Features n Various metal shaft options n Horizontal & vertical mount option n Dual-potentiometer n Audio & linear tapers n PC pin layout for board mount n RoHS compliant* PRS12R - 12 mm Rotary Metal Shaft Dual-Potentiometer Additional Information Product Dimensions PRS12R-2xxxx-xxxxx Click these links for more information: 11 10.5 (.433) (.413) 10.5 L1 9 3.3 DIA. (.413) (.354) (.130) MOUNTING PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT 5 8.6 2 SURFACE LIBRARY (.197) (.339) 2.65 (.079) MOUNTING L2 (.104) SURFACE Electrical Characteristics 6.7 12.2 Taper Audio, Linear (.264) (.480) 10 Standard Resistance 5k ohms to 500k ohms 0.75 (.394) M7 x 3.2 (.030) Standard Resistance Tolerance 2 6 10 (.126) 2 (.079) (.236) (.394) R < 250k ohms 20 % 3.5 (.079) R 250k ohms 30 % 2 0.15 (.138) 0.8 0.6 1.4 2.1 (.079 .006) DIA. 6 PLCS. Residual Resistance 0 6 % max (.031) (.024) (.055) (.083) Insulation Resistance 2.6 6.1 11.4 100 megohms minimum 250V DC (.102) (.240) (.449) Dielectric Withstanding Voltage 14.5 Sea Level 300 V AC min (.571) Power Rating 005 W Maximum Operating Voltage PRS12R-4xxxx-xxxxx 50 V AC / 10 V DC 11 Sliding Noise 100 mV max (.433) 10.5 9 L1 DIA. Environmental Characteristics (.413) 13 (.354) (.512) 5 8.6 Operating Temperature -10 C to +70 C 2 L2 2.1 (.197) (.339) (.079) 2.65 Storage Temperature -40 C to +70 C (.083) (.104) Soldering Condition 6.6 (.260) 10 Wave Soldering 260 C for 5 s (.394) Manual Soldering 350 C for 3 s 11 2 (.433) 0.75 (.079) M7 x 2 1 1 2 3 3 Mechanical Characteristics (.030) Mechanical Angle 300 5 max 9.1 2 3.2 MOUNTING (.358) (.079) Torque (.126) SURFACE 6 Starting & Running 10-150 gf-cm 0.8 +0.2/-0 (.236) Detent 20-200 gf-cm 3.5 (.031 +.008/-0) 10 (.138) Mounting 12 kgf-cm max DIA. 6 PLCS. MM (.394) Stop Strength 3 5 kgf-cm min DIMENSIONS: (INCHES) Rotational Life 10,000 cycles min Hardware One flat washer and one hex nut supplied with threaded bushing versions Shaft & Bushing Dimensions FLAT SHAFT KNURLED SHAFT SLOT SHAFT L1 L1 L1 5 5 5 1.6 L2 L2 (.197) (.197) (.197) (.063) 0.75 4.5 6 0.75 6 0.75 1 6 M7 x KNURL M7 x DIA. (.030) (.177) (.236) (.030) (.236) (.030) (.039) (.236) 18 TEETH DIA. DIA. 15 20 25 15 20 25 15 20 25 L1 L1 L1 (591) (787) (984) ( 591) ( 787) (984) ( 591) ( 787) ( 984) 7 12 12 7 11 14 L2 L2 MM ( 276) (472) ( 472) ( 276) ( 433) (551) DIMENSIONS: (INCHES) *RoHS Directive 2015/863, Mar 31, 2015 and Annex. WARNING Specifications are subject to change without notice. Users should verify actual device performance in their specific Cancer and Reproductive Harm applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 2 1 1 2 3 3 PRS12R - 12 mm Rotary Metal Shaft Dual-Potentiometer Tapers Resistance Table How To Order A Series PRS12R - 4015 F - 103 B1 Resistance (Ohms) Resistance Code 100 Model 5,000 502 (05A):A1 90 (10A):A2 Orientation (15A):A3 10,000 103 2 = PC Pins 80 (20A):A4 vertical / side facing 70 (25A):A5 20,000 203 4 = PC Pins (30A):A6 horizontal / 60 50,000 503 rear facing 50 100,000 104 Detent Configuration 40 0 = No Detent 250,000 254 1 = Center Detent 30 Shaft Length 500,000 504 20 15 = 15 mm 10 20 = 20 mm Circuit 0 25 = 25 mm 0 10 20 30 40 50 60 70 80 90 100 3 3 Shaft Style Term. 1 Rotational Travel (%) Term. 3 F = Flatted K = Knurled B Series S = Slotted 2 2 100 Resistance Code (see table) (1B):B1 90 (2B):B2 Resistance Taper (see Taper charts) (3B):B3 80 1 1 (4B):B4 70 (5B):B5 Hardware Derating Curve 60 100 0.75 M7 x 50 80 (.030) 60 40 40 33 30 20 0 20 10.0 0.5 2.0 0.2 0 10 20 30 40 50 60 70 80 90 100 (.394 .020) (.079 .008) 10 NUT Ambient Temperature (C) 0 7.1 0.3 0 10 20 30 40 50 60 70 80 90 100 (.280 .012) Term. 1 Rotational Travel (%) Term. 3 DIA. 12.0 0.3 (.472 .012) C Series DIA. 100 0.5 WASHER (.020) 90 80 (05C):C1 70 (10C):C2 (15C):C3 60 (20C):C4 50 (25C):C5 (30C):C6 40 30 20 10 0 100 0 10 20 30 40 50 60 70 80 90 Term. 1 Rotational Travel (%) Term. 3 Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 885 877 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com 03/21 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Terminal 1 - 2 Output Voltage Terminal 1 - 2 Output Voltage Terminal 1 - 2 Output Voltage X 100 (%) X 100 (%) X 100 (%) Terminal 1 - 3 Input Voltage Terminal 1 - 3 Input Voltage Terminal 1 - 3 Input Voltage Power Rating Ratio (%)