fluorinert" is a registered trademark of 3M Co. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. |
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