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www.vishay.com Vishay Huntington Revision: 23-Sep-2020 1 Document Number: 31852 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 Wirewound Resistors, Industrial Power, Silicone Coated, Adjustable Tubular

FEATURES

  • High temperature silicone coating
  • Complete welded construction
  • Tight tolerance of 5 % for values above 1 
  • Excellent stability in operation (< 3 % change in resistance)
  • Material categorization: for definitions of co mpliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL HISTORICAL MODEL POWER RATING P25 °C W RESISTANCE RANGE RESISTANCE RANGE WEIGHT (typical) g ± 5 % ± 10 % AST020 AST-20 20 1.0 to 18K 1.0 to 18K 12.57 AST20A HLA-15 15 1.0 to 60K 0.10 to 60K 8.64 AST025 AST-25 25 1.0 to 26K 1.0 to 26K 20.72 AST25A AST-25A 30 1.0 to 30K 1.0 to 30K 20.72 AST25B AST-25B 30 1.0 to 24K 1.0 to 24K 14.25 AST050 AST-50 50 1.0 to 54K 1.0 to 54K 42.08 AST50A AST-50A 60 1.0 to 75K 1.0 to 75K 65.64 AST75A AST-75A 90 1.0 to 114K 1.0 to 114K 183.82 AST080 HLA-80 80 1.0 to 111K - 121.58 AST100 AST-100 100 1.0 to 131K 1.0 to 131K 91.37 AST130 AST-130 130 1.0 to 192K 1.0 to 192K 192.36 AST160 AST-160 175 1.0 to 398K 1.0 to 398K 250.8 AST175 HLA-175 175 1.0 to 398K 1.0 to 398K 250.8 AST200 AST-200 225 1.0 to 337K 1.0 to 337K 309.97 AST225 AST-225 225 1.0 to 337K 1.0 to 337K 309.97

www.vishay.com Vishay Huntington Revision: 23-Sep-2020 2 Document Number: 31852 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 GLOBAL PART NUMBER INFORMATION Global Part Numbering Example: AST0250625R00JE (visit www.vishay.net SAP parts manual for all options) 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) 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 cell and 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: AST-25-25-5 % AST-25 25  5 % HISTORICAL MODEL RESISTANCE VALUE TOLERANCE SPECIAL ST02506 E25R0 0A J E

www.vishay.com Vishay Huntington Revision: 23-Sep-2020 3 Document Number: 31852 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 Note

  • Dimensions are for reference only. Dimensions indicated are without coating DIMENSIONS in inches (millimeters) MODEL A (MAX.) CORE DIMENSIONS TERMINAL SETBACK ± 0.031 (0.79) DISTANCE BETWEEN TERMINALS (REF.) DISTANCE CENTER TO CENTER QUICK CONNECT (REF.) TERMINAL DESIGNATION SLIDER MODEL NUMBERLENGTH O.D. ± 0.031 (0.79) I.D. ± 0.031 (0.79) STANDARD OPTIONAL (QUICK CONNECT) AST010 AST012 0.406 (10.31) 1.750 (44.45) 0.313 (7.95) 0.188 (4.78) 0.094 (2.39) 1.375 (34.93) 1.312 (33.32) 05 14 70 AST020 0.563 (14.30) 2.000 (50.8) 0.438 (11.13) 0.260 (6.60) 0.094 (2.39) 1.625 (41.28) 1.562 (39.67) 02 14 70 AST20A 0.563 (14.30) 2.000 (50.8) 0.438 (11.11) 0.313 (7.94) 0.094 (2.38) 1.625 (41.28) 1.625 (41.28) 02 14 70 AST025 0.668 (17.48) 2.000 (50.8) 0.563 (14.30) 0.313 (7.95) 0.094 (2.39) 1.562 (39.67) 1.500 (38.10) 06 15 71 AST25A 0.906 (23.01) 2.000 (50.8) 0.750 (19.05) 0.500 (12.7) 0.094 (2.39) 1.562 (39.67) 1.500 (38.10) 06 15 72 AST25B 0.770 (19.56) 2.000 (50.8) 0.625 (15.88) 0.453 (11.51) 0.094 (2.39) 1.562 (39.67) -0 6 1 5 7 1 AST050 0.688 (17.48) 4.000 (101.6) 0.563 (14.30) 0.313 (7.95) 0.094 (2.39) 3.562 (90.47) 3.500 (88.90) 06 15 71 AST50A 0.906 (23.01) 4.000 (101.6) 0.750 (19.05) 0.500 (12.70) 0.062 (1.57) 3.626 (92.10) 3.563 (90.51) 06 15 71 AST50B 0.906 (23.01) 4.500 (114.3) 0.750 (19.05) 0.547 (13.89) 0.125 (3.18) 4.000 (101.60) 3.938 (100.01) 06 15 72 AST075 0.688 (17.48) 6.000 (152.4) 0.563 (14.30) 0.313 (7.95) 0.094 (2.39) 5.562 (141.27) 4.500 (114.29) 06 15 71 AST75A 0.906 (23.01) 6.000 (152.4) 0.750 (19.05) 0.500 (12.70) 0.094 (2.39) 5.562 (141.27) 5.500 (139.70) 06 15 72 AST080 1.313 (33.34) 4.000 (101.6) 1.125 (28.58) 0.750 (19.05) 0.219 (5.56) 3.187 (80.95) 3.250 (82.54) 20 15 73 AST100 0.906 (23.01) 6.500 (165.1) 0.750 (19.05) 0.500 (12.70) 0.125 (3.18) 6.000 (152.40) 5.938 (150.81) 06 15 72 AST130 1.313 (33.35) 6.500 (165.1) 1.125 (28.58) 0.750 (19.05) 0.282 (7.16) 5.561 (141.25) 5.624 (142.84) 20 15 73 AST160 1.313 (33.35) 8.500 (215.9) 1.125 (28.58) 0.750 (19.05) 0.267 (6.78) 7.593 (192.86) 4.656 (118.25) 20 15 73 AST175 1.313 (33.34) 8.500 (215.9) 1.125 (28.58) 0.750 (19.05) 0.219 (5.56) 7.687 (195.25) 7.750 (196.85) 20 15 73 AST200 AST225 1.313 (33.35) 10.500 (266.7) 1.125 (28.58) 0.750 (19.05) 0.266 (6.76) 9.593 (243.66) 9.656 (245.26) 20 15 73 TERMINAL DIMENSIONS in inches (millimeters) DIMENSIONS TERMINAL STYLE 20 02 05 06 14 15 WIDTH A 0.375 (9.53) 0.188 (4.76) 0.188 (4.76) 0.250 (6.35) 0.188 (4.76) 0.250 (6.35) HEIGHT B 0.594 (15.09) 0.413 (10.49) 0.583 (14.81) 0.500 (12.70) 0.583 (14.81) 0.657 (16.69) DIAMETER C 0.204 (5.18) 0.133 (3.38) 0.133 (3.38) 0.172 (4.36) 0.050 (1.27) 0.065 (1.65) THICKNESS D 0.032 (0.81) 0.020 (0.51) 0.020 (0.51) 0.020 (0.51) 0.020 (0.51) 0.032 (0.81) A O.D. I.D. TERMINAL SETBACK DISTANCE CENTER TO CENTER LENGTH D Styles 14 and 15 B A C B D C A Style 02, 05, 06, and 20

www.vishay.com Vishay Huntington Revision: 23-Sep-2020 4 Document Number: 31852 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 Note (1) Order HEI slider with global part number MOUNTING HARDWARE FOR AVT PRODUCTS - Dimensions in inches (millimeters) 91 = 100 Style Horizontal 1 High Bracket 92 = 200 Style Push-In Bracket 93 = 300 Style Thru-Bolt Bracket AVT SLIDERS-DIMENSIONS in inches (millimeters) GLOBAL PART NUMBER (1) (RoHS-COMPLIANT) GLOBAL PART NUMBER FOR EXTRA SLIDERS SLIDER MODEL TYPE DIMENSIONS WIDTH HEIGHT HOLE DIAMETER 75008603E29 AST025, AST25B, AST050, AST50A, AST075 75008604E29 AST25A, AST50B, 75008605E29 AST130, AST160, Height Hole dia. Width BRACKET TYPE XYZH MOUNTING SLOT CB 101 1.063 (26.99) 0.500 (12.70) 0.950 (24.13) 1.000 (25.40) 0.219 x 0.438 (5.56 x 11.11) 0.750 (19.05) 1.375 (34.93) 102 1.063 (26.99) 0.750 (19.05) 0.859 (21.83) 1.250 (31.75) 0.219 x 0.438 (5.56 x 11.11) 0.750 (19.05) 1.750 (44.45) 103 1.063 (26.99) 1.250 (31.75) 1.000 (25.40) 1.500 (38.10) 0.281 x 0.563 (7.14 x 14.29) 0.927 (23.55) 2.125 (53.98) BRACKET TYPE XHYZ HOLE (DIA.) 202 0.478 (12.14) 0.250 (6.35) 0.125 (3.175) 0.375 (9.53) 0.170 (4.32) 203 0.583 (14.80) 0.580 (14.73) 0.188 (4.78) 0.460 (11.68) 0.115 (2.92) 204 0.700 (17.78) 0.578 (14.68) 0.250 (6.35) 0.500 (12.70) 0.156 (3.96) 205 0.846 (21.49) 0.800 (20.32) 0.375 (9.53) 0.600 (15.24) 0.343 x 0.213 (8.71 x 5.46) 206 0.846 (21.49) 0.800 (20.62) 0.375 (9.53) 0.600 (15.24) 0.343 x 0.213 (8.71 x 5.46) 207 0.700 (17.78) 1.125 (28.58) 0.500 (12.70) 0.687 (17.45) 0.250 x 0.188 (6.35 x 4.78) 208 0.846 (21.49) 0.800 (20.62) 0.375 (9.53) 0.600 (15.24) 0.343 x 0.213 (8.71 x 5.46) 0.046 (1.17) C Core length plus “X” H B Z H Y Core length plus “X” BRACKET TYPE X (APPROXIMATE) THREAD 301 0.373 (9.47) 8 to 32 302 0.271 (6.88) 10 to 32 303 0.463 (11.76) 1/4 to 20 MOUNTING HARDWARE GLOBAL MODEL AVAILABLE BRACKET TYPES BY MODEL 91 = 100 STYLE HORIZONTAL

1 HIGH

92 = 200 STYLE PUSH-IN BRACKET 93 = 300 STYLE THRU-BOLT BRACKET AST010 101 202 301 AST012 101 202 301 AST020 101 N/A 301 AST20A 101 203 301 AST025 102 204 301 AST25A 102 206 302 AST25B 102 205 301 AST050 102 204 302 AST50A 102 206 302 AST50B 102 208 302 AST075 102 204 301 AST75A 102 206 302 AST080 103 207 303 AST100 102 206 302 AST130 103 207 302 AST160 103 207 303 AST175 103 207 303 AST200 103 207 303 AST225 103 207 303

www.vishay.com Vishay Huntington Revision: 23-Sep-2020 5 Document Number: 31852 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 TECHNICAL SPECIFICATIONS PARAMETER UNIT RESISTOR CHARACTERISTICS Power Rating W 12 to 225 Resistance Range  1 to 398K Resistance Tolerance % 5, 10 Temperature Coefficient ppm/°C ± 260 for 20  and above, ± 400 for 1  to 19.99  Operating Temperature °C -55 °C to 350 °C Temperature Rise °C 325 °C above an ambient of 25 °C Maximum Altitude f.a.s.l. 10 000 Short-Term Overload - 10x rated power for 5 s Surge Windings Available Maximum Working Voltage - (P x R) 0.5 Insultation Resistance  1M Dielectric Voltage V RMS 1000 VAC from terminal to mounting hardware Creepage Varies by wattage, see “Terminal Setback” in Dimensions table Terminal Sleeves n/a Inductance μH 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 DERATING AMBIENT TEMPERATURE IN °C 120 100 RATED POWER IN % 0 300 25020015010050 350

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