WSLP4026 Vishay Dale Power Metal Strip® Resistors, Very High Power (to 7 W), Low Value (Down to 0.0005 ), Surface Mount FEATURES • 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 0.0005 • Specially selected and stabilized materials allow for high power rating (to 7 W) • All welded construction • Solid metal nickel-chrom 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) • Compliant to RoHS Directive 2002/95/EC 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 ±% RESISTANCE VALUE RANGE RESISTANCE VALUES CURRENTLY AVAILABLE (2) WEIGHT (typical) g/1000 pieces WSLP4026 4026 5.0 1.0, 5.0 2m 2m 420 WSLP4026 4026 7.0 1.0, 5.0 0.5m to 1m 0.5m, 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 Temperature coefficient UNIT RESISTOR CHARACTERISTICS ppm/°C ± 75 over temperature of + 20 °C to + 60 °C Operating temperature range °C - 65 to + 170 Maximum working voltage V (P x R)1/2 GLOBAL PART NUMBER INFORMATION Global Part Numbering: WSLP4026L5000FEA (WSLP4026, 0.0005 , ± 1 %) W S L P 4 0 2 6 L 5 0 0 0 F E A GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE SPECIAL WSLP4026 L = m L5000 = 0.0005 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 ** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902 www.vishay.com 1 For technical questions, contact: [email protected] Document Number: 30180 Revision: 26-Jan-11 WSLP4026 Power Metal Strip® Resistors, Very High Power (to 7 W), Low Value (Down to 0.0005 ), Surface Mount Vishay Dale DIMENSIONS DIMENSIONS in inches (millimeters) MODEL WSLP4026 L W H R S T U 0.400 ± 0.008 (10.1 ± 0.2) 0.260 + 0.012/- 0.008 (6.6 + 0.3/- 0.2) 0.117 ± 0.008 (3.0 ± 0.2) 0.193 ± 0.004 (4.9 ± 0.1) 0.028 ± 0.004 (0.7 ± 0.1) 0.016 ± 0.002 (0.4 ± 0.05) 0.078 ± 0.004 (2.0 ± 0.1) SOLDER PAD DIMENSIONS in inches (millimeters) MODEL W a b c d w 0.220 (5.6) 0.096 (2.44) 0.035 (0.89) 0.035 (0.89) 0.420 (10.6) L WSLP4026 U S 0.004 Terminal Area R H c Rated Power in % DERATING T 120 100 80 60 40 20 d b w 0 - 65 - 50 - 25 a 0 25 50 75 70 b 100 125 150 170 Ambient Temperature in °C RESISTANCE VALUE (m) ELEMENT MATERIAL WSLP4026 0.5 Mn-Cu WSLP4026 1.0 Mn-Cu WSLP4026 2.0 Ni-Cr MODEL PERFORMANCE TEST Thermal shock CONDITIONS OF TEST TEST LIMITS - 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme ± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R Short time overload 5 x rated power for 5 s Low temperature operation - 65 °C for 45 min ± (0.5 % + 0.0005 ) R High temperature exposure 1000 h at + 170 °C ± (1.0 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R Bias humidity + 85 °C, 85 % RH, 10 % bias, 1000 h Mechanical shock 100 g’s for 6 ms, 5 pulses ± (0.5 % + 0.0005 ) R Vibration Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h ± (0.5 % + 0.0005 ) R Load life 1000 h at + 70 °C, 1.5 h “ON”, 0.5 h “OFF” ± (1.0 % + 0.0005 ) R Resistance to solder heat + 260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence ± (0.5 % + 0.0005 ) R Moisture resistance MIL-STD-202, method 106, 0 % power, 7b not required ± (0.5 % + 0.0005 ) R PACKAGING MODEL WSLP4026 REEL TAPE WIDTH DIAMETER PIECES/REEL CODE 16 mm/embossed plastic 330 mm/13" 1500 EA Note • Embossed carrier tape per EIA-481. Document Number: 30180 Revision: 26-Jan-11 For technical questions, contact: [email protected] www.vishay.com 2 Legal Disclaimer Notice 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. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. Parameters provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein. Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 11-Mar-11 www.vishay.com 1