VNPC www.vishay.com Vishay MCB Vitreous Wirewound Power Resistor, Flat FEATURES • High dissipation • Reduced space • Embedded collars • Insulated mounting • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 STANDARD ELECTRICAL SPECIFICATIONS POWER RATING W RESISTANCE RANGE TOLERANCE ±% ULIM. V MIL-R-26-D VNPC 150 150 4.7 to 100K 5 1500 RW 24 V VNPC 120 120 3.9 to 68K 5 1250 - VNPC 90 90 2.7 to 47K 5 1000 RW 22 V VNPC 50 50 1.8 to 22K 5 600 - VNPC 30 30 1.0 to 8.2K 5 400 RW 20 V GLOBAL MODEL TECHNICAL SPECIFICATIONS PARAMETER Temperature coefficient Operating temperature range UNIT RESISTOR CHARACTERISTICS ppm/°C 75 ppm/°C (typical) °C -55 to +450 GENERAL CHARACTERISTICS Core Ceramic Winding NiCr alloy Coating Vitreous enamel Ohmic values Insulated mounting (Z) Revision: 09-Sep-14 E12 On request Document Number: 32505 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 VNPC www.vishay.com Vishay MCB DIMENSIONS in millimeters AND WEIGHT in g +0.5 0 9±1 Ø 3.2 +0.3 6.35 4 -0.2 1.6 mini +0.3 0.7 -0.1 +0.2 0 19.7 ± 1 19 ± 2 0 8 -0.5 27 ± 2 2 max. a 2 ± 0.5 A +2 10 -1 TYPE 150 120 90 50 30 A 150 ± 3 120 ± 2.4 90 ± 1.8 50 ± 1 30 ± 0.6 a 140.2 ± 3 110 ± 2.4 78.5 ± 1.8 38.3 ± 1 18.9 ± 0.6 64 51 39 25 15 Mass 16.9 27 ± 2 DIMENSIONS SUPPORTER Z in millimeters AND WEIGHT in g INSULATED MOUNTING ALLOWS DE-STACKING Ø8 Ø 5.2 16 10.5 10 -1 +2 X L TYPE 150 120 90 50 30 X 168 ± 3 136 ± 2.4 108 ± 2 68 ± 1 48 ± 0.5 L 182 ± 3 152 ± 2.4 122 ± 2 82 ± 1 62 ± 0.5 4 4 4 4 4 Mass SPECIFIC NON-INDUCTIVE “A” VNPC MODEL CHARACTERISTICS TYPE 150A 120A 90A 50A 30A Rmin. 4.7 3.9 2.7 1.8 1.0 Rmax. 560 470 330 150 68 Revision: 09-Sep-14 Document Number: 32505 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 VNPC www.vishay.com Vishay MCB PERFORMANCES TESTS Overloads Climatic CONDITIONS REQUIREMENTS TYPICAL VALUES 10 Pn (temp. nom.), 5 s 2 % or 0.05 (1) 0.4 % -55 °C, 5 cycles, +200 °C Damp heat 3 % or 0.05 Shocks Severity 50 A 0.5 % or 0.05 Vibrations Severity 55/10 0.5 % or 0.05 (1) 1 % or 0.05 Collar 40 N 500 cycles Pn 90 min / 30 min Endurance 0.1 % 2 % or 0.05 (1) Pn -55 °C Strength of terminals 0.2 % Collar insulated > 102 M 2 % or 0.05 (1) 56 days 95 % HR Thermal shocks (1) 0.2 % (1) 0.25 % 0.25 % (1) 0.1 % 5% 1% Note (1) The higher of either value. DISSIPATION Axis Title Axis Title 10000 10000 θamb = 25 °C P 100 100 50 1st line 2nd line Pn 1st line PW (%) 1st line 2nd line 1st line PW (%) 1000 1000 75 50 100 100 25 θn 0 0 10 0 10 0 50 100 150 200 250 300 350 400 450 500 50 100 150 200 250 300 350 400 450 500 θ (°C) θamb (°C) Power PW as a Function of Surface Temperature P(W) = f (Temperature Surface) Derating in Power as a Function of Ambient Temperature OVERLOADS PERMISSIBLE ENERGY Axis Title Axis Title 25 10000 10000 Curve Curve Curve Curve Curve 1 250 20 2 1000 1st line 2nd line 10 1st line E (J) 15 1st line 2nd line 1st line kPn 1000 1: VNPC 150 2: VNPC 120 3: VNPC 90 4: VNPC 50 5: VNPC 30 3 125 4 100 100 5 5 0 0.1 1 10 100 10 1000 0 10 1 10 100 1K 10K 100K t (s) R (Ω) Intermittent Overloads Exceptional Operation Initial Temperature < 70 °C k x Pn = f(t) Repetitive Operation Energy as a Function of Rn Pulse Duration < 100 ms E = f(R) Revision: 09-Sep-14 1M Document Number: 32505 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 VNPC www.vishay.com Vishay MCB OPTIONS (Consult us) - Other values than E12 series PART NUMBER INFORMATION VNPC 120 A 100 5% MODEL TYPE “A” FOR NON-INDUCTIVE VALUE (E12 SERIES) TOLERANCE Revision: 09-Sep-14 Document Number: 32505 4 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. 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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