WSE Vishay Dale Power Metal Strip® Resistors (Extended Range), Surface Mount FEATURES • 0805 size resistors with 0.25 W power rating • Smaller footprint than a 1206 resistor (uses 40 % less board space) • Superior overload capability and pulse handling • SMD alternative for low power leaded wirewound resistors • Low TCR 15 ppm/K • Low noise: < - 40 dB • Voltage coefficient: < 0.00001 %/V (< 0.1 ppm/V) • Very low inductance: < 0.08 μH • Compliant to RoHS Directive 2002/95/EC STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL WSE0805 SIZE POWER RATING P70 °C W LIMITING ELEMENT VOLTAGE V TEMPERATURE COEFFICIENT ± ppm/K TOLERANCE ±% RESISTANCE RANGE E-SERIES 0805 0.25 (P x R)1/2 15, 25 0.1, 0.25, 0.5, 1.0 10 to 10K 96 TECHNICAL SPECIFICATIONS PARAMETER UNIT WSE0805 VAC 200 Insulation resistance > 109 Operating temperature range °C - 65 to + 150 Weight/1000 pieces g 5.5 Dielectric withstanding voltage GLOBAL PART NUMBER INFORMATION Global Part Numbering example: WSE08051K500FXEA W S GLOBAL MODEL WSE0805 E 0 RESISTANCE VALUE R = Decimal K = Thousand 100R0 = 100 4K000 = 4 k 8 0 5 1 K 5 0 0 F X E A TOLERANCE CODE TCR CODE PACKAGING CODE SPECIAL B = ± 0.1 % C = ± 0.25 % D = ± 0.5 % F = ± 1.0 % X = ± 15 ppm/K E = ± 25 ppm/K EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk (Dash number) (Up to 2 digits) from 1 to 99 as applicable TG = Tin/Lead, tape/reel (RT1) BA = Tin/Lead, bulk (B43) * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902 www.vishay.com 440 For technical questions, contact: [email protected] Document Number: 30109 Revision: 15-Feb-11 WSE Power Metal Strip® Resistors (Extended Range), Surface Mount Vishay Dale DIMENSIONS L RECOMMENDED LAND PATTERN D Z W G X Top Coating T DIMENSIONS in inches (millimeters) MODEL WSE0805 D L W T G (1) X (1) Z (1) 0.015 ± 0.005 (0.38 ± 0.13) 0.080 ± 0.005 (2.30 ± 0.13) 0.050 ± 0.005 (1.27 ± 0.13) 0.025 max. (0.64 max.) 0.028 ± 0.004 (0.70 ± 0.10) 0.050 ± 0.004 (1.27 ± 0.10) 0.122 ± 0.004 (3.103 ± 0.10) Rated Power in % Temperature Rise in °C Note (1) Land pattern dimensions (G, X, Z) are per IPC-782A. 60 50 40 120 100 80 30 60 20 40 10 20 0 0.00 0.05 0.10 0.15 Temperature Rise 0.20 0.25 0 - 55 - 25 0 25 Derating Power in W 50 75 70 100 125 150 175 Ambient Temperature in °C PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal shock - 65 °C to + 150 °C, 100 cycles, 15 min at each extreme ± 0.10 % R Short time overload 5 x rated power for 5 s ± 0.10 % R Low temperature operation - 65 °C, 0.25 W for 45 min ± 0.05 % R High temperature exposure 100 h at + 150 °C ± 0.10 % R Moisture resistance MIL-STD-202, method 106, 0 % power, 7b not required ± 0.10 % R Load life 1000 h at 70 °C, 1.5 h “ON”, 0.5 h “OFF” ± 0.05 % R Resistance to bonding exposure 260 °C for 10 s ± 0.10 % R PACKAGING MODEL WSE0805 REEL TAPE WIDTH DIAMETER PIECES/REEL CODE 8 mm/punched paper 178 mm/7" 5000 EA Note • Embossed Carrier Tape per EIA-481. Document Number: 30109 Revision: 15-Feb-11 For technical questions, contact: [email protected] www.vishay.com 441 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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