TOCOS ® G12 Series POTENTIOMETERS 1/2” Round, Single-Turn, Through-Hole Sealed Cermet Trimmers Features n 1/2” round, single-turn, through-hole, sealed cermet trimmers n Dial markings for quick adjustment n 3 standard models, top and side adjust n Cross-slot adjustment flush with housing n PC board stand-offs n 1.0 watt power rating n Low noise and low TC n Wide temperature range of !55&C to ~125&C n Meets UL 94V-0 flammability requirements n Sealed to withstand wave soldering and immersion cleaning processes Specifications Electrical Environmental Standard Resistance Range . . . . . . . . . . . . . . 10Ω to 1MΩ (standard 1, 2 & 5 sequence ) Resistance Tolerance . . . . . . . . . . . . . . . %10% and %20% End Resistance . . . . . . . . . . 1% or 3Ω, whichever is greater Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear Peak Noise (C.R.V.) . . . . . . . 1% or 1Ω, whichever is greater Power Rating . . . . . . . . 1.0 watt at ~70&C, 0 watt at ~125&C Temperature Range . . . . . . . . . . . . . . . . . !55&C to ~125&C Low Temperature Exposure . . . . . . . . . . . . !55&C, 2 hours ∆T/R )%1% High Temperature Exposure . . . . . . . . . ~125&C, 250 hours ∆T/R )%2%, S.S. )%1% Load Life . . . . . . . . . . . . . . . . . ~70&C, 1.0 watt, 1,000 hours ∆T/R )%3%, S.S. )%1% Maximum Input Voltage . . . . . . . . 300VDC or power rating, whichever is smaller Thermal Shock . . . . . . . . . . . . . . . . . . . . . . !55&C,~125&C, 30 minutes each, 5 cycles ∆T/R )%1%, S.S. )%1% Temperature Coefficient . . .%100 ppm /&C, 200Ω to 500kΩ %250 ppm /&C, other values Shock . . . . . . . . . . . . . 50G, 6ms, 6 directions, 3 times each ∆T/R )%2%, S.S. )%1% Insulation Resistance . . . . . 1,000MΩ minimum at 500VDC Vibration . . . . . . . . . . . . . . . . 10-2,000Hz, 1.5mm amplitude, 20G, 12 hours ∆T/R )%1%, S.S. )%1% Dielectric Strength . . . . . . . . . . . . . . . . . 900VAC, 1 minute Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . 270&%10& Mechanical Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 300&%10& Shaft Torque . . . . . . . . . . . . . . 350 gf • cm (4.85 oz • in) max. Stop Strength . . . . . . . . . . . . . . 2 kgf • cm (27.73 oz • in) min. Flammability of Plastic Materials . . . . . . . Meets UL 94V-0 Nominal Weight . . . . . . . . . . . . . . . . . . 1.5g (P); 2.4g (S, X ) Marking . . . . . . . . Resistance code, date code, model type, terminal identification (side adjust only) Humidity . . . . . . . . . . . . . . . . . . . . . . . . ~40&C, 90-95%RH, 1.0 watt, 500 hours ∆T/R )%3%, S.S. )%1% Moisture Resistance . . . . . . !10&C to ~65&C, 80-98%RH, 1.0 watt, 10 cycles, 240 hours ∆T/R )%3% Soldering Heat Resistance . . . . . . . . . . . 350&C, 3 seconds ∆T/R )%1% Seal Test . . . . . . . . . . . . . . . .~85&C, hot water for 1 minute Rotational Life . . . . . . . . . . 100 cycles without discontinuity ∆T/R )%2%) ∆T/R = Total Resistance Change; S.S. = Setting Stability ( voltage ratio ) TOCOS AMERICA, INC. 88 1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: [email protected] www.tocos.com G12 Series Dimensions G12P Unit: mm P Terminal Style, Cross-Slot, Top Adjust Ø 0.7 (3) SLOT: 0.7 W 5.0 L 2.2 D 5 #2 Ø12.6 %0.5 0 #1 #3 2.5 %0.1 10 6.3 5.0 %0.5 5.0 %1.0 %0.2 G12S G12X S Terminal Style, Cross-Slot, Side Adjust X Terminal Style, Cross-Slot, Side Adjust Ø12.6 Ø12.6 8.8 %0.5 SLOT: 0.7 W 5.0 L 2.2 D 8.8 %0.5 %0.5 SLOT: 0.7 W 5.0 L 2.2 D 5 %0.5 5 14.8 14.8 %0.5 0 8.5 %0.5 Ø 0.7 10 (3) %0.5 %0.5 0.3 5.0%1.0 #1 0 8.5 Ø 0.7 0.3 (3) 5.0%1.0 #2 #3 #2 5.0 10 2.5%0.2 #1 1.7 2.5%0.2 #3 1.7 5.0 %0.2 %0.2 Recommended PCB Layouts P & S Pin-Out X Pin-Out 5.0 #2 #1 Unit: mm #3 #1 2.5 #3 2.5 Ø1.2 max. (3 holes) 5.0 Ø1.2 max. (3 holes) #2 Electrical Schematic clockwise ccw #1 #3 cw #2 wiper TOCOS AMERICA, INC. 1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 89 E-mail: [email protected] www.tocos.com G12 Series G12 P B Part Numbering System 102 K Resistance Tolerance: K = %10%; M = %20% Resistance Code: Expressed in ohms. A three digit code where the first two digits are significant figures, and the third digit indicates the number of zeros that follow these figures (i.e., 100 = 10Ω; 101 = 100Ω; 102 = 1,000Ω; 105 = 1,000,000Ω ). Resistance Taper: B = Linear. Terminal Style: P = 3-Lead Configuration, Top Adjust. S, X = 3-Lead Configurations, Side Adjust. TOCOS Series Name. Part Numbers Nominal Resistance Value ( Ω ) Code Catalog No. Bulk Resistance Tolerance %10% Resistance Tolerance %20% Potentiometer Styles G12P Through-Hole, P Terminal Style, Cross-Slot, Top Adjust 10 20 50 100 200 500 1,000 2,000 5,000 10,000 20,000 50,000 100,000 200,000 500,000 1,000,000 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P B B B B B B B B B B B B B B B B 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 K K K K K K K K K K K K K K K K G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P G12P B B B B B B B B B B B B B B B B 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 M M M M M M M M M M M M M M M M G12P G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S B B B B B B B B B B B B B B B B 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 M M M M M M M M M M M M M M M M G12S G12S Through-Hole, S Terminal Style, Cross-Slot, Side Adjust 10 20 50 100 200 500 1,000 2,000 5,000 10,000 20,000 50,000 100,000 200,000 500,000 1,000,000 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S G12S B B B B B B B B B B B B B B B B 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 K K K K K K K K K K K K K K K K TOCOS AMERICA, INC. 90 1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: [email protected] www.tocos.com G12 Series Part Numbers Nominal Resistance Value ( Ω ) Catalog No. Bulk Resistance Tolerance %10% Code Resistance Tolerance %20% Potentiometer Styles G12X Through-Hole, X Terminal Style, Cross-Slot, Side Adjust 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 G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 B B B B B B B B B B B B B B B B 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 K K K K K K K K K K K K K K K K G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X G12X B B B B B B B B B B B B B B B B 100 200 500 101 201 501 102 202 502 103 203 503 104 204 504 105 M M M M M M M M M M M M M M M M G12X Packaging Standard: Bulk Packaging Quantity 10 pieces per vinyl bag. 200 pieces per box. Soldering and Cleaning Guidelines For soldering, cleaning and other information, refer to Guidelines and Precautions for Using Potentiometers. TOCOS AMERICA, INC. 1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 91 E-mail: [email protected] www.tocos.com