MCR www.vishay.com Vishay Milwaukee Wirewound Resistors, Industrial Power, Tubular, Metal Case, MCRL FEATURES • High power to size ratio • Flameproof inorganic compound • All welded construction • Heat sink mountable to steel panel at least 10" x 10" x 0.04" (254 mm x 254 mm x 1.02 mm) • Heat transfer increased by use of thermally conductive grease or epoxy • Wirewound • Material categorization: For definitions of compliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL HISTORICAL MODEL POWER RATING WITH HEAT SINK W POWER RATING WITHOUT HEAT SINK W RESISTANCE RANGE Ω TOLERANCE ±% TERMINAL STYLE MCRL0045 12M16 45 20 1.1 to 2750 5, 10 A MCRL0070 12M40 70 40 0.2 to 22K 5, 10 H MCRL0100 12M59 100 50 0.2 to 66K 5, 10 H MCRL0125 12M89 125 65 0.25 to 76K 5, 10 H DIMENSIONS in inches (millimeters) D GLOBAL MODEL D DISTANCE BETWEEN TERMINAL (REF.) C WEIGHT (TYP.) g A B MCRL0045 1 (25.4) 1.438 (36.513) 1.875 (47.625) 5/16 0.312 33 MCRL0070 2.5 (63.5) 3 (76.2) 3.375 (85.725) 1 1/4 1.25 77 MCRL0100 3.688 (93.675) 4.125 (104.775) 4.563 (115.90) 2 7/16 2.44 108 MCRL0125 5.562 (141.275) 6 (152.4) 6.438 (163.525) 4 1/8 4.12 185 TERMINAL STYLE in inches (millimeters) A D C Type A A D C B Type H B DIMENSIONS A (3/16" LUG) Width (A) 0.1875 (4.7625) 0.25 (6.35) Height (B) 0.375 (9.525) 0.625 (15.875) Diameter (C) 0.13 (3.302) 0.065 (1.651) Thickness (D) 0.02 (0.508) 0.032 (0.8128) Revision: 17-Jun-14 H (1/4" SQC) Document Number: 31834 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 MCR www.vishay.com Vishay Milwaukee TECHNICAL SPECIFICATIONS PARAMETER Power rating UNIT RESISTOR CHARACTERISTICS W 20 to 125 Resistance range Ω 0.2 to 76K Resistance tolerance % 5 for above 1 Ω, 10 for below 1 Ω ppm/°C ± 400, ± 180, ± 130, ± 20 (varies by wattage and resistance) TCR Operating temperature °C -40 to +300 Temperature rise °C 275 above an ambient of 25 °C Maximum altitude f.a.s.l. (m.a.s.l.) derate above 4921 f.a.s.l. (1500 m.a.s.l.) Short-term overload (surge) 10 x rated power for 5 s Surge windings available Maximum working voltage (P x R)1/2 Insulation resistance Dielectric voltage Creepage Ω 1M VRMS up to 1500 (upon request) inch (mm) 0.50 (12.7) typical Terminal sleeves available for all sizes, increases creepage distance for 600 V applications Inductance μH 0.2 to 800 (varies by wattage and resistance) Non-inductive winding available Terminal strength lb n/a Electrical or mechanical customization available: www.vishay.com/doc?31859 RATED POWER IN % DERATING CURVE 120 100 80 60 40 20 0 0 50 25 100 150 200 250 300 350 AMBIENT TEMPERATURE IN °C MATERIAL SPECIFICATIONS Element Core Potting compound Standard terminals Part marking Revision: 17-Jun-14 copper-nickel, nickel-chrome, iron-chrome-aluminum electrical porcelain electrical cement or special high temperature silicone stainless steel value, date code, MRC Document Number: 31834 2 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 MCR www.vishay.com Vishay Milwaukee GLOBAL PART NUMBER INFORMATION Global Part Numbering example: MCRL007022K00JHB00 (MCRL0070 22K 5 % 1/4SQC B) M C R L 0 0 7 0 2 2 K 0 0 J H B 0 0 MODEL (3 digits) TYPE (1 digit) SIZE (4 digits) VALUE (5 digits) TOLERANCE (1 digit) TERMINAL (1 digit) PACKAGING (1 digit) SPECIAL (2 digits) MCR L = Cement 0045 = 45 W 0100 = 100 W R = Decimal K = Thousand R1500 = 0.15 Ω 1K500 = 1.5 kΩ J = ± 5.0 % K = ± 10 % A = 3/16" lug (3/16L) B = A extended length (3/16XL) H = 1/4" single quick-connect (1/4SQC) B = Bulk 00 = Standard NI = Non-inductive SW = Surge winding Available Check datasheet sizes: for available 0045 value range 0070 0100 0125 Revision: 17-Jun-14 Document Number: 31834 3 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 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. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. 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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. Material Category Policy Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment (EEE) - recast, unless otherwise specified as non-compliant. Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU. Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000