WSHM2818R0330FEA

WSHM2818 www.vishay.com Vishay Dale Power Metal Strip® Resistors, High Power (7 W), Low Value (Down to 0.001 Ω), Surface Mount FEATURES • Improved thermal management incorporated into design • All welded construction of the Power Metal Strip resistors are ideal for all types of current sensing, voltage division, and pulse applications • Proprietary processing technique produces extremely low resistance values • Sulfur resistance by construction that is unaffected by high sulfur environments • Very low inductance (< 5 nH) • Solid metal nickel-chrome or manganesecopper alloy resistive element with low TCR (< 20 ppm/°C) • Low thermal EMF (< 3 μV/°C) • AEC-Q200 qualified (1) • PATENT(S): www.vishay.com/patents • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 LINKS TO ADDITIONAL RESOURCES 3D 3D 3D Models Design Tools Videos Notes • Follow link to Overview of Automotive Grade Products for more details: www.vishay.com/doc?49924 (1) Flame retardance test may not be applicable to some resistor technologies STANDARD ELECTRICAL SPECIFICATIONS RESISTANCE VALUE RANGE Ω GLOBAL MODEL SIZE POWER RATING P70 °C W TOL. ± 0.5 % TOL ± 1.0 % WEIGHT (typical) g/1000 pieces WSHM2818 2818 7 (1) 0.010 to 0.1 0.001 to 0.1 167.8 WSHM2818 2818 6 0.101 to 0.2 0.101 to 0.2 167.8 Note (1) The WSHM2818 is rated at 7 W with maximum surface temperature of 180 °C GLOBAL PART NUMBER INFORMATION Global Part Numbering: WSHM2818R1000FEA (visit www.vishay.net Vishay Dale parts numbering manual for all options) W S H GLOBAL MODEL WSHM2818 M 2 8 RESISTANCE VALUE L = mΩ* R = decimal 4L000 = 0.004 Ω R0100 = 0.01 Ω 1 8 R 1 0 0 0 F E A TOLERANCE CODE PACKAGING CODE (1) SPECIAL D = ± 0.5 % F = ± 1.0 % EA = lead (Pb)-free, tape / reel EK = lead (Pb)-free, bulk (dash number) (up to 2 digits) from 1 to 99 as applicable * Use “L” for resistance values < 0.01 Ω Notes • SMD Power Metal Strip Marking (www.vishay.com/doc?30327) (1) Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes designating 1000 piece reels. These non-standard packaging codes are identical to our standard EA (lead (Pb)-free) and TA (tin / lead), except that they have a package quantity of 1000 pieces PATENT(S): www.vishay.com/patents This Vishay product is protected by one or more United States and international patents. Revision: 29-Mar-2021 Document Number: 30188 1 For technical questions, contact: ww2bresistors@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 WSHM2818 www.vishay.com Vishay Dale TECHNICAL SPECIFICATIONS PARAMETER UNIT Component temperature coefficient (including terminal) (1) ppm/°C Element TCR (2) ppm/°C RESISTOR CHARACTERISTICS ± 200 for 1 mΩ to 5.99 mΩ ± 75 for 6 mΩ to 200 mΩ < 20 Inductance nH