MR700 Series www.vishay.com Vishay Mills Wirewound Resistor, Ultra Precision, Epoxy Molded, Radial Lead FEATURES • Resistance values up to 1 M • Resistance tolerances down to ± 0.005 % • Tighter tolerances and lower resistance values available, please contact factory • Temperature coefficients down to ± 2 ppm/°C, and up to 6000 ppm/°C • Matched resistance sets available in tolerances down to ± 0.001 %, and in temperature coefficients down to ± 0.5 ppm/°C, please contact factory • Custom design capability available, please contact factory • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS POWER RATING W (1) GLOBAL MODEL RESISTANCE RANGE RESISTANCE RANGE RESISTANCE RANGE RESISTANCE RANGE ± 0.1 %, ± 0.25 %, ± 0.5 %, ± 1 % ± 0.05 %, ± 0.1 %, ± 0.25 %, ± 0.5 %, ± 1 % ± 0.01 %, ± 0.05 %, ± 0.1 %, ± 0.25 %, ± 0.5 %, ± 1 % ± 0.005 %, ± 0.01 %, ± 0.05 %, ± 0.1 %, ± 0.25 %, ± 0.5 %, ± 1 % MAXIMUM WORKING VOLTAGE V (2) MR702 0.125 1 to 500K 5 to 500K 50 to 500K 1K to 500K 150 MR703 0.250 1 to 750K 5 to 750K 50 to 750K 1K to 750K 150 MR705 0.300 1 to 500K 5 to 500K 50 to 500K 1K to 500K 150 MR706 0.500 1 to 1M 5 to 1M 50 to 1M 1K to 1M 150 Notes (1) Power rating is based on tolerance, please see derating chart. (2) The maximum working voltage is the highest voltage that can be applied to the resistor. Below this value, the maximum voltage that can continuously be applied is given by (P x R)1/2. GLOBAL PART NUMBER INFORMATION Global Part Numbering example: MR70233K330BAE66 (visit www.vishay.net SAP parts manual for all options) M R 7 0 2 3 3 K 3 3 0 B A E 6 6 GLOBAL MODEL (5 digits) VALUE (6 digits) TOLERANCE (1 digit) TC (1 digits) PACKAGING CODE (3 digits) MR702 MR703 MR705 MR706 R = decimal K = thousand M = million 1R5000 = 1.5 1K5000 = 1.5 k 1M0000 = 1 M S = ± 0.005 % T = ± 0.01 % Q = ± 0.02 % A = ± 0.05 % B = ± 0.1 % C = ± 0.25 % D = ± 0.5 % F = ± 1.0 % A = standard, 10 to 30 (W) B = 3900 (Q) C = 4500 (M) D = 6000 (N) E = 3500 (P) Y = 10 ( 1 ) G = 5 ( 10 ) J = 2 ( 100 ) E66 = lead (Pb)-free bulk pack SPECIAL (up to 2 digits) (dash number) from 1 to 99 as applicable Historical Part Number example: MR702W33K330B MR702 W = STANDARD 33.33 k 0.1 % HISTORICAL MODEL TC RESISTANCE VALUE TOLERANCE Revision: 24-May-16 Document Number: 31818 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 MR700 Series www.vishay.com Vishay Mills DIMENSIONS in inches [millimeters] L W H 1.00 [25] min. LD CC GLOBAL MODEL DIMENSIONS in inches [millimeters] L ± 0.010 [0.254] H ± 0.005 [0.127] W ± 0.010 [0.254] LD ± 0.002 [0.051] CC ± 0.015 [0.381] MR702 0.270 [6.86] 0.250 [6.35] 0.140 [3.56] 0.032 [0.813] 0.125 [3.18] MR703 0.540 [13.72] 0.270 [6.86] 0.150 [3.81] 0.032 [0.813] 0.250 [6.35] MR705 0.300 [7.62] 0.320 [8.13] 0.102 [2.59] 0.025 [0.635] 0.150 [3.81] MR706 0.585 [14.86] 0.525 [13.34] 0.160 [4.06] 0.032 [0.813] 0.400 [10.16] DERATING Element: nickel-chrome alloy, other materials available depending on TC requirements 180 RATED POWER IN % MATERIAL SPECIFICATIONS 1 %, 160 140 Core: molded epoxy 0.05 % , 0.02 % 120 Encapsulant: epoxy 100 Standard Terminals: 100 % matte tinned copper Part Marking: MILLS, model, value, tolerance, date code 0.01 % 80 60 , 0.1 % To leran ce Toleran c e Toleran ce 0.005 % Tolerance 40 Note • Due to resistor size limitations some resistors will have minimal information marked on parts. 0.5 % 20 0 0 20 40 60 80 100 120 140 160 AMBIENT TEMPERATURE IN °C TECHNICAL SPECIFICATIONS PARAMETER UNIT MR700 RESISTOR CHARACTERISTICS ppm/°C ± 10 for > 100 ; ± 20 for 10 to 100 ; ± 30 for < 10 lb 4.5 Dielectric Withstanding Voltage VAC 750 Operating Temperature Range °C -55 to +145 (see derating chart) Temperature Coefficient Terminal Strength Revision: 24-May-16 Document Number: 31818 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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