FST www.vishay.com Vishay Huntington Wirewound Resistor, Industrial Power, Silicone Coated, Fixed Tubular FEATURES * High temperature silicone coating * Complete welded construction * Available in non-inductive style (special "NI") with Ayrton-Perry winding * Tight tolerance of 5 % for values above 1 * Excellent stability in operation (< 3 % change resistance) * Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL HISTORICAL MODEL POWER RATING P25 C W FST005 FST005...NI FST010 FST010...NI FST20A FST020 FST020...NI FST025 FST025...NI FST25A FST25A...NI FST25B FST25B...NI FST050 FST050...NI FST50A FST50A...NI FST50B FST50B...NI FST075 FST075...NI FST75A FST75A...NI FST080 FST100 FST100...NI FST130 FST130...NI FST160 FST160...NI FST175 FST200 FST200...NI FST225 FST225...NI FST-5 FST-5-...-NI FST-10 FST-10-...-NI HL-15 FST-20 FST-20-...-NI FST-25 FST-25-...-NI FST-25A FST-25A-...-NI FST-25B FST-25B-...-NI FST-50 FST-50-...-NI FST-50A FST-50A-...-NI FST-50B FST-50B-...-NI FST-75 FST-75-...-NI FST-75A FST-75A-...-NI HL-80 FST-100 FST-100-...-NI FST-130 FST-130-...-NI FST-160 FST-160-...-NI HL-175 FST-200 FST-200-...-NI FST-225 FST-225-...-NI 5 5 12 12 15 20 20 25 25 30 30 30 30 50 50 60 60 70 70 75 75 90 90 80 100 100 130 130 175 175 175 225 225 225 225 Revision: 25-Sep-2020 RESISTANCE RANGE RESISTANCE RANGE 5% 10 % 1.0 to 20.5K 1.0 to 750 1.0 to 58K 1.0 to 3.9K 1.0 to 60K 1.0 to 95K 1.0 to 6.8K 1.0 to 115K 1.0 to 8.8K 1.0 to 56K 1.0 to 7.25K 1.0 to 49K 1.0 to 6.8K 1.0 to 112K 1.0 to 21.5K 1.0 to 145K 1.0 to 27.2K 1.0 to 170K 1.0 to 31.4K 1.0 to 276K 1.0 to 35K 1.0 to 238K 1.0 to 31K 1.0 to 190K 1.0 to 260K 1.0 to 48.5K 1.0 to 380K 1.0 to 70.2K 1.0 to 470K 1.0 to 105K 1.0 to 500K 1.0 to 645K 1.0 to 121K 1.0 to 645K 1.0 to 121K 0.1 to 20.5K 1.0 to 750 0.1 to 58K 1.0 to 3.9K 0.10 to 60K 0.1 to 95K 1.0 to 6.8K 0.1 to 115K 1.0 to 8.8K 0.1 to 56K 1.0 to 7.25K 0.1 to 49K 1.0 to 6.8K 0.1 to 112K 1.0 to 21.5K 0.1 to 145K 1.0 to 27.2K 0.1 to 170K 1.0 to 31.4K 0.1 to 276K 1.0 to 35K 0.1 to 238K 1.0 to 31K 0.10 to 190K 0.1 to 260K 1.0 to 48.5K 0.1 to 380K 1.0 to 70.2K 0.1 to 470K 1.0 to 105K 0.10 to 500K 0.1 to 645K 1.0 to 121K 0.1 to 645K 1.0 to 121K WEIGHT (typical) g 4.60 4.60 6.7 6.7 8.64 12.57 12.57 20.7 20.7 20.7 20.7 14.5 14.5 42.1 42.1 65.6 65.6 60.0 60.0 98.5 98.5 64.8 64.8 121.58 91.4 91.4 192.4 192.4 250.8 250.8 250.8 310.0 310.0 310.0 310.0 Document Number: 31840 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 FST www.vishay.com Vishay Huntington GLOBAL PART NUMBER INFORMATION Global Part Numbering Example: FST02506E25R00JE (visit www.vishay.net SAP parts manual for all options) F S T 0 2 5 0 6 E 2 5 R 0 0 J E GLOBAL MODEL (6 digits) TERMINAL DESIGNATION (2 digits) TERMINAL FINISH (1 digit) VALUE (5 digits) TOLERANCE (1 digit) PACKAGING CODE (1 digit) SPECIAL (up to 2 digits) (see Standard Electrical Specifications Global Model column for options) 02, 05, 06, 14, 15, 20 FC = ferrule cap E = lead (Pb)-free R = decimal K = thousand 1R500 = 1.5 1K500 = 1.5 k J=5% K = 10 % E = lead (Pb)-free bulk pack (dash number) from 1 to 99 as applicable 91 = 100 style horizontal high bracket 92 = 200 style push-in bracket 93 = 300 style thru-bolt bracket CT = center tap NI = non-inductive NP = non-inductive + 92 style push-in bracket NH = non-inductive + 91 style horizontal bracket NV = non-inductive + style vertical bracket Historical Part Number Example: FST-25-25-5 % FST-25 25 5% HISTORICAL MODEL RESISTANCE VALUE TOLERANCE Revision: 25-Sep-2020 SPECIAL Document Number: 31840 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 FST www.vishay.com Vishay Huntington DIMENSIONS in inches (millimeters) TERMINAL SETBACK DISTANCE CENTER TO CENTER A O.D. I.D. LENGTH CORE DIMENSIONS MODEL FST005 FST010 FST020 FST20A FST025 FST25A FST25B FST050 FST50A FST50B FST075 FST75A FST080 FST100 FST130 FST160 FST175 FST200 FST225 A MAX. LENGTH 0.406 (10.31) 0.406 (10.31) 0.563 (14.30) 0.563 (14.30) 0.688 (17.48) 0.906 (23.01) 0.770 (19.56) 0.688 (17.48) 0.906 (23.01) 0.906 (23.01) 0.688 (17.48) 0.906 (23.01) 1.313 (33.34) 0.906 (23.01) 1.313 (33.35) 1.313 (33.35) 1.313 (33.34) 1.313 (33.35) 1.000 (25.40) 1.750 (44.45) 2.000 (50.8) 2.000 (50.8) 2.000 (50.8) 2.000 (50.8) 2.000 (50.8) 4.000 (101.6) 4.000 (101.6) 4.500 (114.3) 6.000 (152.4) 6.000 (152.4) 4.000 (101.6) 6.500 (165.1) 6.500 (165.1) 8.500 (215.9) 8.500 (215.9) 10.500 (266.7) O.D. 0.031 (0.79) 0.313 (7.95) 0.313 (7.95) 0.438 (11.13) 0.438 (11.11) 0.563 (14.30) 0.750 (19.05) 0.625 (15.88) 0.563 (14.30) 0.750 (19.05) 0.750 (19.05) 0.563 (14.30) 0.750 (19.05) 1.125 (28.58) 0.750 (19.05) 1.125 (28.58) 1.125 (28.58) 1.125 (28.58) 1.125 (28.58) I.D. 0.031 (0.79) 0.188 (4.78) 0.188 (4.78) 0.260 (6.60) 0.313 (7.94) 0.313 (7.95) 0.500 (12.70) 0.453 (11.51) 0.313 (7.95) 0.500 (12.70) 0.547 (13.89) 0.313 (7.95) 0.500 (12.70) 0.750 (19.05) 0.500 (12.70) 0.750 (19.05) 0.750 (19.05) 0.750 (19.05) 0.750 (19.05) TERMINAL SETBACK 0.031 (0.79) DISTANCE CENTER TO CENTER (REF.) 0.094 (2.39) 0.094 (2.39) 0.094 (2.39) 0.094 (2.38) 0.094 (2.39) 0.094 (2.39) 0.094 (2.39) 0.094 (2.39) 0.062 (1.57) 0.125 (3.18) 0.094 (2.39) 0.094 (2.39) 0.219 (5.56) 0.125 (3.18) 0.282 (7.16) 0.267 (6.78) 0.219 (5.56) 0.266 (6.76) 0.625 (15.88) 1.375 (34.93) 1.625 (41.28) 1.625 (41.28) 1.562 (39.67) 1.562 (39.67) 1.562 (39.67) 3.562 (90.47) 3.626 (92.10) 4.000 (101.60) 5.562 (141.27) 5.562 (141.27) 2.812 (71.42) 6.000 (152.40) 5.374 (136.50) 7.404 (188.06) 7.312 (185.72) 9.406 (238.91) TERMINAL DESIGNATION STANDARD OPTIONAL (QUICK CONNECT) 05 14 05 14 02 14 02 14 06 15 06 15 06 15 06 15 06 15 06 15 06 15 06 15 20 15 06 15 20 15 20 15 20 15 20 15 TERMINAL DIMENSIONS in inches (millimeters) DIMENSIONS A D C Style 02, 05, 06, and 20 A D WIDTH A C HEIGHT B B Styles 14 and 15 B DIAMETER C THICKNESS D Revision: 25-Sep-2020 20 0.375 (9.53) 0.562 (14.07) 0.204 (5.18) 0.020 (0.51) 02 0.188 (4.76) 0.393 (9.98) 0.133 (3.38) 0.020 (0.51) TERMINAL STYLE 05 06 14 15 0.188 0.250 0.188 0.250 (4.76) (6.35) (4.76) (6.35) 0.393 0.500 0.563 0.594 (9.98) (12.70) (14.29) (15.08) 0.133 0.172 0.050 0.065 (3.38) (4.36) (1.27) (1.65) 0.020 0.020 0.020 0.031 (0.51) (0.51) (0.51) (0.79) Document Number: 31840 3 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 FST www.vishay.com Vishay Huntington DIMENSIONS in inches (millimeters) MOUNTING HARDWARE AVAILABLE BRACKET TYPES BY MODEL GLOBAL MODEL 91 = 100 STYLE HORIZONTAL 1 HIGH BRACKET 92 = 200 STYLE PUSH-IN BRACKET n/a 202 FST005 91 = 100 Style Horizontal 1 High Bracket 93 = 300 STYLE THRU-BOLT BRACKET B C Core length plus "X" n/a FST010 101 202 301 FST020 101 203 301 BRACKET TYPE 101 102 FST20A 101 203 301 FST025 102 204 301 FST25A 102 206 302 FST25B 102 205 301 FST050 102 204 302 FST50A 102 206 302 103 X Y Z H 1.063 (26.99) 1.063 (26.99) 1.063 (26.99) 0.500 (12.70) 0.750 (19.05) 1.250 (31.75) 0.950 (24.13) 0.859 (21.83) 1.000 (25.40) 1.000 (25.40) 1.250 (31.75) 1.500 (38.10) 102 208 302 MOUNTING SLOT 0.219 x 0.438 (5.56 x 11.11) 0.219 x 0.438 (5.56 x 11.11) 0.281 x 0.563 (7.14 x 14.29) C B 0.750 (19.05) 0.750 (19.05) 0.927 (23.55) 1.375 (34.93) 1.750 (44.45) 2.125 (53.98) 92 = 200 Style Push-In Bracket Z BRACKET TYPE 202 FST075 102 204 301 FST75A 102 206 302 204 FST100 102 206 302 205 FST130 103 207 302 206 FST175 103 207 303 FST200 103 207 303 FST225 103 207 303 203 207 208 H Core length plus "X" Y FST50B H 0.046 (1.17) X H Y Z 0.478 (12.14) 0.583 (14.80) 0.700 (17.78) 0.846 (21.49) 0.846 (21.49) 0.700 (17.78) 0.846 (21.49) 0.250 (6.35) 0.580 (14.73) 0.578 (14.68) 0.800 (20.32) 0.800 (20.62) 1.125 (28.58) 0.800 (20.62) 0.125 (3.175) 0.188 (4.78) 0.250 (6.35) 0.375 (9.53) 0.375 (9.53) 0.500 (12.70) 0.375 (9.53) 0.375 (9.53) 0.460 (11.68) 0.500 (12.70) 0.600 (15.24) 0.600 (15.24) 0.687 (17.45) 0.600 (15.24) HOLE (DIA.) 0.170 (4.32) 0.115 (2.92) 0.156 (3.96) 0.343 x 0.213 (8.71 x 5.46) 0.343 x 0.213 (8.71 x 5.46) 0.250 x 0.188 (6.35 x 4.78) 0.343 x 0.213 (8.71 x 5.46) 93 = 300 Style Thru-Bolt Bracket BRACKET TYPE 301 302 303 Revision: 25-Sep-2020 X (APPROXIMATE) 0.373 (9.47) 0.271 (6.88) 0.463 (11.76) THREAD 8 to 32 8 to 32 1/4 to 20 Document Number: 31840 4 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 FST www.vishay.com Vishay Huntington TECHNICAL SPECIFICATIONS PARAMETER UNIT Power Rating W 5 to 225 Resistance Range 0.1 to 645K Resistance Tolerance RESISTOR CHARACTERISTICS % 5 Temperature Coefficient ppm/C 260 for 20 and above, 400 for 1 to 19.99 Operating Temperature C -55 C to 350C Temperature Rise C 325 C above an ambient of 25 C Maximum Altitude f.a.s.l. 10 000 - 10x rated power for 5 s Short-Term Overload Surge Windings Available Maximum Working Voltage (P x R)0.5 - Insulation Resistance Dielectric Voltage 1M VRMS 1000 VAC Creepage Varies by wattage, see "Terminal Setback" in Dimensions table Terminal Sleeves n/a Inductance H Varies by wattage and resistance Non-Inductive Winding Available Terminal Strength lb 10 lbs Electrical or Mechanical Customization Contact factory: ww2dresistors@vishay.com MATERIAL SPECIFICATIONS Element Copper-nickel alloy or nickel-chrome alloy, depending on resistance value Core Cordierite, steatite Coating Special high temperature silicone Standard Terminals Tinned alloy 42 Optional Terminals Alloy 42 Terminal Bands Alloy 42 Part Marking HEI, model, wattage, value, tolerance, date code NON-INDUCTIVE 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 0 50 100 150 200 250 300 350 25 AMBIENT TEMPERATURE IN C Revision: 25-Sep-2020 Document Number: 31840 5 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 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. 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Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. (c) 2021 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED Revision: 01-Jan-2021 1 Document Number: 91000