WSLP2726 www.vishay.com Vishay Dale Power Metal Strip® Resistors, Very High Power (to 7 W), Low Value (down to 0.0003 ), Surface Mount FEATURES Available • High power to foot print size ratio • Ideal for all types of current sensing, voltage division and pulse applications including switching and linear power supplies, instruments, power amplifiers, and shunts • Proprietary processing technique produces extremely low resistance values, down to 0.0003 • Specially selected and stabilized materials allow for high power rating (to 7 W) • All welded construction • Solid metal nickel-chrome or manganese-copper alloy resistive element with low TCR (< 20 ppm/°C) • Very low inductance 0.5 nH to 5 nH • Low thermal EMF (< 3 μV/°C) • AEC-Q200 qualified available (1) • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 Note (1) Flame retardance test may not be applicable to some resistor technologies. STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL SIZE POWER RATING P70 °C W TOLERANCE ±% WSLP2726 2726 5.0 1.0, 5.0 WSLP2726 2726 7.0 1.0, 5.0 RESISTANCE VALUE RANGE RESISTANCE VALUES CURRENTLY AVAILABLE (2) WEIGHT (typical) g/1000 pieces 2m to 4m 2m, 3m, 4m 420 0.3m to 1m 0.3m, 0.5m, 0.7m, 1m 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. (2) Other values may be available, contact factory. TECHNICAL SPECIFICATIONS PARAMETER UNIT RESISTOR CHARACTERISTICS Temperature coefficient ppm/°C ± 75 for 0.5 m to 4 m, ± 110 for 0.3 m Element TCR ppm/°C < 20 Operating temperature range °C -65 to +170 Maximum working voltage V (P x R)1/2 GLOBAL PART NUMBER INFORMATION Global Part Numbering: WSLP2726L5000FEA (WSLP2726, 0.0005 , ± 1 %) W S L P 2 7 2 6 L 5 0 0 0 F E A GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE SPECIAL WSLP2726 L = m L5000 = 0.0005 L7000 = 0.0007 1L000 = 0.0010 2L000 = 0.0020 F = ± 1.0 % J = ± 5.0 % EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk (Dash number) (Up to 2 digits) From 1 to 99 as applicable Revision: 07-Aug-15 Document Number: 30179 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 WSLP2726 www.vishay.com Vishay Dale DIMENSIONS DIMENSIONS in inches (millimeters) MODEL WSLP2726 L W H R (REF.) S T U N 0.272 ± 0.008 (6.9 ± 0.2) 0.260 + 0.012/- 0.008 (6.6 + 0.3/- 0.2) Please see table below 0.198 (5.0) 0.028 ± 0.004 (0.7 ± 0.1) 0.016 ± 0.002 (0.4 ± 0.05) 0.078 ± 0.004 (2.0 ± 0.1) 0.039 ± 0.006 (0.99 ± 0.15) W MODEL L WSLP2726 T N R H a b c d w 0.220 (5.6) 0.096 (2.44) 0.035 (0.89) 0.035 (0.89) 0.290 (7.4) MODEL RESISTANCE VALUE (m) ELEMENT MATERIAL HEIGHT H WSLP2726 0.3 Mn-Cu 0.141 ± 0.008 (3.58 ± 0.2) WSLP2726 0.5 Mn-Cu 0.116 ± 0.008 (2.95 ± 0.2) WSLP2726 0.7 Mn-Cu 0.111 ± 0.008 (2.82 ± 0.2) WSLP2726 1.0 Mn-Cu 0.1055 ± 0.008 (2.68 ± 0.2) WSLP2726 2.0 Ni-Cr 0.114 ± 0.008 (2.9 ± 0.2) WSLP2726 3.0 Ni-Cr 0.108 ± 0.008 (2.74 ± 0.2) WSLP2726 4.0 Ni-Cr 0.1046± 0.008 (2.66 ± 0.2) S U SOLDER PAD DIMENSIONS in inches (millimeters) c d b a w b DERATING - TERMINAL TEMPERATURE 120 P/PNorm in % Rated Power in % DERATING - AMBIENT TEMPERATURE 100 80 120 100 80 60 60 40 40 20 20 0 -65 -50 -25 0 25 50 70 100 125 150 170 Ambient Temperature in °C Stability < 1.0 % Stability < 0.5 % 0 0 20 40 60 80 100 120 140 160 180 Terminal Temperature TK in °C Example: WSLP2726 0.0005 , 0.001 Revision: 07-Aug-15 Document Number: 30179 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 WSLP2726 www.vishay.com Vishay Dale PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal shock -55 °C to +150 °C, 1000 cycles, 15 min at each extreme ± (0.5 %) R Low temperature operation 65 °C for 45 min ± (0.5 %) R High temperature exposure 1000 h at + 170 °C ± (1.0 %) R Bias humidity 85 °C, 85 % RH, 10 % bias, 1000 h ± (0.5 %) R Mechanical shock 100 g’s for 6 ms, 5 pulses ± (0.5 %) R Vibration Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h ± (0.5 %) R Load life 1000 h at +70 °C, 1.5 h “ON”, 0.5 h “OFF” ± (1.0 %) R Resistance to solder heat +260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence ± (0.5 %) R Moisture resistance MIL-STD-202, method 106, 0 % power, 7b not required ± (0.5 %) R PACKAGING MODEL WSLP2726 REEL TAPE WIDTH DIAMETER PIECES/REEL CODE 16 mm/embossed plastic 330 mm/13" 1500 EA Note • Embossed carrier tape per EIA-481. Revision: 07-Aug-15 Document Number: 30179 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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