WSL....E www.vishay.com Vishay Dale Power Metal Strip® Flip Chip (Extended Range) Patents Pending FEATURES • SMD alternative for low power leaded wirewound resistors • Excellent stability in different environmental conditions (< 0.5 % change in resistance) • Superior overload and pulse handling capability as compared to thin film (as much as 2 x better) • Low TCR, down to ± 15 ppm/K • Low noise: < 0.01 μVRMS/V • Very low inductance: < 0.08 μH • Voltage coefficient: < 0.00001 %/V (< 0.1 ppm/V) • Compliant to RoHS Directive 2002/95/EC Notes * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902 STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL SIZE WSL1506E 1506 WSL2010E 2010 WSL2512E 2512 LIMITING ELEMENT VOLTAGE (1) V TEMPERATURE COEFFICIENT ± ppm/K 0.25 63 0.5 100 1.0 100 POWER RATING P70 °C W RESISTANCE VALUE RANGE (2) Ω E-SERIES Tol. ± 0.5 % Tol. ± 1.0 % 15, 25 0.5 to 10K 0.5 to 10K 96 15, 25 0.5 to 10K 0.5 to 10K 96 15, 25 0.5 to 10K 0.5 to 10K 96 Notes • Ask about further value ranges, tighter tolerances and TCR’s. • Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material. • 4-digit marking, according to MIL-PRF-55342 (except as noted in Ordering Information table), on top side. (1) Rated voltage: P x R . (2) Contact factory using e-mail address at bottom of this page for resistance values available between 0.5 to 10 for 1506 and 0.5 to 100 for 2010 and 2512. TECHNICAL SPECIFICATIONS PARAMETER UNIT WSL1506E WSL2010E Rated dissipation at 70 °C W 0.25 0.5 1.0 Insulation voltage (1 min) VDC/AC peak 200 200 200 K/W ≤ 220 (3) ≤ 88 (3) ≤ 65 (3) Thermal resistance Insulation resistance MΩ Operating temperature range °C Weight/1000 pieces g > WSL2512E 106 - 55 to + 150 12 25 35 Note (3) Depending on solder pad dimensions. GLOBAL PART NUMBER INFORMATION Global Part Numbering example: WSL1506E10E0XEA W S GLOBAL MODEL WSL1506E Revision: 06-Dec-11 L 1 5 0 6 E RESISTANCE VALUE AND TOLERANCE Resistance Tolerance (±) 0.5 0.5 0.5 1.0 1.0 1.0 Multiplier Symbol X1 X1000 X1 000 000 X1 X1000 X1 000 000 W X Y D E F 1 0 E 0 X E A TCR CODE PACKAGING CODE SPECIAL E = ± 25 ppm/K X = ± 15 ppm/K EA = Lead (Pb)-free, tape/reel TA = Tape/reel (R86) (Dash number) (up to 2 digits) From 1 to 99 as applicable Document Number: 20033 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 WSL....E www.vishay.com Vishay Dale DIMENSIONS in inches (millimeters) L T W I b d a D WSL1506 WSL2010 Pulse Energy in mJ WSL2512 L W 0.15 ± 0.005 0.062 ± 0.003 (3.81 ± 0.13) (1.57 ± 0.08) 0.200 ± 0.005 0.100 ± 0.003 (5.08 ± 0.13) (2.54 ± 0.08) 0.250 ± 0.005 0.126 ± 0.003 (6.35 ± 0.13) (3.20 ± 0.08) DIMENSIONS Tmax. 0.025 (0.64) 0.025 (0.64) 0.025 (0.64) D d 0.012 ± 0.003 0.059 ± 0.003 (0.30 ± 0.08) (1.50 ± 0.08) 0.020 ± 0.003 0.097 ± 0.003 (0.51 ± 0.08) (2.46 ± 0.08) 0.024 ± 0.003 0.123 ± 0.003 (0.61 ± 0.08) (3.12 ± 0.08) Temperature Rise in °C MODEL 1.E+04 1.E+03 WSL2512E WSL1506E 1.E+02 WSL2010E a SOLDER PAD DIMENSIONS b l 0.015 (0.38) 0.062 (1.57) 0.118 (3.00) 0.023 (0.58) 0.100 (2.54) 0.153 (3.89) 0.027 (0.69) 0.126 (3.20) 0.196 (4.98) 150 125 100 WSL1506E WSL2010E 75 50 WSL2512E 25 1.E+01 0 0 0.25 0.50 0.75 Temperature Rise 1.E+03 1.E+04 1.E+05 Rated Power in % 1.E+00 1.E+02 Time in µs Pulse Energy Pulse Energy Plot: This represents the energy in each of 50 pulses, with a 1 s rest between pulses, that it takes to shift the WSL....E resistance ± (0.50 % + 0.01 Ω). 1.0 Power in W 120 100 80 60 40 20 0 - 55 - 25 0 25 50 Derating 75 70 100 125 150 175 Ambient Temperature in °C PERFORMANCE TEST Thermal shock Short time overload Low temperature operation High temperature exposure Moisture resistance Load life Vibration Mechanical shock Resistance to solder heat CINDITIONS OF TEST - 55 °C to + 150 °C, 100 cycles, 15 min at each extreme 5 x rated power for 5 s - 65 °C for 24 h 1000 h at +150 °C MIL-STD-202, method 106, 0 % power, 7a and 7b not required 1000 h at rated power, + 70 °C, 1.5 h “ON”, 0.5 h “OFF” MIL-STD-202, method 204D 100 g’s for 6 ms, 5 pulses + 260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence TEST LIMITS ± (0.20 % + 0.01 Ω) ± (0.20 % + 0.01 Ω) ± (0.20 % + 0.01 Ω) ± (0.50 % + 0.01 Ω) ± (0.50 % + 0.01 Ω) ± (0.50 % + 0.01 Ω) ± (0.10 % + 0.01 Ω) ± (0.10 % + 0.01 Ω) ± (0.50 % + 0.01 Ω) PACKAGING MODEL REEL TAPE WIDTH 12 mm/embossed plastic 12 mm/embossed plastic 12 mm/embossed plastic WSL1506E WSL2010E WSL2512E Note • Embossed Carrier Tape per EIA-481. Revision: 06-Dec-11 DIAMETER 178 mm/7" 178 mm/7" 178 mm/7" PIECES/REEL 4000 4000 2000 CODE EA EA EA Document Number: 20033 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 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. 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