Upgrade for Wider Resistance Range to WFM WSLP www.vishay.com Vishay Dale Power Metal Strip® Resistors, Very High Power (to 3 W), Ω Low Value (Down to 0.0005 ), Surface-Mount FEATURES • Very high power to foot print size ratio (3 W i n 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 puls e applications • Proprietary processing technique produces extremely low resistance values (down to 0.0005 Ω) • 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 μV/°C) • AEC-Q200 qualified (1) 3DDD 333D • Material categorization: for definitions of complianc e 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 GLOBAL POWER RATING RESISTANCE VΩALUE RANGE (1) WEIGHT SIZE P (typical) MODEL 70 °C W TOL. ± 0.5 % TOL. ± 1.0 % g/1000 pieces 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 Ω to 0.00099 Ω 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 GLOBAL MODEL RESISTANCE VALUE (1) TOLERANCE CODE PACKAGING CODE (2) SPECIAL (3) (8 digits) (5 digits) (1 digit) (2 digits) (up to 2 digits) WSLP0603 L = mΩ* D = ± 0.5 % EA = lead (Pb)-free, tape / reel Reserved for WSLP0805 R = decimal F = ± 1.0 % future specials WSLP1206 4L000 = 0.004 Ω G = ± 2.0 % WSLP2010 R0100 = 0.01 Ω WSLP2512 * Use “L” for resistance values < 0.01 Ω 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 quantit y of 1000 pieces (3) Follow link for customization capabilities: www.vishay.com/doc?48163 Revision: 09-Nov-2020 1 Document Number: 30122 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

Upgrade for Wider Resistance Range to WFM WSLP www.vishay.com Vishay Dale TECHNICAL SPECIFICATIONS RESISTOR CHARACTERISTICS PARAMETER UNIT WSLP0603 (1) WSLP0805 WSLP1206 WSLP2010 WSLP2512 ± 75 for 50 mΩ to 100 mΩ ± 75 for 7 mΩ to 500 mΩ Component temperature coefficient ± 110 for 10 mΩ to 49 mΩ ± 110 for 5 mΩ to 6.9 mΩ (including terminal) (2) ppm/°C - ± 150 for 3 mΩ to 4.9 mΩ TCR measured from -55 °C to +155 °C - ± 275 for 1 mΩ to 2.9 mΩ - ± 400 for 0.5 mΩ to 0.99 mΩ Element TCR (3) ppm/°C < 20 Operating temperature range °C -65 to +170 Maximum working voltage (4) V (P x R)1/2 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 T a 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 RESISTANCE DIMENSIONS in inches (millimeters) SOLDER PAD DIMENSIONS MODEL RANGE in inches (millimeters) (Ω) L W 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 WSLP0603 (1) 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 0.041 ± 0.010 (2.26) (1.93) (0.58) (1.04 ± 0.254) 0.086 0.076 0.029 0.001 to 0.0019 0.126 ± 0.010 0.063 ± 0.010 0.025 ± 0.010 (2.18) (1.93) (0.74) 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 0.200 ± 0.010 0.100 ± 0.010 0.025 ± 0.010 (1.47 ± 0.254) (2.36) 0.120 (1.40) WSLP2010 (5.08 ± 0.254) (2.54 ± 0.254) (0.635 ± 0.254) 0.020 ± 0.010 0.055 (3.05) 0.130 0.007 to 0.03 (0.508 ± 0.254) (1.40) (3.30) 0.107 ± 0.010 0.0005 to 0.00099 (2.72 ± 0.254) 0.120 0.050 0.087 ± 0.010 (3.05) (1.27) 0.001 to 0.0049 0.250 ± 0.010 0.125 ± 0.010 0.025 ± 0.010 (2.21 ± 0.254) 0.145 WSLP2512 (6.35 ± 0.254) (3.18 ± 0.254) (0.635 ± 0.254) 0.047 ± 0.010 0.083 (3.68) 0.125 0.005 to 0.0069 (1.19 ± 0.254) (2.11) (3.18) 0.030 ± 0.010 0.065 0.160 0.007 to 0.01 (0.762 ± 0.254) (1.65) (4.06) 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 2 Document Number: 30122 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

Upgrade for Wider Resistance Range to WFM WSLP www.vishay.com Vishay Dale DERATING PULSE CAPABILITY % 120 er in 100 click to get started OO N LLLLL YY w SS o EE d P 80 PP O S ate P U RR R 60 E V TI AAA R 40 S T U LL LL 20 II 0 - 65 - 50 - 25 0 25 50 75 100 125 150 170 Ambient Temperature in °C 70 www.vishay.com/resistors/power-metal-strip-calculator WELDED CONSTRUCTION 2512, 2010, 1206, 0603 CLAD CONSTRUCTION 0805 1 Resistive element: solid metal nickel-chrome 1 Resistive element: Ni-Cr or manganese-copper alloy resistive element with 2 Terminal: solid copper, low TCR (< 20 ppm/°C) 100 % Sn (200 μ" min.) with 100 % Ni (40 μ" min.) under 2 Terminal: solid copper, layer finish 4 100 % Sn (200 μ" min.) with 3 Terminal to element cladding 4 100 % Ni (40 μ" min.) under 1 layer finish 1 4 High temperature encapsulant: 2 3 3 Terminal / element weld 2 3 “siliconized polyester” coating material 4 Silicone coating with ink print PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal shock -55 °C to +150 °C, 1000 cycles, 15 min at each extreme ± 0.5 % + 0.0005 Ω Short time overload Refer to link for short time overload performance and pulse capability; ± 0.5 % + 0.0005 Ω www.vishay.com/resistors/power-metal-strip-calculator/ Low temperature operation -65 °C for 24 h ± 0.5 % + 0.0005 Ω High temperature exposure 1000 h at +170 °C ± 1.0 % + 0.0005 Ω Bias humidity +85 °C, 85 % RH, 10 % bias, 1000 h ± 0.5 % + 0.0005 Ω Mechanical shock 100 g’s for 6 ms, 5 pulses ± 0.5 % + 0.0005 Ω Vibration Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h ± 0.5 % + 0.0005 Ω Load life 1000 h at 70 °C, 1.5 h “ON”, 0.5 h “OFF” ± 1.0 % + 0.0005 Ω Resistance to solder heat +260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence ± 0.5 % + 0.0005 Ω Moisture resistance MIL-STD-202, method 106, 0 % power, 7b not required ± 0.5 % + 0.0005 Ω PACKAGING (1) REEL MODEL TAPE WIDTH DIAMETER PIECES / REEL CODE WSLP0603 8 mm / punched paper 178 mm / 7" 5000 EA WSLP0805 8 mm / punched paper 178 mm / 7" 5000 EA WSLP1206 8 mm / embossed plastic 178 mm / 7" 4000 EA WSLP2010 12 mm / embossed plastic 178 mm / 7" 4000 EA WSLP2512 12 mm / embossed plastic 178 mm / 7" 2000 EA Notes • Embossed carrier tape per EIA-481 (1) Additional packaging details at www.vishay.com/doc?20051 Revision: 09-Nov-2020 3 Document Number: 30122 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

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