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| T73 Vishay Sfernice 1/4" Square Single-Turn Cermet Sealed Trimmers FEATURES * Industrial grade * Fully sealed * Miniature package * Rotor designed for automatic machine adjust interface * Withstands harsh environments and immersion cleaning process RoHS COMPLIANT DIMENSIONS in millimeters T73Y Top adjust T73YP T73YE T73YU T73YB 6.6 O 0.46 7 3.8 5.46 0.38 4.7 54 2.54* 3 2.54* 2 Base level 2.54 1 3.53 2.54* 2 2.54* 3 2.54* 2.54* 3 2 2.54* 1 3.53 2. 54 2. 2 1 3.53 4.06 0.38 3 1 T73X Side adjust T73XX O 0.46 0.05 7 3.8 1.02 3 2.54* 2 2.54* 1 2.54* 1.02 1 2.54* 2 2.54* 3 2.29 2.54 1 2.54* 2 2.54* 3 4.7 T73XH T73XW 6.6 5.46 0.38 Base level 4.7 4.7 Tolerances unless otherwise specified 0.25 mm Cruciform slot O 3 long 2.77, wide 0.64 - deep 0.89 CIRCUIT DIAGRAM a (1) b (2) cw c (3) www.vishay.com 42 For technical questions, contact: sfer@vishay.com 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 Electrical Travel Resistance Range Standard Series Tolerance Standard Power Rating Temperature Coefficient Limiting Element Voltage Contact Resistance Variation Absolute Minimum Resistance Adjustability Resolution Insulation Resistance (500 V DC) Dielectric Strength Linear Logarithmic Cermet 240 nominal 10 to 2 M 1-2-5 10 % 0.5 W at 70 C not applicable 100 ppm/C 300 V 1 % or 3 max. whichever is greater 1 % or 2 max. whichever is greater 0.05 % voltage 0.15 % resistance infinite 103 M minimum 900 Vac sea level 350 Vac 80 000 feet MECHANICAL SPECIFICATIONS Mechanical Travel Operating Torque (max. Ncm) End Stop Torque (max. Ncm) Unit Weight (max. g) 270 2.1 4.9 0.6 POWER RATING CHART 0.50 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. POWER IN WATT 0.25 0 0 20 40 60 70 100 125 140 AMBIENT TEMPERATURE IN DEGREES CELSIUS PERFORMANCE TESTS Load Life CONDITIONS 1000 hours - 0.5 W at + 70 C R R R R R R R R R R TYPICAL VALUES AND DRIFTS 3% CRV V V V V i.R. 10 M CRV <4% < 3 or 3 % whichever is greater < 3 or 3 % whichever is greater <1% 1% Shock Vibration Humidity 100 g 30 g Mil-STD202 method 103 - 96 hours <1% <1% <2% Rotational Life 200 cycles Document Number: 51016 Revision: 24-Jan-07 For technical questions, contact: sfer@vishay.com See also: Application notes www.vishay.com 43 T73 Vishay Sfernice 1/4" Square Single-Turn Cermet Sealed Trimmers MARKING Printed: VISHAY trademark, resistance code, terminal numbers, date code, manufacturer's model number and style STANDARD RESISTANCE ELEMENT DATA STANDARD RESISTANCE VALUES 10 20 50 100 200 500 1K 2K 5K 10K 20K 50K 100K 200K 500K 1M 2M LINEAR LAW MAX. MAX. POWER WORKING AT 70 C VOLTAGE W 0.5 V 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 MAX. WIPER CUR. mA 224 160 100 70 50 32 22 16 10 7.1 5 3.2 2.2 1.5 0.60 0.30 0.15 TCR - 55 C + 125 C ppm/C 100 0.50 0.45 0.18 0.09 0.05 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 XX XH XW YP YE YU YB 500 k OHMIC VALUE 10 % TOLERANCE TU50 PACKAGING TU50 On request: TR750 TR1000 e3 LEAD FINISH e3: pure Sn SAP PART NUMBERING GUIDELINES T 7 3 Y P 5 0 4 K T 2 0 MODEL STYLE OHMIC VALUE TOL PACKAGING CODE SPECIAL (IF APPLICABLE) See the end of this data book for conversion tables www.vishay.com 44 For technical questions, contact: sfer@vishay.com 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 |
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