PL IA N T Features M RoHS compliant* *R oH S CO Conductive plastic or cermet Linear and audio tapers PC board and bushing mount Gangable Metal bushing and shaft Sealed for board washing 51/53 - Sealed 1/2 " (12.5 mm) Square Control Electrical Characteristics1 Conductive Plastic Cermet Standard Resistance Range Linear ...................................................................................................1 K ohms to 1 megohm ......................... 150 ohms to 1 megohm Audio ....................................................................................................1 K ohms to 1 megohm ......................... 1 K ohms to 1 megohm Total Resistance Tolerance Linear Tapers ........................................................................................10 % or 20 % .................................... 10 % or 5 % Audio Tapers ........................................................................................10 % or 20 % .................................... 10 % Independent Linearity .................................................................................5 % ...................................................... 5 % Absolute Minimum Resistance ...................................................................2 ohms maximum .................................. 2 ohms maximum Effective Electrical Angle ............................................................................270 5 .............................................. 270 5 Contact Resistance Variation .....................................................................2 % ........................................................ 2 % Dielectric Withstanding Voltage (MIL-STD-202 - Method 301) Sea Level ..............................................................................................1,500 VAC minimum .............................. 1,500 VAC minimum 70,000 ..................................................................................................500 VAC minimum ................................. 500 VAC minimum Insulation Resistance .................................................................................1,000 megohms minimum ..................... 1,000 megohms minimum Power Rating At 70 C (Derate To 0 At 125 C) (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less) Linear Tapers ........................................................................................0.5 watt.................................................. 1.0 watt Audio Tapers ........................................................................................0.25 watt................................................ 0.5 watt Theoretical Resolution ................................................................................Essentially infinite .................................. Essentially infinite Environmental Characteristics1 Operating Temperature Range ...................................................................+1 C to +125 C ................................... +1 C to +125 C Storage Temperature Range ......................................................................-55 C to +125 C.................................. -55 C to +125 C Temperature Coefficient Over Storage Temperature Range ......................1,000 ppm/C ...................................... 150 ppm/C Vibration (Single Section) ...........................................................................15 G ....................................................... 15 G Total Resistance Shift ...........................................................................2 % maximum ..................................... 2 % maximum Voltage Ratio Shift ................................................................................5 % maximum ..................................... 5 % maximum Shock (Single Section) ...............................................................................30 G ....................................................... 30 G Total Resistance Shift ...........................................................................+2 % maximum ..................................... 2 % maximum Voltage Ratio Shift ................................................................................5 % maximum ..................................... 5 % maximum Load Life.....................................................................................................1,000 hours ........................................... 1,000 hours Total Resistance Shift ...........................................................................10 % TRS maximum ........................... 5 % TRS maximum Rotational Life (No Load) ............................................................................50,000 cycles ........................................ 25,000 cycles Total Resistance Shift ...........................................................................10 % TRS maximum ........................... 10 % TRS maximum Contact Resistance Variation @ 25,000 Cycles ...................................2 % ...................................................... 4 % Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift ...........................................................................10 % TRS ............................................ 5 % TRS IP Rating Entire Unit.............................................................................................IP64 ....................................................... IP64 Shaft/Bushing.......................................................................................IP65 ....................................................... IP65 Mechanical Characteristics Stop Strength ............................................................................................................................................................................................... 56 N-cm (5 lb.-in.) Mechanical Angle ...................................................................................................................................................................................................... 290 5 Torque Starting (Dual Sections).............................................................................................................................................. +0.35 N-cm (+0.5 oz.-in.) maximum Running (Single Section) ............................................................................................................................................. 0.15 to 1.4 N-cm (0.2 to 2.0 oz.-in.) Running (Dual Section) ................................................................................................................................................ 0.35 to 1.8 N-cm (0.5 to 2.5 oz.-in.) Detent (Single Section) ...................................................................................................................................................1.94 N-cm (2.75 oz.-in.) minimum Mounting (Torque on Bushing) .......................................................................................................................... 1.7 to 2.0 N-m (15 to 18 lb.-in.) maximum Weight (Single Section).............................................................................................................................................................................................. 5.5 grams (Additional Section) ............................................................................................................................................................................................. 3.0 grams Terminals ................................................................................................................................................................................................... PC pin or solder lug Soldering Condition .................................................................. Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 " wire diameter. Maximum temperature 399 C (750 F) for 3 seconds. No wash process to be used with no clean flux. Part can be wave soldered at 260 C (500 F) for 5 seconds, no wash process with no clean flux. Marking.................................................................................................................. Manufacturer's trademark, part number, resistance value and date code. Ganging (Multiple Section Potentiometer) ............................................................................................................................................ 2 sections maximum** Hardware ...........................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number. 1At room ambient: +25 C nominal and 50 % relative humidity nominal, except as noted. ** Additional sections available on special request with higher minimum order quantities. *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. 51/53 - Sealed 1/2 " (12.5 mm) Square Control Product Dimensions PACKAGE DIMENSIONS FMS 7.62 (.300) MODEL 51 16.51 0.25 (.650 .010) 5.08 (.200) 6.35 (.250) 8.89 0.18 (.350 .007) .64 "L" ( .025) 12.5 (.492) 6.25 (.246) 11.00 DIA. (.432) 7.00 (.275) 1.32 (.052) TYP. 2.54 (.100) CL OF POT 0.74 (.029) 0.30 (.0118) 7.62 0.30 (.300 .012) 3X 5.08 0.30 (.200 .012) 6.60 0.38 (.260 .015) 2.54 (.100) 2.54 (.100) .66 .05 (.026 .002) (SINGLE AND DUAL MODULE SHOWN) 12.5 (.492) .64 ( .025) 11.00 DIA. (.432) 6.25 (.246) 7.00 (.275) 3 2.40 (.094) 2 1 5.0 0.51 (.197 .020) 0.90 (.036) 1.32 0.25 (.052 .010) .41 .05 2X ( .016 .002) 5.08 0.30 (.200 .012) 5.08 (.200) 7.62 0.30 (.300 .012) 6.35 .25 (.250 .010) (DOUBLE MODULE FRONT AND REAR BRACKET SHOWN) SOLDER LUG TERMINALS MODEL 53 0.74 (.029) 0.91 .051 (.036 .002) 1.02 (.040) DIA. 6 PLCS. 2.54 (.100) TERMINAL SPACING PACKAGE DIMENSIONS PCB MOUNTING BRACKET "L" 1.27 (.050) DIA. 4 PLCS. 2X 1.80 (.071) 6.60 0.38 (.260 .015) 2X 5.08 (.200) 4.70 (.185) ELECTRICAL SCHEMATIC 2.54 (.100) CCW 3 1 CW 2 ANTI-ROTATION LUG (Style "A" Shown) 0.80 0.30 (.031 .012) 0.41 (.016) 5.70 (.224) SHAFT FLAT ORIENTATION SUGGESTED PANEL LAYOUT 6.20 (.244) 1.52 (.060) 132 5 CCW END 2.26 DIA. (.089) BUSHING DIAMETER TOLERANCE +0.25 ( +.010) .25 FOR TOLERANCES SHOWN: .XX = (.010) .XXX = .13 (.005) SHAFT DIMENSIONS .80 (1/32) DIMENSIONS: MM (INCHES) 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. 51/53 - Sealed 1/2 " (12.5 mm) Square Control Shaft/Bushing Styles 9.53 (.375) 3/8-32UNEF-2A How To Order 1.60 0.25 OPT. (.063 .010) 1.194 0.10 OPT. (.047 .004) A Style Bushing STD. LENGTH `L' .500 (12.7) .625 (15.88) .750 (19.05) .875 (22.23) 1.000 (25.4) 51 A A D - B 28 - A 15 / A15 L Part number for multiple section potentiometers must have a taper and resistance value for each section. 6.35 9.53 SHAFT BUSHING (.250) (.375) RoHS IDENTIFIER L Compliant 6.35 (.250) 0.79 0.25 OPT. (.031 .010) 1/4-32UNEF-2A 0.79 0.10 OPT. (.031 .004) 3.18 6.35 SHAFT BUSHING (.125) (.250) 9.53 (.375) 15.88 (.625) MAX. FLAT LENGTH 1.52 0.25 OPT. (.060 .010) 3/8-32UNEF-2A 6.35 9.53 SHAFT BUSHING (.250) (.375) 5.49 0.10 OPT. (.216 .005) C Style Bushing STD. LENGTH `L' .375 (9.53) .500 (12.7) .625 (15.88) .750 (19.05) .875 (22.23) 1.000 (25.4) A Style Bushing Flatted Shaft STD. LENGTH `L' .625 (15.88) .750 (19.05) .875 (22.23) 1.000 (25.4) MOUNTING BRACKET/ ANTI-ROTATION LUG Code Description AR Lug 90 CW A No AR Lug or Bracket D Front Bracket L Rear Bracket M Front and Rear Bracket N # SECTIONS/DETENTS Code Description Single No Detent A Double No Detent B Single w/Center Detent E Double w/Center Detent F ELEMENT TAPER TYPE/TOLERANCE Code Description (A) Linear Cermet 10 % (H) Linear Cermet 5 % (B) (E) Linear C-P 20 % Linear C-P 10 % (C) CW Audio Cermet 10 % CCW Audio Cermet 10 % (F) 8.0 (.315) M6 X .075-6g 1.52 0.25 (.060 .010) 0.79 0.10 (.031 .004) S Style Bushing STD. LENGTH `L' .630 (16.0) .866 (22.0) .984 (25.0) 3.0 6.0 SHAFT BUSHING (.118) (2.36) 8.0 (.315) 1.52 0.25 (.060 .010) 0.79 0.10 (.031 .004) U Style Bushing STD. LENGTH `L' .630 (16.0) .866 (22.0) .984 (25.0) BUSHING CONFIGURATION Code Description 3/8 " D x 3/8 " L A 1/4 " D x 1/4 " L C 10 mm D x 9.5 mm L R 6 mm D x 8 mm L S 7 mm D x 8 mm L U MODEL Code Description 51 PC Pins (.100 " centers) 53 Solder Lugs M7 X .075-6g 4.0 7.0 SHAFT BUSHING (.157) (2.75) 9.5 (.374) 1.80 0.25 (.071 .010) 1.00 0.10 (.039 .004) M10 X 0.75-6g 6.0 10.0 SHAFT BUSHING (.236) (.394) DIMENSIONS: MM (INCHES) R Style Bushing STD. LENGTH `L' .630 (16.0) .866 (22.0) .984 (25.0) Code B C E R T U (D) (S) CW Audio C-P 20 % CW Audio C-P 10 % (G) CCW Audio C-P 20 % CCW Audio C-P 10 % (T) (Y) CW Dual Audio Taper C-P 20 % AVAILABLE ONLY IN SHAFT TYPE BUSHINGS LENGTHS Description Code Description Single Slotted 1/4 "D A 24,28 Single Flatted 1/4 "D A 20,24,28,32 Single Slotted 1/8 "D C 12,16,20,24,28 Single Slotted 6 mmD R 16,22,25 Single Slotted 4 mmD U 16,22,25 Single Slotted 3 mmD S 16,22,25 RESISTANCE (CODE) VALUE IN OHMS (28) -- 150 (14) -- 7.5 K (06) -- 200 (15) -- 10 K (07) -- 250 (30) -- 15 K (08) -- 500 (16) -- 20 K (09) -- 750 (17) -- 25 K (10) -- 1 K (18) -- 50 K (29) -- 1.5 K (19) -- 75 K (11) -- 2 K (20) -- 100 K (12) -- 2.5 K (23) -- 500 K (13) -- 5 K (25) -- 1 M (10) -- 1 K (18) -- 50 K (12) -- 2.5 K (20) -- 100 K (13) -- 5 K (22) -- 250 K (15) -- 10 K (23) -- 500 K (16) -- 20 K (25) -- 1 M (17) -- 25 K (10) -- 1 K (18) -- 50 K (12) -- 2.5 K (20) -- 100 K (13) -- 5 K (23) -- 500 K (15) -- 10 K (25) -- 1 M (17) -- 25 K (10) -- 1 K (18) -- 50 K (12) -- 2.5 K (20) -- 100 K (13) -- 5 K (22) -- 250 K (15) -- 10 K (23) -- 500 K (17) -- 25 K (25) -- 1 M (10) -- 1 K (18) -- 50 K (12) -- 2.5 K (20) -- 100 K (13) -- 5 K (22) -- 250 K (15) -- 10 K (23) -- 500 K (17) -- 25 K (25) -- 1 M (10) -- 1 K (18) -- 50 K (12) -- 2.5 K (20) -- 100 K (13) -- 5 K (22) -- 250 K (15) -- 10 K (23) -- 500 K (17) -- 25 K (25) -- 1 M SHAFT LENGTH (FMS) Code Description 12 3/8 " 16 1/2 " 20 5/8 " 24 3/4 " 28 7/8 " 32 1" Metric 16 16 mm 22 22 mm 25 25 mm AVAILABLE ONLY IN BUSHING Code C A, C A, C A, C A, C A, C R, S, U R, S, U R, S, U Boldface features are Bourns standard options. All others are available with higher minimum order quantities. REV. 12/14 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. Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Bourns: 53CAD-E12-A10 53RAA-R16-D18 53CAD-E12-A13 53CAD-E12-A15 51RAD-R22-B18 51RAD-R22-B16 51RADR22-B12 51RAD-R22-B10 51RAD-R22-B15 51RAD-R22-B13 53AEA-B28-A20 51RAD-R22-B25 51RAD-R22-B22 53AEA-C28-A20 51RAD-R22-B20 53RAA-R25-B15 51RAA-R25-D20 53AEA-B28-A16 53AEA-C28-A16 53AEAC28-A11 53AEA-B28-A15 53AEA-C28-A13 53AEA-B28-A13 53AEA-B28-A10 53AEA-C28-A15 53AEA-B28-A11 53AEA-C28-A10 53AEA-B28-A18 53AEA-C28-A18 51AAN-B16-B15 53CAD-D14-E25 53CAD-E28-D15 51RADR25-D15 51UAD-T25-B15 51SAN-U13-A15 51AAN-B28-B18 51SAN-U16-A10 51AAA-B24-A20 51AAA-C24-A20 53CAD-D20-D10 53CAD-D20-D13 51CAD-E28-D15 53CAD-E20-D15 51SAN-U16-A15 53UAD-T13-S15 51AADB28-D13 51CAD-E20-D15 51AAD-C28-D13 51AAD-B28-D15 51CAD-D20-D15 51CED-E28-C15 53AAD-C28-A22 51CAL-E20-C15 51FAD-E28-A13 53CAA-D20-E17 53AAA-C28-E13 51AFD-B24-E15 51AAL-C20-A13 51CAN-E28A18 51AAD-B24-B15 51AAL-C20-A15 51CAN-E28-A13 51CAN-E28-A15 51AAD-B24-B18 51CAN-D28-A15 51AAL-C20-A10 51CAL-E28-A10 53UAD-T22-B20 53UAD-T22-B22 51AAN-B24-A15 53UAD-T22-A15 51AAD-C20H15 53UAD-T22-A13 51AAN-B28-T13 51CAN-E20-T17 53CAD-E16-B20 53AAC-B24-A20 51UAD-T22-A20 53UAD-T16-A15 53CAD-E20-B20 51CAN-D20-D13 51CAN-D20-D15 51AAN-B28-D15 51CAN-D20-D10 51CAND20-D17 51SAD-U25-A18 51SAD-U25-A13 51SAD-U25-A10 51SAD-U25-A15 51UAD-T16-G18 51AEA-B28-B20 51AEA-C28-B18 51AEA-B28-B16 51AEA-B28-B10 51AEA-B28-B18 51AEA-C28-B20 51AEA-C28-B10 51AEA-B28B13 51AEA-B28-B11 51AEA-C28-B13