T73 Vishay Sfernice 1/4" Square Single-Turn Cermet Sealed Trimmers FEATURES • Industrial grade RoHS • Fully sealed COMPLIANT • Miniature package • Rotor designed for automatic machine adjust interface • Withstands harsh environments and immersion cleaning process DIMENSIONS in millimeters T73Y Top adjust 4.7 2.54* 2.54* 2.54* 2.54* 3 2.54* 3.8 1 3.53 2.54* 3 2 5.46 ± 0.38 54 7 2.54 2 Ø 0.46 2. 2.54* 2. 6.6 T73YB T73YU T73YE 54 T73YP 2 3 1 3.53 1 3.53 4.06 ± 0.38 3 2 1 Base level T73X Side adjust T73XH Ø 0.46 ± 0.05 T73XX T73XW 7 1.02 3.8 6.6 2.29 1.02 2.54* 3 2.54* 2 2.54* 1 2.54 1 2.54* 2 2.54* 3 1 2.54* 2 2.54* 3 5.46 ± 0.38 4.7 Base level 4.7 4.7 Tolerances unless otherwise specified ± 0.25 mm Cruciform slot Ø 3 long 2.77, wide 0.64 - deep 0.89 CIRCUIT DIAGRAM a c (1) (3) b (2) www.vishay.com 42 cw For technical questions, contact: [email protected] See also: Application notes Document Number: 51016 Revision: 24-Jan-07 T73 1/4" Square Single-Turn Cermet Sealed Trimmers Vishay Sfernice ELECTRICAL SPECIFICATIONS Resistive Element Cermet Electrical Travel 240° nominal Resistance Range 10 Ω to 2 MΩ Standard Series 1-2-5 Tolerance Standard ± 10 % Power Rating Linear 0.5 W at 70 °C Logarithmic not applicable Temperature Coefficient ± 100 ppm/°C Limiting Element Voltage 300 V Contact Resistance Variation 1 % or 3 Ω max. whichever is greater Absolute Minimum Resistance 1 % or 2 Ω max. whichever is greater ± 0.05 % voltage ± 0.15 % resistance Adjustability Resolution infinite 103 MΩ minimum Insulation Resistance (500 V DC) 900 Vac sea level 350 Vac 80 000 feet Dielectric Strength MECHANICAL SPECIFICATIONS 270° 2.1 4.9 0.6 0.50 POWER IN WATT Mechanical Travel Operating Torque (max. Ncm) End Stop Torque (max. Ncm) Unit Weight (max. g) POWER RATING CHART ENVIRONMENTAL SPECIFICATIONS Temperature Range - 55 °C to + 125 °C Climatic Category 55/100/56 Seal Test 85 °C Fluorinert** Flammability UL 94-VO ** Fluorinert is a registered trademark of 3M Co. 0.25 0 0 40 20 60 70 100 125 140 AMBIENT TEMPERATURE IN DEGREES CELSIUS PERFORMANCE TESTS CONDITIONS TYPICAL VALUES AND DRIFTS < 3 Ω or 3 % whichever is greater 1000 hours - 0.5 W at + 70 °C ΔR R ≤3% Shock 100 g ΔR R <±1% ΔV V <±1% Vibration 30 g ΔR R <±1% ΔV V ≤±1% Humidity Mil-STD202 method 103 - 96 hours ΔR R <±2% 200 cycles ΔR R <±4% Load Life Rotational Life Document Number: 51016 Revision: 24-Jan-07 CRV i.R. 10 MΩ CRV For technical questions, contact: [email protected] See also: Application notes < 3 Ω or 3 % whichever is greater www.vishay.com 43 T73 1/4" Square Single-Turn Cermet Sealed Trimmers Vishay Sfernice STANDARD RESISTANCE ELEMENT DATA STANDARD RESISTANCE VALUES LINEAR LAW MAX. MAX. POWER WORKING AT 70 °C VOLTAGE Ω W V mA 0.5 2.2 3.2 5 7.1 10 15.8 22.4 31.6 50 70.7 100 158.1 223.6 300 300 300 300 224 160 100 70 50 32 22 16 10 7.1 5 3.2 2.2 1.5 0.60 0.30 0.15 0.50 0.45 0.18 0.09 0.05 Printed: VISHAY trademark, resistance code, terminal numbers, date code, manufacturer’s model number and style TCR - 55 °C + 125 °C MAX. WIPER CUR. 10 20 50 100 200 500 1K 2K 5K 10K 20K 50K 100K 200K 500K 1M 2M MARKING ppm/°C ± 100 PACKAGING - In tube by 50 pieces, code TU50 - Tape and reel for model YU, code TR750 and XW, code TR100 ORDERING INFORMATION T73 SERIES YP STYLE 500 kΩ OHMIC VALUE ± 10 % TOLERANCE YP YE YU YB XX XH XW TU50 PACKAGING e3 LEAD FINISH TU50 On request: TR750 TR1000 e3: pure Sn SAP PART NUMBERING GUIDELINES T 7 MODEL 3 Y P 5 STYLE 0 OHMIC VALUE 4 K TOL T 2 PACKAGING CODE 0 SPECIAL (IF APPLICABLE) See the end of this data book for conversion tables www.vishay.com 44 For technical questions, contact: [email protected] See also: Application notes Document Number: 51016 Revision: 24-Jan-07 Legal Disclaimer Notice Vishay Notice Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Vishay for any damages resulting from such improper use or sale. Document Number: 91000 Revision: 08-Apr-05 www.vishay.com 1