WSL....E 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 • Voltage coefficient: < 0.00001 %/V (< 0.1 ppm/V) • Very low inductance: < 0.08 µH STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL POWER RATING P70 °C 0.25 0.5 1.0 SIZE INCH LIMITING ELEMENT VOLTAGE MAX (1) V≅ 63 100 100 TEMPERATURE COEFFICIENT ppm/K 15, 25 15, 25 15, 25 TOLERANCE % RESISTANCE RANGE (2) Ω 0R5 - 10K 0R5 - 10K 0R5 - 10K E-SERIES WSL1506E 1506 0.5, 1 WSL2010E 2010 0.5, 1 WSL2512E 2512 0.5, 1 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: PxR (2) Contact factory using e-mail address at bottom of this page for resistance values available between 0R5 - 10R for 1506 and 0R5 2010 and 2512 96 96 96 - 100R for TECHNICAL SPECIFICATIONS PARAMETER UNIT Rated Dissipation at 70 °C W Limiting Element Voltage (3) V≅ Insulation Voltage (1 min) Vdc/ac peak Thermal Resistance K/W Insulation Resistance MΩ Category Temperature Range °C Weight/1000 pieces g Notes (3) Rated voltage: PxR (4) Depending on solder pad dimensions WSL1506E 0.25 63 200 ≤ 220 (4) WSL2010E 0.5 100 200 ≤ 88 (4) > 106 - 55 to + 150 25 12 WSL2512E 1.0 100 200 ≤ 65 (4) 35 PACKAGING REEL MODEL TAPE WIDTH 12 mm/Embossed Plastic 12 mm/Embossed Plastic 12 mm/Embossed Plastic DIAMETER 180 mm/7" 180 mm/7" 180 mm/7" WSL1506E WSL2010E WSL2512E Note • Embossed Carrier Tape per EIA-481-1.2 PIECES/REEL 4000 4000 2000 CODE EA EA EA GLOBAL PART NUMBER INFORMATION NEW GLOBAL PART NUMBERING: WSL1506E10E0XEA W GLOBAL MODEL WSL1506E S L 1 5 0 6 RESISTANCE VALUE & TOLERANCE Resistance Multiplier Tolerance (±) 0.5 0.5 0.5 1.0 1.0 1.0 X1 X1000 X1 000 000 X1 X1000 X1 000 000 Symbol E 1 0 TOLERANCE CODE E = ± 25 ppm/K X = ± 15 ppm/K W X Y D E F E 0 X E A PACKAGING EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk TA = Tape/reel (R86) BA = Bulk (B43) SPECIAL (Dash Number) (up to 2 digits) From 1 - 99 as applicable * Pb containing terminations are not RoHS compliant, exemptions may apply www.vishay.com 38 For technical questions, contact: [email protected] Document Number: 20033 Revision: 18-Nov-08 WSL....E Power Metal Strip® Flip Chip (Extended Range) Patents Pending Vishay Dale DIMENSIONS SIZE INCH L T W d D I W L Tmax. D d 1506 0.15 ± 0.005 [3.81 ± 0.13] 2010 0.200 ± 0.005 0.100 ± 0.003 0.025 0.020 ± 0.003 0.097 ± 0.003 [5.08 ± 0.13] [2.54 ± 0.08] [0.64] [0.51 ± 0.08] [2.46 ± 0.08] 2512 0.250 ± 0.005 0.126 ± 0.003 0.025 0.024 ± 0.003 0.123 ± 0.003 [6.35 ± 0.13] [3.20 ± 0.08] [0.64] [0.61 ± 0.08] [3.12 ± 0.08] 0.062 ± 0.003 0.025 0.012 ± 0.003 0.059 ± 0.003 [1.57 ± 0.08] [0.64] [0.30 ± 0.08] [1.50 ± 0.08] Solder Pad Dimensions in inches [millimeters] SIZE INCH b a a b l 1506 0.015 [0.38] 0.062 [1.57] 0.118 [3.00] 2010 0.023 [0.58] 0.100 [2.54] 0.153 [3.89] 2512 0.027 [0.69] 0.126 [3.20] 0.196 [4.98] 1.E+04 Temperatire Rise in °C Pulse Energy in mJoules Dimensions in inches [millimeters] 1.E+03 WSL2512E WSL1506E 1.E+02 WSL2010E 1.E+01 150 125 100 WSL1506E WSL2010E 75 50 WSL2512E 25 0 1.E+03 Pulse Energy 1.E+04 1.E+05 Time in Microseconds Pulse Energy Plot: This represents the energy in each of 50 pulses, with a 1 second rest between pulses, that it takes to shift the WSL....E resistance ± (0.50 % + 0.01 Ω). 0 0.25 0.50 0.75 Temperature Rise Rated Power in % 1.E+00 1.E+02 1.0 Power in W 120 100 80 60 40 20 0 - 55 - 25 0 25 Derating 50 75 70 100 125 150 175 Ambient Temperature in °C PERFORMANCE TEST Thermal Shock Short Time Overload Low Temperature Storage High Temperature Exposure Moisture Resistance Load Life Vibration Mechanical Shock Resistance to Soldering Heat Document Number: 20033 Revision: 18-Nov-08 CONDITIONS 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 - 12 s dwell, 25 mm/s emergence For technical questions, contact: [email protected] 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) www.vishay.com 39 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