333 3 Upgrade for Wider Resistance Range to WFM WSLP www.vishay.com Vishay Dale Power Metal Strip Resistors, Very High Power (to 3 W), Low Value (Down to 0.0005 ), Surface-Mount FEATURES Very high power to foot print size ratio (3 W in 2512, 2 W in 2010, 1 W in 1206, 0.5 W in 0805, and 0.4 W in 0603 package) 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 ) Sulfur resistance by construction that is unaffected by high sulfur environments Very low inductance 0.5 nH to 5 nH LINKS TO ADDITIONAL RESOURCES Low thermal EMF (<m 3 V/C) (1) AEC-Q200 qualified Material categorization: for definitions of compliance 3D Models Design Tools Videos please see www.vishay.com/doc 99912 Notes This datasheet provides information about parts that are RoHS-compliant and / or parts that are non-RoHS-compliant. For example, parts with lead (Pb) terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details 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 (1) RESISTANCE VALUE RANGE POWER RATING WEIGHT GLOBAL SIZE P (typical) 70 C MODEL W g/1000 pieces TOL. 0.5 % TOL. 1.0 % WSLP0603 0603 0.4 0.015 to 0.1 0.01 to 0.1 1.9 WSLP0805 0805 0.5 0.005 to 0.1 0.005 to 0.1 4.8 WSLP1206 1206 1.0 0.005 to 0.05 0.0005 to 0.05 16.2 WSLP2010 2010 2.0 0.004 to 0.03 0.001 to 0.03 38.9 WSLP2512 2512 3.0 0.003 to 0.01 0.0005 to 0.01 63.6 Notes Part marking: value tolerance: due to resistor size limitations some resistors will be marked with only the resistance value (1) WSLP1206 0.0005 to 0.00099 is only available with 2 % tolerance (G tolerance code) GLOBAL PART NUMBER INFORMATION Global Part Numbering Example: WSLP1206R0100FEA (visit www.vishay.net Vishay Dale parts numbering manual for all options) W S L P 1 2 0 6 R 0 1 0 0 F E A (1) (2) (3) GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE SPECIAL (8 digits) (1 digit) (up to 2 digits) (5 digits) (2 digits) WSLP0603 L = m* D = 0.5 % EA = lead (Pb)-free, tape / reel Reserved for WSLP0805 R = decimal future specials F = 1.0 % WSLP1206 4L000 = 0.004 G = 2.0 % WSLP2010 R0100 = 0.01 WSLP2512 * Use L for resistance values < 0.01 Notes (1) WSL marking (www.vishay.com/doc 30327) WSL decade values (www.vishay.com/doc 30117) (2) Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes that designate 1000 piece reel quantities. 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 (3) Follow link for customization capabilities: www.vishay.com/doc 48163 Revision: 09-Nov-2020 Document Number: 30122 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 DDD DUpgrade for Wider Resistance Range to WFM WSLP www.vishay.com Vishay Dale TECHNICAL SPECIFICATIONS RESISTOR CHARACTERISTICS PARAMETER UNIT (1) WSLP0603 WSLP0805 WSLP1206 WSLP2010 WSLP2512 75 for 50 m to 100 m 75 for 7 m to 500 m 110 for 10 m to 49 m 110 for 5 m to 6.9 m Component temperature coefficient (2) (including terminal) ppm/C - 150 for 3 m to 4.9 m TCR measured from -55 C to +155 C - 275 for 1 m to 2.9 m - 400 for 0.5 m to 0.99 m (3) Element TCR ppm/C < 20 Operating temperature range C -65 to +170 (4) 1/2 Maximum working voltage V(P x R) Notes (1) Consult factory for detailed TCR performance across temperature range associated with PCN-DR-00003-2020 for WSLP0603. TCR performance is improved for +25 C to +155 C (2) Component TCR - total TCR that includes the TCR effects of the resistor element and the copper terminal (3) Element TCR - only applies to the alloy used for the resistor element refer to item 1 in the construction illustration on the following page (4) Maximum working voltage - the WSL is not voltage sensitive, but is limited by power / energy dissipation and is also not ESD sensitive DIMENSIONS H l b W a T L Typical sensing traces Notes 3D models available. WSLP models: www.vishay.com/doc 30313 Surface-mount solder profile recommendations: www.vishay.com/doc 31052 SOLDER PAD DIMENSIONS RESISTANCE DIMENSIONS in inches (millimeters) in inches (millimeters) MODEL RANGE () LW H T a b l 0.060 0.010 0.030 0.010 0.016 0.005 0.015 0.010 0.040 0.040 0.020 (1) WSLP0603 0.01 to 0.1 (1.52 0.254) (0.76 0.254) (0.406 0.127) (0.381 0.254) (1.02) (1.02) (0.50) 0.080 0.010 0.050 0.010 0.013 0.010 0.015 0.010 0.040 0.050 0.020 WSLP0805 0.005 to 0.1 (2.03 0.254) (1.27 0.254) (0.330 0.254) (0.381 0.254) (1.02) (1.27) (0.50) 0.089 0.076 0.023 0.0005 to 0.00099 (2.26) (1.93) (0.58) 0.041 0.010 (1.04 0.254) 0.086 0.076 0.029 0.001 to 0.0019 (2.18) (1.93) (0.74) 0.126 0.010 0.063 0.010 0.025 0.010 WSLP1206 (3.20 0.254) (1.60 0.254) (0.635 0.254) 0.025 0.010 0.070 0.076 0.061 0.002 to 0.0059 (0.635 0.254) (1.78) (1.93) (1.55) 0.020 0.010 0.065 0.076 0.071 0.006 to 0.050 (0.508 0.254) (1.65) (1.93) (1.80) 0.058 0.010 0.093 0.055 0.001 to 0.0069 (1.47 0.254) (2.36) (1.40) 0.200 0.010 0.100 0.010 0.025 0.010 0.120 WSLP2010 (3.05) (5.08 0.254) (2.54 0.254) (0.635 0.254) 0.020 0.010 0.055 0.130 0.007 to 0.03 (1.40) (3.30) (0.508 0.254) 0.107 0.010 0.0005 to 0.00099 (2.72 0.254) 0.120 0.050 (3.05) (1.27) 0.087 0.010 0.001 to 0.0049 (2.21 0.254) 0.250 0.010 0.025 0.010 0.125 0.010 0.145 WSLP2512 (6.35 0.254) (3.18 0.254) (0.635 0.254) (3.68) 0.047 0.010 0.083 0.125 0.005 to 0.0069 (2.11) (3.18) (1.19 0.254) 0.030 0.010 0.065 0.160 0.007 to 0.01 (1.65) (4.06) (0.762 0.254) Note (1) PCN-DR-00003-2020 changed terminal height for WSLP0603 from 0.013 0.005 for clad construction to 0.016 0.005 for welded construction Revision: 09-Nov-2020 Document Number: 30122 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