Features Bushing mount Excellent resolution Non-standard features and speci cations available Small diameter High rotational life RoHS compliant* 3700/3701 - Precision Potentiometer 1 Schematic Electrical Characteristics 3700 Wirewound Element 3701 Hybritron Element Standard Resistance Range................100 to 100 K ohms .....................1 K to 100 K ohms CCW CW Total Resistance Tolerance ..................5 % ...........................................10 % Independent Linearity ..........................0.25 % ......................................0.25 % 213 Effective Electrical Angle .....................3600 +10 , -0 .......................3600 +10 , -2 Absolute Minimum Resistance/ ...........1 ohm or 0.1 % maximum ..........Minimum voltage CW Minimum Voltage (whichever is greater) 0.2 % maximum Noise ..................................................100 ohms ENR maximum ..........Output smoothness 0.1 % maximum Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Recommended Part Numbers Sea Level .........................................1,000 VAC minimum ..................1,000 VAC minimum Power Rating (Voltage Limited By Power Dissipation or 315 VAC, Whichever Is Less) Part Resistance Resolution +70 C ..............................................1 watt..........................................1 watt Number () (% Max.) +125 C ............................................0 watt..........................................0 watt 3700S-1-102L 1,000 0.05 Insulation Resistance (500 VDC) ........1,000 megohms minimum ..........1,000 megohms minimum Resolution............................................See recommended part nos....Essentially in nite 3700S-1-202L 2,000 0.04 3700S-1-502L 5,000 0.04 1 Environmental Characteristics 3700S-1-103L 10,000 0.03 Operating Temperature Range ............+1 C to +125 C ........................+1 C to +105 C Storage Temperature Range ...............-65 C to +125 C .......................-55 C to +105 C Part Number Resistance ( ) Temperature Coef cient Over 2 3701H-1-102L 1,000 Storage Temperature Range .........50 ppm/C maximum/unit .........100 ppm/C maximum/unit 3701H-1-202L 2,000 Vibration ..............................................20 G ...........................................20 G Wiper Bounce ..................................0.1 millisecond maximum ...........0.1 millisecond maximum 3701H-1-502L 5,000 Shock...................................................100 G .........................................100 G 3701H-1-103L 10,000 Wiper Bounce ..................................0.1 millisecond maximum ...........0.1 millisecond maximum Load Life ..............................................1,000 hours, 1 watt.....................1,000 hours, 1 watt BOLDFACE LISTINGS ARE IN STOCK AND READILY Total Resistance Shift ......................2 % maximum ..........................5 % maximum AVAILABLE THROUGH DISTRIBUTION. 2 2 Rotational Life (No Load).....................1,000,000 shaft revolutions .....4,000,000 shaft revolutions FOR OTHER OPTIONS CONSULT FACTORY. Total Resistance Shift ......................5 % maximum ..........................5 % maximum ROHS IDENTIFIER: Moisture Resistance (MIL-STD-202, Method 103, Condition B) L = COMPLIANT* Total Resistance Shift ......................2 % maximum ..........................5 % maximum IP Rating ..............................................IP 40 ...........................................IP 40 1 Mechanical Characteristics Stop Strength..........................................................................................14 N-cm (20 oz-in.) minimum Mechanical Angle ......................................................................................................3600 +20 , -0 Torque (Starting & Running) .....................................................................0.45 N-cm (0.6 oz.-in.) max. Mounting ..................................................................................... 170-200 N-cm (15-18 lb.-in.) max. Shaft Runout.................................................................................................0.05 mm (0.002 in.) T.I.R. Lateral Runout ..............................................................................................0.13 mm (0.005 in.) T.I.R. Shaft End Play ..............................................................................................0.13 mm (0.005 in.) T.I.R. Shaft Radial Play ..........................................................................................0.08 mm (0.003 in.) T.I.R. Pilot Diameter Runout ..................................................................................0.05 mm (0.002 in.) T.I.R. Backlash ....................................................................................................................... 1.0 maximum Asia-Paci c: Weight .................................................................................................................Approximately 28 gm Terminals ............................................Gold-plated solderlugs (3700) or gold-plated turret lugs (3701) Tel: +886-2 2562-4117 Soldering Condition Email: asiacus bourns.com Manual Soldering .................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire EMEA: 370 C (700 F) max. for 3 seconds Wave Soldering ........................................................ 96.5Sn/3.0Ag/0.5Cu solder with no-clean ux Tel: +36 88 885 877 260 C (500 F) max. for 5 seconds Email: eurocus bourns.com Wash processes ..................................................................................................Not recommended The Americas: Marking ................................................. Manufacturers name and part number, resistance value and tolerance, linearity tolerance, wiring diagram, and date code Tel: +1-951 781-5500 Ganging (Multiple Section Pots.) .................................................................................1 cup maximum Email: americus bourns.com Hardware ................................................... One lockwasher (H-37-1) and one mounting unit (H-38-1) is shipped with each potentiometer. www.bourns.com 1 At room ambient: +25 C nominal and 50 % relative humidity nominal, except as noted. 2 Consult manufacturer for complete speci cation details. WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov *RoHS Directive 2015/863, Mar 31, 2015 and Annex. Hybritron is a registered trademark of Bourns, Inc. Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic disclaimers as set forth on the last page of this document, and at www.bourns.com/legal/disclaimer.pdf. *RoHS COMPLIANT 3700/3701 - Precision Potentiometer Product Dimensions 3700S-1 3701H-1 1/4 -32-UNEF-2ATHD 23.81 3.30 .25 (15/16) (.13) X 45 CHAMFER (.010) 5.08 CCW CW 2.37 + .00/- .01 (.200) (.0935+.0000/-.0003) DIA. 1.52 (.06) 20.37 0.38 11.11 1.52 (.802 .015) (7/16) 7.14 + .00/-.01 (.06) 4.52 0.38 (.281+.000/-.002) 7.14 (.178 .015) DIA. 17.46 0.79 (.281) (11/16 1/32) 25.40 0.51 17.46 0.80 CCW CW 1/4-32 UNEF-2ATHD (1.00 .02) (11/16 1/32) 7 2 7.14 +.00/-.05 ADJUSTMENT SLOT (.281 +.000/-.002) 90 5 25.40 0.51 7.14 0.81 WIDE X 2.37 +.00/-.01 (.032) (1.00 .02) (9/32) (.0935 +.0000/-.0003) 0.81 .25 DEEP (.032 .010) 12.45 (0.49) WIPER 9.53 90 5 R MAX. (3/8) ADJUSTMENT SLOT 12.7 0.81 WIDE X (1/2) (.032) WIPER 0.81 DEEP LOCKWASHER AND MOUNTING NUT 9.53 (.032) TO BE SUPPLIED WITH EACH UNIT 12.70 (3/8) (1/2) LOCKWASHER AND MOUNTING NUT TO BE SUPPLIED WITH EACH UNIT TOLERANCES: EXCEPT WHERE NOTED .25 .13 DECIMALS: .XX .XXX (.010) (.005) FRACTIONS: 1/64 MM DIMENSIONS: (IN) REV. 10/19 Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic disclaimers as set forth on the last page of this document, and at www.bourns.com/legal/disclaimer.pdf.