FVOT www.vishay.com Vishay Huntington Wirewound Resistor, Industrial Power, Vitreous Coated, Miniature Flat FEATURES • High temperature vitreous coating • Mounting accommodations ideally suited to high density packaging • Available in non-inductive style (special “NI”) with Ayrton-Perry winding • Self-stacking hardware for horizontal or vertical placement • Mounting hardware functions as a heat sink allowing greater heat dissipation and less derating of stacked units • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL POWER RATING P25 °C W HISTORICAL MODEL FVOT10 FVOT10-NI FVOT15 FVOT15-NI FVOT20 FVOT20-NI FVOT-10 FVOT10-NI FVOT-15 FVOT15-NI FVOT-20 FVOT20-NI 10 15 20 RESISTANCE RANGE ±5% 1.0 to 15K 1.0 to 1.8K 1.0 to 26K 1.0 to 3.6K 1.0 to 71K 1.0 to 9.8K RESISTANCE RANGE ± 10 % 0.10 to 15K 1.0 to 1.8K 0.10 to 26K 1.0 to 3.6K 0.10 to 71K 1.0 to 9.8K WEIGHT (typical) g 0.41 0.47 0.74 TECHNICAL SPECIFICATIONS PARAMETER Temperature Coefficient Short Time Overload Dielectric Withstanding Voltage UNIT FVOT RESISTOR CHARACTERISTICS ppm/°C ± 260 for 20 and above, ± 400 for 1 to 20 , special TC’s available - 10 x rated power for 5 s VAC 1000, from terminal to mounting hardware Maximum Working Voltage V (P x R)1/2 Operating Temperature Range °C -55 to +350 GLOBAL PART NUMBER INFORMATION Global Part Numbering example: FVOT2011E25R00JE (visit www.vishay.com SAP parts manual for all options) F V O GLOBAL MODEL (6 digits) T 2 0 1 TERMINAL DESIGNATION (2 digits) TERMINAL FINISH (1 digit) 11 E = Lead (Pb)-free (See Standard Electrical Specifications Global Model column for options) 1 E 2 5 R 0 0 J E VALUE (5 digits) TOLERANCE (1 digit) PACKAGING CODE (1 digit) SPECIAL (up to 2 digits) R = Decimal K = Thousand 1R500 = 1.5 1K500 = 1.5 k J=±5% K = ± 10 % E = Lead (Pb)-free cell and bulk pack (Dash number) From 1 to 99 as applicable NI = Non-inductive Historical Part Number example: FVOT-20-25-5 % FVOT-20 25 5% HISTORICAL MODEL RESISTANCE VALUE TOLERANCE Revision: 03-Jun-15 SPECIAL Document Number: 31848 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 FVOT www.vishay.com Vishay Huntington DIMENSIONS in inches [millimeters] Distance center to center DIMENSIONS in inches [millimeters] A ± 0.063 [1.59] B ± 0.063 [1.59] C ± 0.031 [0.79] DDISTANCE CENTER TO CENTER (REF.) STANDARD TERMINAL DESIGNATION FVOT10 0.750 [19.05] 1.312 [33.32] 1.000 [25.40] 0.531 [13.49] 11 FVOT15 1.000 [25.40] 1.562 [31.75] 1.250 [31.75] 0.781 [19.84] 11 FVOT20 2.062 [52.37] 2.552 [64.83] 2.312 [58.72] 1.843 [46.81] 11 MODEL TERMINAL DIMENSIONS MATERIAL SPECIFICATIONS D Element: Copper-nickel alloy or nickel-chrome alloy, depending on resistance value G E Core: Ceramic, steatite or cordierite Style 11 F Coating: Special high temperature vitreous Standard Terminals: Tinned alloy 42 DIMENSIONS in inches [millimeters] DIMENSIONS STYLE 11 Terminal Bands: Alloy 42 Part Marking: HEI, model, wattage, value, tolerance, date code D 0.125 [3.18] E (HOLE DIAMETER) 0.081 [2.10] F 0.235 [5.97] NON-INDUCTIVE G 0.020 [0.51] Models of equivalent physical and electrical specifications are available with non-inductive (Ayrton-Perry) winding. They are identified by adding the letters “NI” to the end of the part number in the special section. For non-inductive models the maximum resistance values are lower, see Standard Electrical Specifications table. RATED POWER IN % DERATING 120 100 80 60 40 20 0 - 65 - 50 0 50 150 250 350 25 AMBIENT TEMPERATURE IN °C Revision: 03-Jun-15 Document Number: 31848 2 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 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. 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We confirm that all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU. Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000