Features 1-1/4 Rectangular / Multiturn Wirewound / Industrial / Sealed Panel mount option available Listed on the QPL per MIL-PRF-27208 For trimmer applications/processing guidelines, click here RT12 - Trimpot Trimming Potentiometer Electrical Characteristics Product Dimensions How To Order Standard Resistance Range RT12C2L MIL-PRF-27208 RT12 C2 P 101 Common Dimensions ...................................10 to 20K ohms Model (see standard resistance table) 31.75 Characteristic Resistance Tolerance ..............5 % std. (1.25) C = 50 ppm/C Temp. Coeff. Max. 3.18 Absolute Minimum Resistance 25.4 (.125 ) 2 = 85 C Rating Temp..........................0.1 % or 1 ohm max. (1.000) 1.47 .56 150 C Max. Operating Temp. (whichever is greater) (.058 .022) Noise .....................100 ohms ENR max. Terminal Style Resolution............ See Resistance Table Resistance Code ADJ. SLOT Insulation Resistance ............... 500 vdc. 2.92 .38 DIA. (.115 .015) 1,000 megohms min. 2.36 DIA. Standard Resistance Table .64 (.093) WIDE Dielectric Strength X (.025) MTG. HOLES (2) Sea Level ............................ 1,500 vac Nominal .79 DEEP X 4.83 Resistance Resistance Resolution (.031) 70,000 Feet ............................ 400 vac (.190) (Ohms) Code (Percent) Adjustment Travel .............22 turns nom. 10 100 2.40 20 200 1.90 Environmental Characteristics 6.10 50 500 1.40 TYP. 6.10 (.240) 100 101 1.00 TYP. Power Rating 70 C ................. 1 watt 152.4 (.240) LEADS MIN. LENGTH 200 201 0.86 (6.000) Power Rating 150 C ............... 0 watt 8.00 .38 500 501 0.89 1,000 102 0.72 Temperature Range ....-55 C to +150 C (.315 .015) 2,000 202 0.58 Temperature Coef cient ......50 ppm/C 5,000 502 0.43 Seal Test ...................... 85 C Fluorinert* 10,000 103 0.34 20,000 203 0.31 (pin styles only) 2.67 Humidity........ MIL-STD-202 Method 106 (.105 ) 3.43 .38 96 hours (.135 .015) RED WIPER 2 2 % TR, 100 Megohms IR) RT12C2P Vibration ............. 30 G (1 % TR 0.5 % YELLOW 3 GREEN 1 .71 .03 CCW CW + resolution DVR) CLOCKWISE (.028 .001) Shock................ 100 G (1 % TR 0.5 % DIA. TYP. + resolution VR) MM 2 1 3 Load Life ....1,000 hours 1 watt 70 C DIMENSIONS: 17.78 (INCHES) 6.60 12.70 .79 (2 % TR) (.700) (.260) (.500 .031) 0.25 TOLERANCES: EXCEPT WHERE NOTED 22.86 Rotational Life...... 200 cycles (2 % TR) (.010) (.900) Physical Characteristics RT12C2Y Torque............................. 5.0 oz-in. max. Mechanical Stops ................. Wiper idles Terminals ........ Solderable pins and lugs Flexible leads ..... (7 strands of 30 AWG) Weight ....................................... 0.10 oz. 1 2 3 Marking ......... Manufacturer s trademark, 7.62 6.35 (.300) resistance code, terminal numbers, (.250) 17.78 date code, manufacturers model (.700) number and style Wiper ............... 50 % (Actual TR) 10 % Flammability ..........................U.L. 94V-0 2.54 (.100) Standard Packaging P&Y Style .................. 10 pcs. per tube .71 .03 DIA. TYP. (.028 .001) L Style ........................ 25 pcs. per bag 12.70 .79 Adjustment Tool .............................. H-90 (.500 .031) 2.54 (.100) REV. 04/14 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Trimpot is a registered trademark of Bourns, Inc. Specications are subject to change without notice. Users should verify actual device performance in their specic WARNING Cancer and Reproductive Harm applications. 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The characteristics and parameters of a Bourns VK J PU H ZLY HWWSPJH PVU TH HY WY VT OL KH H ZOLL JOHYHJ LYPZ PJZ HUK WHYHTL LYZ K L V P MY OL JVTIPUH PVU VM OL )V Y UZ product with other components VUTLU VM OL ZLY Z HWWSPJH PVU VY PP OL LU PY PU OL ZLY HWWSPJH PVU P ZLSM OL JOHYHJ LYPZ PJZ HUK WHYHTL LYZ VM H )V Y UZ LU HWWSPJH PVUZ HUK HJ H VK J HSZV JHU HUK KV HY PU KPLY WY S WLYMVYTHUJL TH HY V LY PTL <ZLYZ ZOV SK HS H Z LYPM the actual performance of the Bourns VK J PU OLPY ZWLJPJ KL PJLZ HUK HWWSPJH PVUZ HUK THRL O WY LPY V U PUKLWLUKLU NPU V KLZ KPUN OL HTV U VM HKKP PVUHS LZ THY LNHY Q KNTLU Z Y PNU PU V OLPY KL PJL VY HWWSPJH PVU V JVTWLUZH L MVY LHS VYSK JVUKP PVUZ LUJLZ IL LLU SHIVYH VY HUK Y KPLY <USLZZ )V Y UZ OHZ L WSPJP S KLZPNUH LK HU PUKP PK HS )V Y UZ product as meeting the requirements of a particular industry K L N 0:6 : VY H WHY PJ SHY X HSPJH PVU L N Z HUKHY LZWVUZPISL MVY HU LJVNUPaLK )V Y UZ PZ UV Y <3 SPZ LK VY Y L VM HU PUKP PK HS )V Y UZ MHPS Y K VY LTLU Z VM Z JO PUK Z Y Z HUKHY LX PY VK J V TLL OL Y WY WHY PJ SHY X HSPJH PVU <ZLYZ of Bourns products are responsible for ensuring compliance with safety-related requirements and standards applicable to OLPY KL PJLZ VY HWWSPJH PVUZ Bourns LJVTTLUKLK H OVYPaLK VY PU LUKLK MVY ZL P L UV Y VK J Z HY WY SPMLZH PUN SPML JYP PJHS VY SPML Z Z HPUPUN U U JSLHY L VY TH L MHPS Y HWWSPJH PVUZ UVY PU HU V OLY HWWSPJH PVUZ OLY VWL L WY KLH O VY ZL LY LZ S PU WLYZVUHS PUQ Y SM UJ PVU TH Y Y LZZS HUK ZWLJPJHSS HWWY VUTLU HS KHTHNL <USLZZ L WY VY LU PY LZLU H P LZ LWY V LK PU YP PUN I V H OVYPaLK )V Y UZ Y on a case-by-case basis, use of any Bourns VK J Z PU Z JO UH OVYPaLK HWWSPJH PVUZ TPNO UV IL ZHML H WY UK O Z PZ H Z ZVSL YPZR 3PML JYP PJHS HWWSPJH PVUZ PUJS KL KL PJ OL ZLY LZ PKLU PLK I OL < : -VVK HUK +Y N (KTPUPZ YH PVU HZ *SHZZ 000 KL PJLZ HUK NLULYHSS LX P HSLU JSHZZPJH PVUZ V ZPKL VM OL LZZS PKLU PLZ OVZL )V Y )V Y UZ UZ L WY L Z P HISL MVY ZL PU H VTV P L HWWS VK J Z OH HY K WY Z HUKHY PJH PVUZ VU Z JO VK J Z KH H ZOLL Z PU OL ZLJ PVU LU P SLK (WWSPJH PVUZ WY V LK PU YP PUN I V LZZS HUK ZWLJPJHSS HWWY <USLZZ L WY LZLU H P LZ VU H JHZL I JHZL IHZPZ ZL LWY H OVYPaLK )V Y UZ Y VM HU V OLY )V Y UZ VK J Z PU HU H VTV P L K WY Z HUKHY LJVTTLUKLK H O HWWSPJH PVU TPNO UV IL ZHML HUK O Z PZ UV Y Z ZVSL YPZR 0M )V Y UZ VYPaLK VY PU LUKLK HUK PZ H OL ZLY LZZS PKLU PLZ H Z I JH LNVY VM H VTV P L HWWSPJH PVU PU L WY VK J Z Z JO HZ PUMV HPUTLU K WY OL KH H ZOLL MVY P Z Z HUKHY L PL LK VY SPNO PUN Z JO PKLU PJH PVU TLHUZ OH )V Y UZ OHZ Y VK J HUK OHZ KL LYTPULK OH PM Z JO )V Y UZ K WY P Z Z HUKHY LK MVY WV LU PHS ZL PU H VTV P L VK J PZ JVUZPKLY K WY Z HUKHY HWWSPJH PVUZ P ZOV SK VUS IL ZLK PU Z JO Z I JH LNVY VM LUJL V )V Y UZ LMLY H VTV P L HWWSPJH PVUZ (U Y VK J PU OL KH H ZOLL HZ JVTWSPHU P O OL (,* 8 K WY Z HUKHY K Z HUKHY VY H VTV P L NYHKL KVLZ UV I P ZLSM TLHU OH )V Y UZ OHZ H VK J MVY ZL PU HU H VTV P L HWWSPJH PVU V LK Z JO WY WWY Bourns L UV LZ LK V JVTWS P O <UP LK : H LZ VK J Z HY K WY Z HUKHY KZ NLULYHSS PH PVU (KTPUPZ YH PVU Z HUKHY -LKLYHS ( NHUPaH PVU Z H VY HU V OLY NLULYHSS LX P HSLU NV LY UTLU HS VY LK MVY VK J Z KLZPNULK VY THU MHJ Y K HWWSPJHISL V WY UKHY LZZS PKLU P JYHM VY ZWHJL HWWSPJH PVUZ )V Y ZL PU HPYUZ L WY LZ )V Y UZ standard products that are suitable for use in aircraft VK J Z KH H ZOLL Z PU OL ZLJ VY ZWHJL HWWSPJH PVUZ VU Z JO WY LZZS HUK ZWLJPJHSS PVU LU P SLK (WWSPJH PVUZ <USLZZ L WY LZLU H P LZ VU LWY V LK PU YP PUN I V H OVYPaLK )V Y UZ Y HWWY H JHZL I JHZL IHZPZ ZL VM HU V OLY )V Y UZ standard JYHM VY ZWHJL HWWSPJH PVU TPNO UV IL ZHML H VK J PU HU HPY WY LJVTTLUKLK H OVYPaLK VY PU LUKLK HUK PZ H UK O Z PZ UV Y the users sole risk. 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