FSOT…XX 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 POWER RATING RESISTANCE RESISTANCE WEIGHT GLOBAL HISTORICAL P RANGE  RANGE  (typical) MODEL MODEL 25 °C W ± 5 % ± 10 % g FSOT30…14 / FSOT30…16 HL-24-09 / HL-24-16 1.0 to 11K 0.10 to 11K 30 20.14 FSOT30…15 / FSOT30…17 NHL-24-09 / NHL-24-16 1.0 to 1.2K 1.0 to 1.2K FSOT40…14 / FSOT40…16 HL-40-09 / HL-40-16 1.0 to 26K 0.10 to 26K 40 30.07 FSOT40…15 / FSOT40…17 NHL-40-09 / NHL-40-16 1.0 to 3K 1.0 to 3K FSOT55…14 / FSOT55…16 HL-55-09 / HL-55-16 1.0 to 54K 0.10 to 54K 55 51.25 FSOT55…15 / FSOT55…17 NHL-55-09 / NHL-55-16 1.0 to 6.8K 1.0 to 6.8K FSOT70…14 / FSOT70…16 HL-70-09 / HL-70-16 1.0 to 77K 0.10 to 77K 70 60.48 FSOT70…15 / FSOT70…17 NHL-70-09 / NHL-70-16 1.0 to 9.4K 1.0 to 9.4K FSOT95…14 / FSOT95…16 HL-95-09 / HL-95-16 1.0 to 99.9K 0.10 to 99.9K 95 76.51 FSOT95…15 / FSOT95…17 NHL-95-09 / NHL-95-16 1.0 to12.4K 1.0 to 12.4K TECHNICAL SPECIFICATIONS PARAMETER UNIT FSOT…XX 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 Maximum Working Voltage V (P x R)1/2 Insulation Resistance  1000 M minimum dry, 100 M minimum after moisture test Operating Temperature Range °C -55 to +350 GLOBAL PART NUMBER INFORMATION Global Part Numbering example: FSOT3009E10R00JE14 F S O T 3 0 0 9 E 1 0 R 0 0 J E 1 4 GLOBAL TERMINAL TERMINAL RESISTANCE TOLERANCE PACKAGING CODE SPECIAL MODEL DESIGNATION FINISH VALUE FSOT30 09 E = lead R = decimal J = ± 5.0 % E = lead (Pb)-free cell and (dash number) (see “Standard 16 (Pb)-free K = thousand K = ± 10.0 % bulk pack (up to 2 digits) Electrical 10R00 = 10.0  from 1 to 99 Specifications” 1K000 = 1 k as applicable 14 = standard, table above for 09 terminal additional P/N’s) 15 = non-inductive, 09 terminal 16 = standard, 16 terminal 17 = non-inductive, 16 terminal Revision: 20-Sep-16 1 Document Number: 30337 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…XX Flat www.vishay.com Vishay Huntington DIMENSIONS in inches [millimeters] TERMINAL DIMENSIONS TYPE FSOT…XX FLAT STYLE A D A D 0.625 [15.88] C C 1.188 [30.16] 0.594 [15.08] Style 09 B Style 16 B max. DIMENSIONS in inches [millimeters] A 0.196 [4.98] Dia. typ. DIMENSION STYLE 09 STYLE 16 B 0.188 0.188 0.563 ± 0.030 A 0.438 ± 0.030 [4.76] [4.76] [14.29 ± 0.794] [11.11 ± 0.794] 0.500 0.563 C B 0.313 [7.94] Dia. [12.70] [14.29] 0.104 0.050 DIMENSIONS in inches [millimeters] C [2.64] [1.27] DISTANCE TERMINAL MODEL ± 0A.063 ± 0B.063 ± 0C.031 TBEERTMWINEAELNS DESIGNATION D 0[0..05210] 0[0..05210] [1.59] [1.59] [0.79] (ref.) STANDARD OPTIONAL 1.250 2.500 2.000 0.718 TERMINAL FINISH FSOT30 09E 16E [31.75] [63.50] [50.80] [18.24] “E” Finish - 100 % Sn coated steel. 2.000 3.250 2.750 1.468 FSOT40 09E 16E [50.80] [82.55] [69.85] [37.29] NON-INDUCTIVE FSOT55 3.500 4.750 4.250 2.968 09E 16E Models of equivalent physical and electrical specifications [88.90] [120.65] [107.95] [75.39] are available with non-inductive (Aryton-Perry) winding. For 4.750 6.000 5.500 4.218 non-inductive models, maximum resistance values are FSOT70 09E 16E [120.65] [152.40] [139.70] [107.14] lower, see STANDARD ELECTRICAL SPECIFICATIONS 6.000 7.250 6.750 5.468 table. FSOT95 09E 16E [152.40] [184.15] [171.45] [138.89] DERATING POWER RATING Vm25iso4hu.a0ny tmi nFmgS Ohxo T1r i.z0fol2an tm tarmellys] issttotoe re1 l0 wp"a latxtt ae1g i0en" 2rxa5 t i°0nC.g0 sa4 m"a br[e2ie 5nb4ta. 0ws emitdhm no onx % N I R E W 112000 aEirX fCloLwU. SIVE BRACKET DESIGN ET A R O P D 8600 Mounting strap fits snugly through resistor core and is bound against unit by two eccentric spacers. The bracket 40 eliminates expensive cements and improves heat transfer and power handling capabilities. 20 MATERIAL SPECIFICATIONS 0 - 65- 50 0 50 150 250 350 Element: copper-nickel alloy of nickel-chrome alloy, 25 depending on resistance value AMBIENT TEMPERATURE IN ° C Core: ceramic, steatite Derating is required for ambient temperatures above 25 °C Coating: special high temperature silicone per the above graph. Standard Terminals: model “E” terminals are tinned steel Terminal Bands: steel Part Marking: HEI, model, wattage, value, tolerance, date code PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal Shock Rated power applied until thermally stable,then a minimum of 15 min at -55 °C ± (2.0 % + 0.05 ) R Short Time Overload 10x rated power for 5 s ± (2.0 % + 0.05 ) R Dielectric Withstanding Voltage 1000 VRMS, 1 min ± (0.1 % + 0.05 ) R Low Temperature Storage -55 °C for 24 h ± (2.0 % + 0.05 ) R High Temperature Exposure 250 h at + 350 °C ± (2.0 % + 0.05 ) R Moisture Resistance MIL-STD-202 Method 106, 7b not applicable ± (2.0 % + 0.05 ) R Shock, Specified Pulse MIL-STD-202 Method 213, 100 g's for 6 ms, 10 shocks ± (0.2 % + 0.05) R Vibration, High Frequency Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each ± (0.2 % + 0.05 ) R Load Life 1000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF” ± (3.0 % + 0.05 ) R Revision: 20-Sep-16 2 Document Number: 30337 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

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