ALSR, ALVR www.vishay.com Vishay Huntington Wirewound Resistors, Commercial Power, Silicone Coated, Axial Lead FEATURES • High temperature coating (> 350 °C) • All welded construction • Available with “vitreous like appearance” coating as ALVR • Available in non-inductive styles with AyrtonPerry winding for lowest reactive components, special “NI” • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS GLOBAL HISTORICAL MODEL MODEL POWER RATING (1) P25 °C W CHARACTERISTIC U +250 °C POWER RATING (1) P25 °C W CHARACTERISTIC V +350 °C RESISTANCE WEIGHT TOLERANCE (2) RANGE (typical) % g ALSR01 ALSR-1 1 - 0.10 to 6.37K 1, 3, 5, 10 0.27 ALVR01 ALVR-1 1 - 0.10 to 6.37K 1, 3, 5, 10 0.27 ALSR03 ALSR-3 3 - 0.10 to 12K 1, 3, 5, 10 0.68 0.68 ALVR03 ALVR-3 3 - 0.10 to 12K 1, 3, 5, 10 ALSR5A ALSR-5A 4 5 0.10 to 40.3K 1, 3, 5, 10 2.1 ALVR5A ALVR-5A 4 5 0.10 to 40.3K 1, 3, 5, 10 2.1 ALSR05 ALSR-5 5 7 0.10 to 58.5K 1, 3, 5, 10 3.2 ALVR05 ALVR-5 5 7 0.10 to 58.5K 1, 3, 5, 10 3.2 ALSR10 ALSR-10 7 10 0.10 to 92K 1, 3, 5, 10 4.9 ALVR10 ALVR-10 7 10 0.10 to 92K 1, 3, 5, 10 4.9 Notes (1) Vishay Huntington ALSR / ALVR models have two power ratings depending on operation temperature and stability requirements. Models not available for characteristic V are: ALSR01, ALVR01, ALSR03, and ALVR03. (2) Other tolerances may be available, contact factory. GLOBAL PART NUMBER INFORMATION Global Part Numbering example: ALSR0325R00FE12NI A L S R 0 3 2 5 R 0 0 F E 1 2 N I GLOBAL MODEL (6 digits) VALUE (5 digits) TOLERANCE (1 digit) PACKAGING (3 digits) SPECIAL (up to 2 digits) (see Standard Electrical Specifications Global Model column for options) R = decimal K = thousand 1R500 = 1.5 1K500 = 1.5 k F = ± 1.0 % H = ± 3.0 % J = ± 5.0 % K = ± 10.0 % E07 = tape / reel (ALSR5A / ALVR5A, ALSR05 / ALVR05) E08 = tape / reel (ALSR01 / ALVR01) E29 = tape / reel (ALSR10 / ALVR10) E48 = tape / reel (ALSR03 / ALVR03) E70 = tape / reel, 1K pieces (smaller than ALSR05 / ALVR05) E73 = tape / reel, 500 pieces E12 = bulk, 100 pc boxes (dash number) from 1 to 99 as applicable NI = non-inductive Historical Part Number example: ALSR-3-25-1 %-NI ALSR-3 25 1% NI HISTORICAL MODEL RESISTANCE VALUE TOLERANCE SPECIAL Revision: 18-Feb-16 Document Number: 31800 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 ALSR, ALVR www.vishay.com Vishay Huntington DIMENSIONS in inches [millimeters] 1.50 [38.10] min. ALSR01 ALVR01 ALSR03 ALVR03 ALSR5A ALVR5A ALSR05 ALVR05 ALSR10 ALVR10 LD DIMENSIONS in inches [millimeters] D ± 0.032 [0.813] 0.110 [2.79] 0.110 [2.79] 0.180 [4.57] 0.180 [4.57] 0.200 [5.08] 0.200 [5.08] 0.312 [7.92] 0.312 [7.92] 0.312 [7.92] 0.312 [7.92] L ± 0.032 [0.813] 0.406 [10.31] 0.406 [10.31] 0.500 [12.70] 0.500 [12.70] 0.920 [23.37] 0.920 [23.37] 0.875 [22.23] 0.875 [22.23] 1.730 [43.94] 1.730 [43.94] LD ± 0.002 [0.051] 0.020 [0.508] 0.020 [0.508] 0.032 [0.813] 0.032 [0.813] 0.032 [0.813] 0.032 [0.813] 0.032 [0.813] 0.032 [0.813] 0.032 [0.813] 0.032 [0.813] DERATING MATERIAL SPECIFICATIONS Element: copper-nickel alloy or nickel-chrome alloy, depending on resistance value Core: ceramic: steatite or alumina, depending on physical size End Caps: stainless steel Coating: special high temperature silicone or special formula of “vitreous like appearance” coating on ALVR Terminals: tinned Copper clad steel RATED POWER IN % GLOBAL MODEL D L 120 100 80 40 Characteristic U 20 0 Part Marking: HEI, model, value, tolerance, date code Characteristic V 60 - 50 - 65 0 50 100 25 150 200 250 300 350 AMBIENT TEMPERATURE IN °C TECHNICAL SPECIFICATIONS PARAMETER Temperature Coefficient Terminal Strength Dielectric Withstanding Voltage Operating Temperature Range Maximum Working Voltage UNIT ppm/°C lb VAC °C V RESISTOR CHARACTERISTICS ± 30 for 10 and above; ± 50 for 1 to 9.9 ; ± 90 for 0.5 to 0.99 10 minimum 500 for 1 W and 1000 for 3 W and above Characteristic U = -65 to +250, characteristic V = -65 to +350 (P x R)1/2 PERFORMANCE TEST Thermal Shock Short Time Overload Dielectric Withstanding Voltage Low Temperature Storage High Temperature Exposure Mechanical Shock Vibration Load Life Moisture Resistance Revision: 18-Feb-16 Rated power applied until thermally stable, then a minimum of 15 min at -55 °C 5x rated power (3 W and smaller), 10x rated power (4 W and larger) for 5 s TEST LIMITS (CHARACTERISTIC V) ± (2.0 % + 0.05 ) > R ± (2.0 % + 0.05 ) > R 500 VRMS, 1 min for 1 W and 1000 VRMS, 1 min for 3 W and above ± (0.1 % + 0.05 ) > R -65 °C for 24 h 250 h at U = +250 °C, V = +350 °C MIL-STD-202 method 213, 100 g’s for 6 ms, 10 shocks Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each 2000 h at rated power, +25 °C, 1.5 h “ON”, 0.5 h “OFF” MIL-STD-202 method 106, 7b not applicable ± (2.0 % + 0.05 ) > R ± (4.0 % + 0.05 ) > R ± (0.2 % + 0.05 ) > R ± (0.2 % + 0.05 ) > R ± (3.0 % + 0.05 ) > R ± (2.0 % + 0.05 ) > R CONDITIONS OF TEST Document Number: 31800 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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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. Revision: 13-Jun-16 1 Document Number: 91000