ADJUSTMENT POTENTIOMETER TRIMPOT Potentiometer Model 3052 Infinite Resolution, High Temp., Humidity-Proof a Cermet Element re ie re Se ) Actual Size FEATURES * Meets or exceeds all requirements of MIL-R-22097 Characteristic C Style RJ12. * Stable infinite resolution BOURNS cermet element. Nee aa Laer By 4 a - Complete resistance range: 10 to 2,000,000 ohms. * High operating temperature (175C), - High power dissipation 1.0 watt at 70C. - Low temperature coefficient. - Excellent shock and vibration stability. - Wiper assembly idles at both ends of travel preventing damage from forced adjustments. \" + Outstanding Mil Spec humidity performance. PANEL MOUNT MODEL 3052 @ STANDARD RESISTANCES Part Numbers* Part Numbers* Resistance Resistance (Ohms) 3052L Stranded 30525 Gold 3052P Gold 3052Y Gold (Ohms) 3052L Stranded 30525 Gold 3052P Gold 3052Y Gold Insulated Plated Plated Printed Plated Printed Insulated Plated Plated Printed Plated Printed Lead Wires Solder Lugs Circuit Pins Circuit Pins Lead Wires Solder Lugs Circuit Pins Circuit Pins 10 3052L-1-100 3052$-1-100 3052P-1-100 3052Y-1-100 10,000 3052L-1-103 3052S-1-103 3052P-1-103 3052Y-1-103 20 3052L-1-200 30528-1-200 3052P-1-200 3052Y-1-200 20,000 3052L-1-203 30525-1-203 3052P-1-203 3052Y-1-203 50 3052L-1-500 3052$-1-500 3052P-1-500 3052Y-1-500 50,000 3052L-1-503 3052S-1-503 3052P-1-503 3052Y-1-503 100 3052L-1-101 3052$-1-101 3052P-1-101 3052Y-1-101 100,000 3052L-1-104 30525-1-104 3052P-1-104 3052Y-1-104 200 JO52L-1-201 3052S-1-201 3052P-1-201 3052Y-1-201 200,000 3052L-1-204 30525-1-204 3052P-1-204 3052Y-1-204 500 3052L-1-501 3052S-1-501 3052P-1-501 3052Y-1-501 500,000 9052L-1-504 30525-1-504 3052P-1-504 3052Y-1-504 1,000 3052L-1-102 3052S-1-102 3052P-1-102 3052Y-1-102 1,000,000 3052L-1-105 30525-1-105 3052P-1-105 3052Y-1-105 2,000 3052L-1-202 30528-1-202 3052P-1-202 3052Y-1-202 2,000,000 3052L-1-205 30528-1-205 3052P-1-205 3052Y-1-205 5,000 3052L-1-502 30528-1502 3052P-1-502 3052Y-1-502 SPECIAL RESISTANCES AVAILABLE FROM 10 TO 2,000,000 OHMS Tt Baca van Panel Mount Model, add 'M" to part number. Example: , ihe last three digits of the part number represent the resistance in standard : COE. SEPTEMBER 1975 TOM/5-371/8 TRIMPOT PRODUCTS DIVISION Model 3052 TRIMPOT Potentiometer SPECIFICATIONS ELECTRICAL CHARACTERISTICS OSU EE ssecciceessrsreceaveisss Gaceascrvaneaisrneaiegedeevaiernen O00. HOUTS Pir MIL-R:22097 | Resistance: Shift: Max imum: icc wale Mae eee 3.0% a Standard Resistamce Range@ o.oo cccecccccceccceceeecceccceeeeeeee 10 to 2,000,000 ohms Mechanical Life ..........ccccccccsceeerrersereeerrereerr 200 cycles without discontinuity Resistance Tolerance ............... 210% standard, closer tolerances available . ; Dielectric Strength ......... Hasek aaa re AALS AOR? Absolute Minimum Resistance 2.200000... cca sputter: ? ohms maximum Room Conditions ...... cco coeecoeccecvovoeeeee ooo 1.000 volts AC Cont AGN nscinsiieanniiimaaenane: Maintained for full mechanical range 80,000 feet (0.8% HE) orcs: 400 volts AC Insulation Resistance, 500 volts DC |... 1,000 megohms minimum Contact Resistance Variation, Maximum ......... 39 of 3.0%, whichever is greater PHYSICAL CHARACTERISTICS immersion Leak Test. ......0.......,.... iaaeaae thet eie NR aaa Per MIL-R-22097 ENVIRONMENTAL CHARACTERISTICS Shaft Torque ....... Sie ai 5.0 oz.-in. maximum Power Ratings: Mark hanetack ; steed d 4 GAO Esa ycceen eo ee eintewinateantedmanenees 1.0 watt or 500V maximum arninegs erie ceneGMIGne Gest on ae as oe eo co pata Fe ee eames 0.5 watt or 500V maximum S Pane RUMEN, Waster Se AMBe! Optional) DIG oie cl ce ceases cceceseecesscsceceesesueesensratedenssseesevasssecsessseeeecccecees So ctuecenaee 0 watt APPO@arANC wooo. cccce cece cee eee ....... Legible markings, no physical defects Operating Temperature Range... ccc... nc ccsecc-acevsscerensecessesesteececins 65* to +175C MECH anal: AM BSE, cicciscsiensaccnnsaateasa ste auesasehs aaa aes 22 turns nominal Temperature Coefficient, Maximum _............... . 100 ppm/C all resistances Mechanical Stops o.oo. ens aa ns DR ... Wiper assembly idles Humidity, MIL-R-22097 2.00.0... 100 megohms minimum insulation resistance Weight o.oo ccc eeceeecceeececeesecyueecerserenenneres ccotrreeee-. Approximately 0.1 oz. VDE ALHO TY -cirader ses sees iasctesessculsceseanseesprerspuareasasoravearsresazeectcanececesnss anges . MIL-R-22097, 30Gs Terminals: Contact Bounce oo. eens cena 0.1 millisecond maximum L .... Teflon-insulated, stranded leads, 30 AWG (0.024 0.D.) 7 strands/38 AWG Wiper Shift, Maximum ..0000000...0.cccccceeeeee cos itneserrecerserseeee 1% Voltage ratio SF qceann tei egne aeenaael ona ca apie: solderable solder lugs SHOCK occccceccccccccscesssescssnsesssvessisveserestssesttiessesectesieseeepeeceessntensee MIL-R-22097, 100Gs fa Miasaanacais aC TEER rT EL Ie CE Solderable circuit pins Contact Bounce and Wiper Shift) ooc.....cccciec ccc ciceeeceddetens Same as vibration specification Note: Closer performance tolerances can be supplied upon request. RU SOROS ei ctw iitee aes, See ind Materials meet MIL-R-22097 Specifications are subject to change without notice. 3052L 30525 3052P 24 ! P TOP VIEW rt BR .19 MOUNTING ! V4 GB | DIM. te. } .180 fo8e Nga {Ss DIA. OVER INSULATION .024 WIPER LEAD O oO 0285 + 0011, -500 108 DIA. PINS ~ .031 ten | 000 pee = #90 ot Laos WIPER PIN ; #2 | .07 ir = | . IP ps + @) - a o-6 -- - e-- + -- | - .70 BOTTOM VIEW ELECTRICAL ADJ. .115 + .015 sg WITH .025 WIDE SLOT . 26 088 MIN. DIA. 2 MTG, HOLES (NO. 2 SCREW CLEARANCE) 06 -= 3052 Y 105 + .010 VIEW A O O ie 055 REF, + a 115 0285 -& 001 0285 + .001 - ef PIN DIA. PIN DIA, gee RED WIPER i 2 4 7 276 YELLOW GREEN TOLERANCES: .XX = .010 eee + | - ~- AK = 2.005 10 .0]e_4 bo SLE SE EXCEPT WHERE NOTED 70+ 01m BOURNS, INC., TRIMPOT PRODUCTS DIVISION 1200 COLUMBIA AVENUE, RIVERSIDE, CALIFORNIA 92507 LEITH IN WS A.