WSLT4026 www.vishay.com Vishay Dale Power Metal Strip Resistors, High Temperature (275 C), High Power, Low Value, Surface Mount, 4-Terminal FEATURES 4-terminal design allows for 1 % tolerance down to 0.002 High power-to-footprint size ratio 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, down to 0.0005 Solid metal nickel-chrome resistive element with low TCR (< 20 ppm/C) Very low inductance 0.5 nH to 5 nH DESIGN TOOLS (click logo to get started) Low thermal EMF (< 3 V/C) (1) AEC-Q200 qualified Models Material categorization: for definitions of compliance Available please see www.vishay.com/doc 99912 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 POWER RATING RESISTANCE RESISTANCE VALUES WEIGHT GLOBAL TOLERANCE (1) SIZE P VALUE RANGE CURRENTLY AVAILABLE (typical) 70 C MODEL % W g/1000 pieces WSLT4026 4026 3.0 1.0 0.3m to 5m 2m, 3m, 4m, 5m 420 Notes Power rating depends on the max. temperature at the solder point, component placement density and the substrate material Part marking: Model, value, tolerance, date code (1) Other values may be available, contact factory GLOBAL PART NUMBER INFORMATION Global Part Numbering: WSLT40265L000FEA (WSLT4026, 0.005 , 1 %) W S L T 4 0 2 6 5 L 0 0 0 F E A RESISTANCE (1) GLOBAL MODEL TOLERANCE CODE PACKAGING CODE SPECIAL VALUE WSLT4026 L = m F = 1.0 % EA = lead (Pb)-free, tape/reel (dash number) 2L000 = 0.002 EK = lead (Pb)-free, bulk (up to 2 digits) 3L000 = 0.003 from 1 to 99 as 4L000 = 0.004 applicable 5L000 = 0.005 Note (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 Revision: 16-Feb-17 Document Number: 30186 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 WSLT4026 www.vishay.com Vishay Dale TECHNICAL SPECIFICATIONS PARAMETER UNIT RESISTOR CHARACTERISTICS (1) Component temperature coefficient (including terminal) ppm/C 75 over temperature of +20 C to +60 C (2) Element TCR ppm/C < 20 Operating temperature range C -65 to +275 (3) 1/2 Maximum working voltage V (P/R) Notes (1) Component TCR - total TCR that includes the TCR effects of the resistor element and the copper terminal (2) Element TCR - only applies to the alloy used for the resistor element (3) Maximum working voltage - the WSHM is not voltage sensitive, but is limited by power / energy dissipation and is also not ESD sensitive DIMENSIONS W L T U S 0.004 R N Terminal Area H c d b a w b Notes 3D models available: www.vishay.com/doc 30320 Surface mount solder profile recommendations: www.vishay.com/doc 31052 DIMENSIONS in inches (millimeters) MODEL R L W H S T U N (REF.) 0.400 0.008 0.260 + 0.012/- 0.008 0.117 0.008 0.198 0.028 0.004 0.016 0.002 0.078 0.004 0.039 0.006 WSLT4026 (10.1 0.2) (6.6 + 0.3/- 0.2) (3.0 0.2) (5.0) (0.7 0.1) (0.4 0.05) (2.0 0.1) (0.99 0.15) SOLDER PAD DIMENSIONS in inches (millimeters) RESISTANCE VALUE MODEL ELEMENT MATERIAL MODEL (m ) a b c d w 2.0 Ni-Cr 0.220 0.096 0.035 0.035 0.420 WSLT4026 (5.6) (2.44) (0.89) (0.89) (10.6) 3.0 Ni-Cr WSLT4026 4.0 Ni-Cr 5.0 Ni-Cr Revision: 16-Feb-17 Document Number: 30186 2 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