FSOT, FSOTXX Flat www.vishay.com Vishay Huntington Wirewound Resistors, Industrial Power, Flat FEATURES High temperature silicon coating Mounting accommodations ideally suited to high density packaging Self-stacking hardware for horizontal or vertical placement Withstands high vibrations without loosening 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 RESISTANCE RESISTANCE POWER RATING WEIGHT RANGE RANGE GLOBAL MODEL HISTORICAL MODEL P (typical) 25 C W g 5 % 10 % FSOT10 FSOT-10 1.0 to 15K 0.10 to 15K 10 0.41 FSOT10-NI FSOT-10-NI 1.0 to 1.8K 1.0 to 1.8K FSOT15 FSOT-15 1.0 to 26K 0.10 to 26K 15 0.47 FSOT15-NI FSOT-15-NI 1.0 to 3.6K 1.0 to 3.6K FSOT20 FSOT-20 1.0 to 71K 0.10 to 71K 20 0.74 FSOT20-NI FSOT-20-NI 1.0 to 9.8K 1.0 to 9.8K FSOT3014 / FSOT3016 HL-24-09 / HL-24-16 1.0 to 11K 0.10 to 11K 30 20.14 FSOT3015 / FSOT3017 NHL-24-09 / NHL-24-16 1.0 to 1.2K 1.0 to 1.2K FSOT4014 / FSOT4016 HL-40-09 / HL-40-16 1.0 to 26K 0.10 to 26K 40 30.07 FSOT4015 / FSOT4017 NHL-40-09 / NHL-40-16 1.0 to 3K 1.0 to 3K FSOT5514 / FSOT5516 HL-55-09 / HL-55-16 1.0 to 54K 0.10 to 54K 55 51.25 FSOT5515 / FSOT5517 NHL-55-09 / NHL-55-16 1.0 to 6.8K 1.0 to 6.8K FSOT7014 / FSOT7016 HL-70-09 / HL-70-16 1.0 to 77K 0.10 to 77K 70 60.48 FSOT7015 / FSOT7017 NHL-70-09 / NHL-70-16 1.0 to 9.4K 1.0 to 9.4K FSOT9514 / FSOT9516 HL-95-09 / HL-95-16 1.0 to 99.9K 0.10 to 99.9K 95 76.51 FSOT9515 / FSOT9517 NHL-95-09 / NHL-95-16 1.0 to12.4K 1.0 to 12.4K TECHNICAL SPECIFICATIONS PARAMETER UNIT FSOT, FSOTXX FLAT RESISTOR CHARACTERISTICS Temperature coefficient ppm/C 90 for 0.1 to 0.99 50 for 1 to 9.9 30 for 10 and above Dielectric withstanding voltage V 1000, from terminal to mounting hardware AC Short time overload - 10 x rated power for 5 s 1/2 Maximum working voltage V (P x R) Insulation resistance 1000 M minimum dry, 100 M minimum after moisture test Operating temperature range C -55 to +350 Revision: 04-Mar-2020 Document Number: 30337 1 For technical questions, contact: ww2dresistors vishay.com 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 FSOT, FSOTXX Flat www.vishay.com Vishay Huntington GLOBAL PART NUMBER INFORMATION Global Part Numbering Example: FSOT3009E10R00JE14 F SO T 3 0 0 9 E 10 R 0 0 JE 1 4 TERMINAL TERMINAL RESISTANCE GLOBAL MODEL DESIGNATION FINISH VALUE TOLERANCE PACKAGING CODE SPECIAL (6 digits) (2 digits) (1 digit) (5 digits) FSOT30 09 E = lead R = decimal J = 5.0 % E = lead (Pb)-free cell (dash number) (see Standard 16 (Pb)-free K = thousand K = 10.0 % and bulk pack (up to 2 digits) Electrical 11 (only FSOT10, 10R00 = 10.0 From 1 to 99 Specifications FSOT15, FSOT20) 1K500 = 1.5 k as applicable table above for leave empty if additional P/Ns) 11 terminal NI = non-inductive (11 terminal only) 14 = standard, 09 terminal 15 = non-inductive, 09 terminal 16 = standard, 16 terminal 17 = non-inductive, 16 terminal DIMENSIONS in inches millimeters FSOT10 / FSOT15 / FSOT20 FSOT...XX FLAT 30 / 40 / 55 / 70 / 95 Distance center Distance center to center to center 0.126 (3.20) sla. typ. 0.625 (15.88) 0.412 (10.46) max. 0.375 (9.52) 1.188 (30.16) max. 0.594 (15.080) A A 0.196 (4.98) dia. typ. B B 0.343 (8.71) max. 0.250 (6.35) 0.563 0.030 0.438 0.030 (14.29 0.794) (11.11 0.794) C C 0.218 (5.54) dia. typ. 0.313 (7.94) dia. A B C DISTANCE TERMINAL DESIGNATION MODEL 0.063 0.063 0.031 CENTER TO CENTER STANDARD OPTIONAL 1.59 1.59 0.79 (ref.) 0.750 1.3125 1.000 0.531 FSOT10 11E - 19.05 33.34 25.40 13.49 1.000 1.5625 1.250 0.781 FSOT15 11E - 25.40 31.75 19.84 39.69 2.062 2.625 2.313 1.843 FSOT20 11E - 52.37 66.68 58.75 46.81 1.250 2.500 2.000 0.718 FSOT30...XX 09E 16E 31.75 63.50 50.80 18.24 2.000 3.250 2.750 1.468 FSOT40...XX 09E 16E 50.80 82.55 69.85 37.29 3.500 4.750 4.250 2.968 FSOT55...XX 09E 16E 88.90 120.65 107.95 75.39 4.750 6.000 5.500 4.218 FSOT70...XX 09E 16E 120.65 152.40 139.70 107.14 6.000 7.250 6.750 5.468 FSOT95...XX 09E 16E 152.40 184.15 171.45 138.89 Revision: 04-Mar-2020 Document Number: 30337 2 For technical questions, contact: ww2dresistors vishay.com 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