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 and pulse handling capability • SMD alternative for low power leaded wirewound resistors • Low TCR 15 ppm/°C • Low noise: < - 40 dB • Voltage Coefficient: < 0.00001 %/V (< 0.1 ppm/V) • Very low inductance: < 0.08 µH STANDARD ELECTRICAL SPECIFICATIONS MODEL SIZE WSE0805 RESISTANCE RANGE Ω POWER RATING P70 °C W LIMITING ELEMENT VOLTAGE V TEMPERATURE COEFFICIENT ppm/K ± 0.1 %, ± 0.25 %, ± 0.5 %, ± 1 % 0.25 (P x R)1/2 15, 25 10 - 10K 0805 E-SERIES 96 TECHNICAL SPECIFICATIONS PARAMETER UNIT Dielectric Withstanding Voltage WSE0805 VAC 200 Insulation Resistance Ω > 109 Operating Temperature Range °C - 65 to + 150 Weight/1000 pieces g 5.5 GLOBAL PART NUMBER INFORMATION GLOBAL PART NUMBERING: WSE08051K500FXEA W GLOBAL MODEL WSE0805 www.vishay.com 36 S E 0 RESISTANCE VALUE R = Decimal K = Thousand 100R0 = 100 Ω 4K000 = 4 kΩ 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/°C E = ± 25 ppm/°C EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk (Dash Number) (up to 2 digits) from 1 - 99 as applicable TG = Tin/Lead, tape/reel (RT1) BA = Tin/Lead, bulk (B43) For technical questions, contact: [email protected] Document Number: 30109 Revision: 13-Oct-06 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 0.15 0.10 0.20 Temperature Rise 0 - 55 0.25 - 25 0 25 50 Derating Power in Watts 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 % ΔR Short Time Overload 5 x rated power for 5 s ± 0.10 % ΔR Low Temperature Operation - 65 °C, 0.25 W for 45 min ± 0.05 % ΔR High Temperature Exposure 100 h at + 150 °C ± 0.10 % ΔR Moisture Resistance MIL-STD-202, Method 106, 0 % power, 7b not required ± 0.10 % ΔR Load Life 1000 h at 70 °C, 1.5 h “ON”, 0.5 h “OFF” ± 0.05 % ΔR Resistance to Bonding Exposure 260 °C for 10 s ± 0.10 % ΔR 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-481-1A Document Number: 30109 Revision: 13-Oct-06 For technical questions, contact: [email protected] www.vishay.com 37 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. 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 herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. 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. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1