® Electrocomponents Series 296 Data Sheet Rotary Potentiometer Commercial 12mm Diameter Carbon Composition Rotary Potentiometer Features • Miniature 12mm size • Low cost • Snap-in bracket for PC board mounting • Detent available • Insulated shaft available • RoHS compliant Electrical and Mechanical Specifications Resistance Range 500 ohms through 1 Megohms Resistance Tolerance ±30%, ±20%, ±10% Mounting Information P.C. board mounting Type "X": Shaft parallel to P.C. board Type "U": Shaft vertical to P.C. board Type "H": Same as "X" except hook terminals Power Rating 0.15 watts @ 50°C Dielectric Strength 500 VDC for 1 minute Detent Detent @ 50% rotation Maximum Operating Voltage 350 VDC Insulation Resistance 100 Megohms minimum @ 250 VDC Rotational Angle Mechanical angle: 300° Effective angle: 280° Rotational Torque 20 – 216 gf-cm 1-2 CTS Electrocomponents Stop Strength 5.76 kg-cm minimum (VR without detent) 3 kg-cm minimum (VR with detent) Push-Pull strength on shaft 8 kg for 10 seconds Rotational life 10K cycles Operating temperature -10°C ~ 80°C Solder Heat Resistance 260°C for 5 seconds © 2009 CTS Corporation. All rights reserved. Information subject to change. 2/06/09 www.ctscorp.com XM 296RE/ HM 296RE Molded Shaft, Shaft Parallel to P.C. Board 6.3 .248 6.3 .248 L ±0.8 ±.031 L ±0.8 ±.031 1.00 .040 12.5 .492 1.00 .040 7.20±0.10 .283±.004 6.4 .252 Ø 6.00±0.15 Ø.236±.006 3.00±0.10 .118±.004 16.4 .646 10.00 .394 7.20±0.10 .283±.004 1.60±0.08 TYP.(2) .063±.003 TYP.(2) 2.10±0.10 .083±.004 4.0 .157 1.8 .071 1.9±0.1 .075±.04 1.9±0.1 .075±.04 3.0±0.1 .118±.04 4.1 .161 3.0±0.1 .118±.04 4.1 .161 3.75±0.05 .148±.002 3.75±0.05 .148±.002 1.8 .071 +0.10 Ø1.30 -0.00 TYP.(3) Ø .051 +.004 -.000 0.9±0.1 TYP.(3) .035±.004 13.0 .512 15.2 .598 DIMENSION AND TOLERANCE UNLESS OTHERWISE SPECIFIED H Terminal Style X Terminal Style .X (1 PLACE) : DIMENSION: ±0.3 ±.012 mm inch .XX (2 PLACE) : ±0.13 ±.005 ANGLE : ±5° UM 296RE Molded Shaft, Shaft Perpendicular to P.C. Board 8.7 .342 L 10.00±0.10 .394±.004 ±0.8 ±.031 1.00 .040 12.5 .492 2.54 .100 CENT. 1.60±0.08 TYP.(2) .063±.003 CENT. 6.4 .252 Ø 6.00±0.15 Ø.236±.006 10.00±0.1 .394±.004 TYP.(3) 3.75±0.05 .148±.002 5.50±0.05 .217±.002 3.75±0.05 .148±.002 5.50±0.05 .217±.002 +0.15 2.70 -0.00 .106 +.006 -.000 +0.10 Ø1.30 -0.00 Ø.051 +.004 -.000 0.40±.0.03 .016±.01 Ordering Information 296 X B TERMINAL STYLE X – PC U – PC FORMED TO REAR H – HOOK SHAFTS AVAILABLE (ALL SHAFTS .236"Dia.(6.0mm) except "E" - Diameter is .240" (6 .1mm) COVER LENGTH BEYOND TRIM A－ .640"(16.3mm) B－ .840"(21.3mm) FLATTED .472"X.177"(12X4.5mm) FLATTED .472"X.177"(12X4.5mm) C－1.031"(26.2mm) D－ .540"(13.7mm) E－ .265"( 6.7mm) F－ .640"(16.3mm) G－ .717"(18.2mm) H－1.035"(26.3mm) FLATTED .472"X.177"(12X4.5mm) KNURLED .287"X 18T (7.3mmX18T) FLATTED .218"X .204"(5.5X5.2mm) FLATTED .276"X .177"(7X4.5mm) FLATTED .276"X .177"(7X4.5mm) FLATTED .276"X .177"(7X4.5mm) 2-2 CTS Electrocomponents 252 B RESISTANCE CODE EXAMPLES RESIST TOL DETENT A – ±10% B – ±20% C – ±30% N – NO DETENT C – CENTER DETENT CODE 501 102 252 502 103 253 503 104 RESISTANCE 500 OHMS 1K 2.5K 5K 10K 25K 50K 100K 2 N TAPER 1 – LINEAR 2 – 10% AUD 3 – 10% CCW AUD © 2009 CTS Corporation. All rights reserved. Information subject to change. 2/06/09 www.ctscorp.com