WSLP3921, WSLP5931 www.vishay.com Vishay Dale Power Metal Strip® Resistors, Very High Power (to 10 W), Low Value (down to 0.0002 ), Surface Mount FEATURES • 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 0.0002 • Specially selected and stabilized materials allow for high power rating (to 10 W) • Solid metal iron-chrome or manganese-copper alloy resistive element with low TCR (< 20 ppm/°C) DESIGN TOOLS (click logo to get started) • Very low inductance 0.5 nH to 5 nH MODELS available • Low thermal EMF (< 3 μV/°C) • AEC-Q200 qualified (1) • Material categorization: for definitions of compliance 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 GLOBAL MODEL SIZE POWER RATING P70 °C W TOLERANCE % WSLP3921 3921 5.0 1.0, 5.0 WSLP3921 3921 9.0 1.0, 5.0 WSLP5931 5931 7.0 1.0, 5.0 3m WSLP5931 5931 8.0 1.0, 5.0 2m 2m 398 WSLP5931 5931 10.0 1.0, 5.0 0.2m to 1m 0.2m, 0.3m, 0.5m, 1m 398 RESISTANCE VALUE RANGE RESISTANCE VALUES CURRENTLY AVAILABLE (1) WEIGHT (typical) g/1000 pieces 2m to 4m 2m, 2.5m, 3m, 4m 281 0.2m to 1m 0.2m, 0.3m, 0.5m, 0.7m, 1m 281 3m 398 Note (1) Other values may be available, contact factory. GLOBAL PART NUMBER INFORMATION GLOBAL PART NUMBERING: WSLP39212L000FEA (visit www.vishay.net Vishay Dale parts numbering manual for all options) W S L P 3 9 2 1 2 L 0 0 0 F E A GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE (1) SPECIAL WSLP3921 WSLP5931 L = m 2L000 = 0.002 F = ± 1.0 % J = ± 5.0 % EA = lead (Pb)-free, tape/reel EK = lead (Pb)-free, bulk Reserved for future specials 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: 17-Jun-16 Document Number: 30176 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 WSLP3921, WSLP5931 www.vishay.com Vishay Dale TECHNICAL SPECIFICATIONS PARAMETER RESISTOR CHARACTERISTICS UNIT Component temperature coefficient (including terminal) (1) ppm/°C Element TCR (2) WSLP3921 WSLP5931 ± 325 for 0.2 m, ± 175 for 0.3 m, 0.5 m, and 0.7 m, ± 75 for 1 m to 4 m, and 2.5 m ± 225 for 0.2 m, ± 175 for 0.3 m and 0.5 m, ± 75 for 1 m to 4 m ppm/°C < 20 Operating temperature range °C -65 to +170 Maximum working voltage (3) V (P/R)1/2 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 WSL is not voltage sensitive, but is limited by power / energy dissipation and is also not ESD sensitive. DIMENSIONS H D L W T Typical sensing traces I b d DIMENSIONS in inches (millimeters) MODEL SOLDER PAD DIMENSIONS in inches (millimeters) L W H T d b l WSLP3921 0.394 ± 0.010 (10.0 ± 0.254) 0.205 ± 0.010 (5.20 ± 0.254) 0.020 (0.5) 0.080 ± 0.010 (2.00 ± 0.254) 0.106 ± 0.010 (2.70 ± 0.254) 0.244 ± 0.010 (6.20 ± 0.254) 0.220 ± 0.005 (5.60 ± 0.13) WSLP5931 0.591 ± 0.010 (15.0 ± 0.254) 0.305 ± 0.010 (7.75 ± 0.254) 0.020 (0.5) 0.157 ± 0.010 (4.00 ± 0.254) 0.205 ± 0.010 (5.20 ± 0.254) 0.344 ± 0.010 (8.75 ± 0.254) 0.220 ± 0.005 (5.60 ± 0.13) GLOBAL MODEL RESISTANCE VALUE (m) “D” THICKNESS (Inches) ELEMENT MATERIAL WSLP3921 0.2 0.0510 Mn-Cu WSLP3921 0.3 0.0510 Mn-Cu WSLP3921 0.5 0.0300 Mn-Cu WSLP3921 1.0 0.0150 Mn-Cu WSLP3921 2.0 0.0270 Fe-Cr WSLP3921 3.0 0.0170 Fe-Cr WSLP3921 4.0 0.0130 Fe-Cr WSLP5931 0.2 0.0490 Mn-Cu WSLP5931 0.3 0.0300 Mn-Cu WSLP5931 0.5 0.0180 Mn-Cu WSLP5931 1.0 0.0330 Fe-Cr WSLP5931 2.0 0.0155 Fe-Cr WSLP5931 3.0 0.0105 Fe-Cr Revision: 17-Jun-16 Note • 3D models available: 3921 model www.vishay.com/doc?30315 5931 model www.vishay.com/doc?30317 Document Number: 30176 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 WSLP3921, WSLP5931 www.vishay.com Vishay Dale Rated Power in % DERATING - AMBIENT TEMPERATURE 120 100 80 60 40 20 0 -65 -50 -25 0 25 50 70 100 125 150 170 Ambient Temperature in °C 120 P/PNorm in % P/PNorm in % DERATING - TERMINAL TEMPERATURE 100 80 120 100 80 60 60 40 40 Stability < 1.0 % Stability < 0.5 % 20 Stability < 1.0 % Stability < 0.5 % 20 0 0 0 20 40 60 80 100 120 140 160 180 0 20 40 60 Terminal Temperature TK in °C 80 100 120 140 160 180 Terminal Temperature TK in °C Example: WSLP3921 0.0005 Example: WSLP5931 0.0005 PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal shock -55 °C to +150 °C, 1000 cycles, 15 min at each extreme Short time overload 5 x rated power for 5 s ± 1.0 % ± 0.5 % Low temperature operation -65 °C for 45 min ± 0.5 % High temperature storage 1000 h at +170 °C ± 1.0 % Bias humidity +85 °C, 85 % RH, 10 % bias, 1000 h ± 0.5 % Mechanical shock 100 g’s for 6 ms, 5 pulses ± 0.5 % Vibration Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h ± 0.5 % Load life at 70 °C 1000 h, 1.5 h “ON”, 0.5 h “OFF” ± 1.0 % Resistance to solder heat 260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence ± 0.5 % Moisture resistance MIL-STD-202, method 106, 0 % power, 7b not required ± 1.0 % PACKAGING REEL MODEL TAPE WIDTH DIAMETER PIECES/REEL CODE WSLP3921 16 mm/embossed plastic 330 mm/13" 3000 EA WSLP5931 24 mm/embossed plastic 330 mm/13" 1500 EA Note • Embossed carrier tape per EIA-481. Revision: 17-Jun-16 Document Number: 30176 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 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. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. 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